diff --git a/DDG4/examples/TEve.C b/DDG4/examples/TEve.C
index fc7b505c6fe1e1bf1883e528092894b72a79774f..19cc1bd90602669c9b2e161fb7e2eac3d3923480 100644
--- a/DDG4/examples/TEve.C
+++ b/DDG4/examples/TEve.C
@@ -8,22 +8,22 @@
 //  Author     : M.Frank
 //
 //====================================================================
-#include "DD4hep/Detector.h"
+#include <DD4hep/Detector.h>
 
 // ROOT include files
-#include "TGeoManager.h"
-#include "TEveGeoNode.h"
-#include "TGLViewer.h"
-#include "TGLUtil.h"
-#include "TGLClip.h"
-#include "TMap.h"
-#include "TEveElement.h"
-#include "TSysEvtHandler.h"
-#include "TTimer.h"
-#include "TVirtualPad.h"
+#include <TGeoManager.h>
+#include <TEveGeoNode.h>
+#include <TGLViewer.h>
+#include <TGLUtil.h>
+#include <TGLClip.h>
+#include <TMap.h>
+#include <TEveElement.h>
+#include <TSysEvtHandler.h>
+#include <TTimer.h>
+#include <TVirtualPad.h>
 
 #define private public
-#include "TEveManager.h"
+#include <TEveManager.h>
 
 using namespace dd4hep::detail;
 
diff --git a/DDG4/g4gdmlDisplay.cpp b/DDG4/g4gdmlDisplay.cpp
index 640ece170ba619f8878140a9b1fa5d0dffe89d40..2e11e2ddb29ae143716be1bb3996f9e079a930cd 100644
--- a/DDG4/g4gdmlDisplay.cpp
+++ b/DDG4/g4gdmlDisplay.cpp
@@ -16,25 +16,25 @@
 //#define G4VIS_USE_OPENGL
 //#define G4UI_USE_TCSH
 
-#include "G4PVPlacement.hh"
-#include "G4RunManager.hh"
-#include "G4UImanager.hh"
-#include "G4UIsession.hh"
-#include "Randomize.hh"
+#include <G4PVPlacement.hh>
+#include <G4RunManager.hh>
+#include <G4UImanager.hh>
+#include <G4UIsession.hh>
+#include <Randomize.hh>
 
 #ifdef G4VIS_USE_OPENGLX
-#include "G4OpenGLImmediateX.hh"
-#include "G4OpenGLStoredX.hh"
+#include <G4OpenGLImmediateX.hh>
+#include <G4OpenGLStoredX.hh>
 #endif
 
-#include "G4VisManager.hh"
-#include "G4VisExecutive.hh"
-#include "G4UIExecutive.hh"
-#include "G4VUserPhysicsList.hh"
-#include "G4ParticleTypes.hh"
-#include "globals.hh"
+#include <G4VisManager.hh>
+#include <G4VisExecutive.hh>
+#include <G4UIExecutive.hh>
+#include <G4VUserPhysicsList.hh>
+#include <G4ParticleTypes.hh>
+#include <globals.hh>
 
-#include "DDG4/Geant4GDMLDetector.h"
+#include <DDG4/Geant4GDMLDetector.h>
 #include <cerrno>
 #include <stdexcept>
 
diff --git a/DDG4/hepmc/HepMC3EventReader.cpp b/DDG4/hepmc/HepMC3EventReader.cpp
index bf9f46094794170a3ec346b6561e5ee4d73c5b74..38508786ba300433aa5b31ccd7fde17e93d81e76 100644
--- a/DDG4/hepmc/HepMC3EventReader.cpp
+++ b/DDG4/hepmc/HepMC3EventReader.cpp
@@ -16,10 +16,10 @@
 
 // Framework include files
 #include "HepMC3EventReader.h"
-#include "DD4hep/Printout.h"
-#include "DDG4/Geant4Primary.h"
-#include "DDG4/Geant4Context.h"
-#include "DDG4/Factories.h"
+#include <DD4hep/Printout.h>
+#include <DDG4/Geant4Primary.h>
+#include <DDG4/Geant4Context.h>
+#include <DDG4/Factories.h>
 
 #include <G4ParticleTable.hh>
 
@@ -29,7 +29,7 @@
 #include <HepMC3/GenVertex.h>
 #include <HepMC3/Units.h>
 
-#include "G4Event.hh"
+#include <G4Event.hh>
 
 
 using dd4hep::sim::HEPMC3EventReader;
diff --git a/DDG4/hepmc/HepMC3EventReader.h b/DDG4/hepmc/HepMC3EventReader.h
index 8ec08f025f53e8e9eb6392e55875947660e55870..163aa17225562ceb0accd6d51fe800bfa8896763 100644
--- a/DDG4/hepmc/HepMC3EventReader.h
+++ b/DDG4/hepmc/HepMC3EventReader.h
@@ -13,7 +13,7 @@
 #define DDG4_HEPMC_HEPMC3EVENTREADER_H
 
 // Framework include files
-#include "DDG4/Geant4InputAction.h"
+#include <DDG4/Geant4InputAction.h>
 
 namespace HepMC3{ class GenEvent; }
 
diff --git a/DDG4/hepmc/HepMC3FileReader.cpp b/DDG4/hepmc/HepMC3FileReader.cpp
index d2711c8176f0ee5fb4203851aefe4ca41880d387..15c93cce2b0a6a04cf95566366054245991e385b 100644
--- a/DDG4/hepmc/HepMC3FileReader.cpp
+++ b/DDG4/hepmc/HepMC3FileReader.cpp
@@ -26,8 +26,8 @@
 
 #include "HepMC3EventReader.h"
 
-#include "DDG4/EventParameters.h"
-#include "DDG4/RunParameters.h"
+#include <DDG4/EventParameters.h>
+#include <DDG4/RunParameters.h>
 
 #include <HepMC3/ReaderFactory.h>
 #include <HepMC3/Version.h>
@@ -113,8 +113,8 @@ namespace dd4hep  {
   }
 }
 
-#include "DD4hep/Printout.h"
-#include "DDG4/Factories.h"
+#include <DD4hep/Printout.h>
+#include <DDG4/Factories.h>
 
 using dd4hep::sim::HEPMC3FileReader;
 using dd4hep::sim::Geant4EventReader;
diff --git a/DDG4/include/DDG4/ComponentUtils.h b/DDG4/include/DDG4/ComponentUtils.h
index 643d0cd06d4f3b01822d13148a4b3fd62acef971..b7c039165d2b8662cada7e266aff48f4f1743a25 100644
--- a/DDG4/include/DDG4/ComponentUtils.h
+++ b/DDG4/include/DDG4/ComponentUtils.h
@@ -15,8 +15,8 @@
 #define DDG4_COMPONENTUTILS_H
 
 // Framework include files
-#include "DD4hep/Primitives.h"
-#include "DD4hep/Exceptions.h"
+#include <DD4hep/Primitives.h>
+#include <DD4hep/Exceptions.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/DDG4Dict.h b/DDG4/include/DDG4/DDG4Dict.h
index 5bfb3ddfbece88681dfff0a8f4ef827b2d3889a1..57ddaa3b227ba8f97bdf4a909064a79b36a74b64 100644
--- a/DDG4/include/DDG4/DDG4Dict.h
+++ b/DDG4/include/DDG4/DDG4Dict.h
@@ -34,9 +34,9 @@
 #endif
 
 // FRamework include files
-#include "DD4hep/Memory.h"
-#include "DDG4/Geant4Data.h"
-#include "DDG4/Geant4Particle.h"
+#include <DD4hep/Memory.h>
+#include <DDG4/Geant4Data.h>
+#include <DDG4/Geant4Particle.h>
 
 namespace dd4hep {
   namespace DDSegmentation { }
diff --git a/DDG4/include/DDG4/Defs.h b/DDG4/include/DDG4/Defs.h
index 430ca6c139776bddddb23ac0e43ae4836012311d..b65cf93b77c2a183bd0f53de1810390be9a915d7 100644
--- a/DDG4/include/DDG4/Defs.h
+++ b/DDG4/include/DDG4/Defs.h
@@ -15,7 +15,7 @@
 #define DDG4_DEFS_H
 
 // Framework include files
-#include "DD4hep/Detector.h"
+#include <DD4hep/Detector.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Factories.h b/DDG4/include/DDG4/Factories.h
index e5094c385f4c690fb2c84861869631866e1f48cf..125e65e91b21142af42316a0f86487a6b10fcb7f 100644
--- a/DDG4/include/DDG4/Factories.h
+++ b/DDG4/include/DDG4/Factories.h
@@ -14,11 +14,11 @@
 #define DDG4_FACTORIES_H
 
 // Framework include files
-#include "DDG4/Defs.h"
-#include "DD4hep/Plugins.h"
-#include "DD4hep/Printout.h"
-#include "DD4hep/Factories.h"
-#include "DD4hep/Primitives.h"
+#include <DDG4/Defs.h>
+#include <DD4hep/Plugins.h>
+#include <DD4hep/Printout.h>
+#include <DD4hep/Factories.h>
+#include <DD4hep/Primitives.h>
 
 // C/C++ include files
 #include <string>
diff --git a/DDG4/include/DDG4/Geant4AssemblyVolume.h b/DDG4/include/DDG4/Geant4AssemblyVolume.h
index 3865e8a965183109617993296f76071a21404127..da18d7f3354f8d23ab61feb99b3a6176521e71db 100644
--- a/DDG4/include/DDG4/Geant4AssemblyVolume.h
+++ b/DDG4/include/DDG4/Geant4AssemblyVolume.h
@@ -14,10 +14,10 @@
 #define DDG4_GEANT4ASSEMBLYVOLUME_H
 
 /// ROOT includes
-#include "TGeoNode.h"
+#include <TGeoNode.h>
 
 /// Geant4 include files
-#include "G4AssemblyVolume.hh"
+#include <G4AssemblyVolume.hh>
 
 /// C/C++ include files
 #include <vector>
diff --git a/DDG4/include/DDG4/Geant4Callback.h b/DDG4/include/DDG4/Geant4Callback.h
index bf0a337bdccaa922c5f00eb2c31fb32f116847a4..3a8802bcdec9fb4af8e2c5ea08af88c6871d594a 100644
--- a/DDG4/include/DDG4/Geant4Callback.h
+++ b/DDG4/include/DDG4/Geant4Callback.h
@@ -15,6 +15,6 @@
 #define DDG4_GEANT4CALLBACK_H
 
 // Just forward header for dd4hep callbacks
-#include "DD4hep/Callback.h"
+#include <DD4hep/Callback.h>
 
 #endif // DDG4_GEANT4CALLBACK_H
diff --git a/DDG4/include/DDG4/Geant4Context.h b/DDG4/include/DDG4/Geant4Context.h
index b801641b06170e9806b1e6c614cdff1c9ae4aad9..0f0f42f209f9fae53140e392816da1741ce45b27 100644
--- a/DDG4/include/DDG4/Geant4Context.h
+++ b/DDG4/include/DDG4/Geant4Context.h
@@ -15,8 +15,8 @@
 #define DDG4_GEANT4CONTEXT_H
 
 // Framework incloude files
-#include "DD4hep/Primitives.h"
-#include "DD4hep/ObjectExtensions.h"
+#include <DD4hep/Primitives.h>
+#include <DD4hep/ObjectExtensions.h>
 
 // Forward declarations
 class G4Run;
diff --git a/DDG4/include/DDG4/Geant4DataConversion.h b/DDG4/include/DDG4/Geant4DataConversion.h
index f5e3699656e3f3289bfd442c9883420e23e83f78..a90a2d45976720db820d343e69b0a8e7fc574ef5 100644
--- a/DDG4/include/DDG4/Geant4DataConversion.h
+++ b/DDG4/include/DDG4/Geant4DataConversion.h
@@ -15,8 +15,8 @@
 #define DDG4_GEANT4DATACONVERSION_H
 
 // Framework include files
-#include "DD4hep/VolumeManager.h"
-#include "DD4hep/DetElement.h"
+#include <DD4hep/VolumeManager.h>
+#include <DD4hep/DetElement.h>
 #include <typeinfo>
 
 /// Namespace for the AIDA detector description toolkit
diff --git a/DDG4/include/DDG4/Geant4DataDump.h b/DDG4/include/DDG4/Geant4DataDump.h
index 473d5eb9347ed8c7271ed5ec75ae4f4ea12c7a6a..702ce3eb3c829442dd7b2989c594bd77615872ff 100644
--- a/DDG4/include/DDG4/Geant4DataDump.h
+++ b/DDG4/include/DDG4/Geant4DataDump.h
@@ -15,9 +15,9 @@
 #define DDG4_GEANT4DATADUMP_H
 
 // Framework include files
-#include "DD4hep/Printout.h"
-#include "DDG4/Geant4Data.h"
-#include "DDG4/Geant4Particle.h"
+#include <DD4hep/Printout.h>
+#include <DDG4/Geant4Data.h>
+#include <DDG4/Geant4Particle.h>
 
 // C/C++ include files
 #include <vector>
diff --git a/DDG4/include/DDG4/Geant4FastSimShowerModel.inl.h b/DDG4/include/DDG4/Geant4FastSimShowerModel.inl.h
index 6da7cbb449decc71a13831961e8b3123d867db6b..b5e9f7f93b8a7b4f62855c65185cc1a8f2e09cd2 100644
--- a/DDG4/include/DDG4/Geant4FastSimShowerModel.inl.h
+++ b/DDG4/include/DDG4/Geant4FastSimShowerModel.inl.h
@@ -86,9 +86,9 @@ namespace dd4hep  {
   }     /* End namespace sim   */
 }       /* End namespace dd4hep */
 
-#include "G4Version.hh"
+#include <G4Version.hh>
 #if G4VERSION_NUMBER > 1070
-#include "G4FastSimHitMaker.hh"
+#include <G4FastSimHitMaker.hh>
 #else
 class G4FastHit;
 class G4FastSimHitMaker  {  public:  void make(const G4FastHit&, const G4FastTrack&)  { } };
diff --git a/DDG4/include/DDG4/Geant4GDMLDetector.h b/DDG4/include/DDG4/Geant4GDMLDetector.h
index b7bb5405dfaf151daadcedcdf595f3ba516648f3..d18259e72eed10180b8770329ff7151a44ae4c49 100644
--- a/DDG4/include/DDG4/Geant4GDMLDetector.h
+++ b/DDG4/include/DDG4/Geant4GDMLDetector.h
@@ -14,7 +14,7 @@
 #ifndef DDG4_GEANT4GDMLDETECTOR_H
 #define DDG4_GEANT4GDMLDETECTOR_H
 
-#include "G4VUserDetectorConstruction.hh"
+#include <G4VUserDetectorConstruction.hh>
 #include <string>
 
 /// Namespace for the AIDA detector description toolkit
diff --git a/DDG4/include/DDG4/Geant4HierarchyDump.h b/DDG4/include/DDG4/Geant4HierarchyDump.h
index e28ee2400ff9341a44f6d7d0c0fc83600df38964..943e8d61c64dd08f7765fe71e0a3f1c72b199f3a 100644
--- a/DDG4/include/DDG4/Geant4HierarchyDump.h
+++ b/DDG4/include/DDG4/Geant4HierarchyDump.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4HIERARCHYDUMP_H
 
 // Geant 4 include files
-#include "G4VPhysicalVolume.hh"
+#include <G4VPhysicalVolume.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4HitCollection.h b/DDG4/include/DDG4/Geant4HitCollection.h
index 6021c831de33e39294488eeee97097c1190383db..065fc0ef673b91e749b9f737754b5f110fa08b22 100644
--- a/DDG4/include/DDG4/Geant4HitCollection.h
+++ b/DDG4/include/DDG4/Geant4HitCollection.h
@@ -14,10 +14,10 @@
 #define DDG4_GEANT4HITCOLLECTION_H
 
 // Framework include files
-#include "DD4hep/Handle.h"
-#include "DDG4/ComponentUtils.h"
-#include "G4VHitsCollection.hh"
-#include "G4VHit.hh"
+#include <DD4hep/Handle.h>
+#include <DDG4/ComponentUtils.h>
+#include <G4VHitsCollection.hh>
+#include <G4VHit.hh>
 
 // C/C++ include files
 #include <vector>
diff --git a/DDG4/include/DDG4/Geant4HitHandler.h b/DDG4/include/DDG4/Geant4HitHandler.h
index 0f2770aae8e37c2df54d8e0e4e2cf6be784aaf4d..b34fbef8087b286d5be11775e96c5450e5372b44 100644
--- a/DDG4/include/DDG4/Geant4HitHandler.h
+++ b/DDG4/include/DDG4/Geant4HitHandler.h
@@ -14,11 +14,11 @@
 #define DDG4_GEANT4HITHANDLER_H
 
 // Framework include files
-#include "DDG4/Defs.h"
+#include <DDG4/Defs.h>
 
 // Geant4 include files
-#include "G4EmSaturation.hh"
-#include "G4Version.hh"
+#include <G4EmSaturation.hh>
+#include <G4Version.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4InteractionMerger.h b/DDG4/include/DDG4/Geant4InteractionMerger.h
index cc8b453e6a537c655d0146d7ca690a2eb6dfc216..15fe97b1e2e6dee155f737cd83d1cf573109a6af 100644
--- a/DDG4/include/DDG4/Geant4InteractionMerger.h
+++ b/DDG4/include/DDG4/Geant4InteractionMerger.h
@@ -23,7 +23,7 @@
 #define DDG4_GEANT4INTERACTIONMERGER_H
 
 // Framework include files
-#include "DDG4/Geant4GeneratorAction.h"
+#include <DDG4/Geant4GeneratorAction.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4InteractionVertexBoost.h b/DDG4/include/DDG4/Geant4InteractionVertexBoost.h
index 50641befe94fe315f1d634160c65e76c384a57b7..91cb0ed7e0537a048c5d700a2cb16365c13b4f7a 100644
--- a/DDG4/include/DDG4/Geant4InteractionVertexBoost.h
+++ b/DDG4/include/DDG4/Geant4InteractionVertexBoost.h
@@ -24,8 +24,8 @@
 #define DDG4_GEANT4INTERACTIONVERTEXBOOST_H
 
 // Framework include files
-#include "DDG4/Geant4GeneratorAction.h"
-#include "DDG4/Geant4Primary.h"
+#include <DDG4/Geant4GeneratorAction.h>
+#include <DDG4/Geant4Primary.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4InteractionVertexSmear.h b/DDG4/include/DDG4/Geant4InteractionVertexSmear.h
index b28c14660b7343694d9d4aba77e91cb8ce26b8fe..c5af7c70b590394fca706fd914cd74e6f9bf3013 100644
--- a/DDG4/include/DDG4/Geant4InteractionVertexSmear.h
+++ b/DDG4/include/DDG4/Geant4InteractionVertexSmear.h
@@ -25,10 +25,10 @@
 #define DDG4_GEANT4INTERACTIONVERTEXSMEAR_H
 
 // Framework include files
-#include "DDG4/Geant4GeneratorAction.h"
+#include <DDG4/Geant4GeneratorAction.h>
 
 // ROOT include files
-#include "Math/Vector4D.h"
+#include <Math/Vector4D.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4IsotropeGenerator.h b/DDG4/include/DDG4/Geant4IsotropeGenerator.h
index a16388de7a77f4dfae585daf150841b0ab667ef0..4b38575572c584124a6112acce052bd9101883c5 100644
--- a/DDG4/include/DDG4/Geant4IsotropeGenerator.h
+++ b/DDG4/include/DDG4/Geant4IsotropeGenerator.h
@@ -15,7 +15,7 @@
 #define DDG4_GEANT4ISOTROPEGENERATOR_H
 
 // Framework include files
-#include "DDG4/Geant4ParticleGenerator.h"
+#include <DDG4/Geant4ParticleGenerator.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4Mapping.h b/DDG4/include/DDG4/Geant4Mapping.h
index 45282b2a78c06b2a8a8cb3cf2485713ba643156f..9004f7b86a19dc024c18373fea8c91e3d0cffc02 100644
--- a/DDG4/include/DDG4/Geant4Mapping.h
+++ b/DDG4/include/DDG4/Geant4Mapping.h
@@ -14,11 +14,11 @@
 #define DDG4_GEANT4MAPPING_H
 
 // Framework include files
-#include "DD4hep/Detector.h"
-#include "DD4hep/Volumes.h"
-#include "DD4hep/GeoHandler.h"
-#include "DDG4/Geant4GeometryInfo.h"
-#include "DDG4/Geant4VolumeManager.h"
+#include <DD4hep/Detector.h>
+#include <DD4hep/Volumes.h>
+#include <DD4hep/GeoHandler.h>
+#include <DDG4/Geant4GeometryInfo.h>
+#include <DDG4/Geant4VolumeManager.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4MonteCarloTruth.h b/DDG4/include/DDG4/Geant4MonteCarloTruth.h
index 4693b6c71e55a0c76327b76ae1269d8457cb6fd7..737b20977f6d0c2112087f8283f89e37e44535c5 100644
--- a/DDG4/include/DDG4/Geant4MonteCarloTruth.h
+++ b/DDG4/include/DDG4/Geant4MonteCarloTruth.h
@@ -15,7 +15,7 @@
 #define DDG4_GEANT4MONTECARLOTRUTH_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Action.h>
 
 // C/C++ include files
 #include <map>
diff --git a/DDG4/include/DDG4/Geant4Output2ROOT.h b/DDG4/include/DDG4/Geant4Output2ROOT.h
index 7cacc9cf5d33f5e9273a0019d19183be0f5b80a7..9d937ec657f2f69f28fc2fc0033f2abf5067415d 100644
--- a/DDG4/include/DDG4/Geant4Output2ROOT.h
+++ b/DDG4/include/DDG4/Geant4Output2ROOT.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4OUTPUT2ROOT_H
 
 // Framework include files
-#include "DDG4/Geant4OutputAction.h"
+#include <DDG4/Geant4OutputAction.h>
 
 class TFile;
 class TTree;
diff --git a/DDG4/include/DDG4/Geant4Particle.h b/DDG4/include/DDG4/Geant4Particle.h
index bb4e2b12db38c26e9fea027067cb5a3eeeb1801e..abc1be83bec8220f9e83bb8c41c4dbc2df8811f0 100644
--- a/DDG4/include/DDG4/Geant4Particle.h
+++ b/DDG4/include/DDG4/Geant4Particle.h
@@ -17,7 +17,7 @@
 // Framework include files
 
 // ROOT includes
-#include "Math/Vector4D.h"
+#include <Math/Vector4D.h>
 
 // Geant4 forward declarations
 class G4ParticleDefinition;
diff --git a/DDG4/include/DDG4/Geant4ParticleGenerator.h b/DDG4/include/DDG4/Geant4ParticleGenerator.h
index 7810f8d2b722b0ca0c89c266920c98a525b2c4ad..cdf65e62cc18018b43bb8d00535555ff74f8479e 100644
--- a/DDG4/include/DDG4/Geant4ParticleGenerator.h
+++ b/DDG4/include/DDG4/Geant4ParticleGenerator.h
@@ -14,8 +14,8 @@
 #define DDG4_GEANT4PARTICLEGENERATOR_H
 
 // Framework include files
-#include "DDG4/Geant4GeneratorAction.h"
-#include "Math/Vector3D.h"
+#include <DDG4/Geant4GeneratorAction.h>
+#include <Math/Vector3D.h>
 
 // Forward declarations
 class G4ParticleDefinition;
diff --git a/DDG4/include/DDG4/Geant4ParticleGun.h b/DDG4/include/DDG4/Geant4ParticleGun.h
index db33baf6388e46344955bd4b54aab7485a299c14..d5b6f714a470d25114a4652d93783e68d3aed17c 100644
--- a/DDG4/include/DDG4/Geant4ParticleGun.h
+++ b/DDG4/include/DDG4/Geant4ParticleGun.h
@@ -24,7 +24,7 @@
 #define DDG4_GEANT4PARTICLEGUN_H
 
 // Framework include files
-#include "DDG4/Geant4IsotropeGenerator.h"
+#include <DDG4/Geant4IsotropeGenerator.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4ParticleHandler.h b/DDG4/include/DDG4/Geant4ParticleHandler.h
index 5b5fcd78d4ad5435fa670a09b411c4f18b20de0c..11b5fbb12cf4fc3f46c730dd94e4b62f063220de 100644
--- a/DDG4/include/DDG4/Geant4ParticleHandler.h
+++ b/DDG4/include/DDG4/Geant4ParticleHandler.h
@@ -25,9 +25,9 @@
 #define DDG4_GEANT4PARTICLEHANDLER_H
 
 // Framework include files
-#include "DDG4/Geant4Primary.h"
-#include "DDG4/Geant4GeneratorAction.h"
-#include "DDG4/Geant4MonteCarloTruth.h"
+#include <DDG4/Geant4Primary.h>
+#include <DDG4/Geant4GeneratorAction.h>
+#include <DDG4/Geant4MonteCarloTruth.h>
 
 // Forward declarations
 class G4Step;
diff --git a/DDG4/include/DDG4/Geant4ParticlePrint.h b/DDG4/include/DDG4/Geant4ParticlePrint.h
index 896409304fa27fde5510e7c7247670095d3ce24d..d23e16d5268a1db4999da690d5975935f874b3fc 100644
--- a/DDG4/include/DDG4/Geant4ParticlePrint.h
+++ b/DDG4/include/DDG4/Geant4ParticlePrint.h
@@ -15,9 +15,9 @@
 #define DDG4_GEANT4PARTICLEPRINT_H
 
 // Framework include files
-#include "DDG4/Geant4EventAction.h"
-#include "DDG4/Geant4GeneratorAction.h"
-#include "DDG4/Geant4Particle.h"
+#include <DDG4/Geant4EventAction.h>
+#include <DDG4/Geant4GeneratorAction.h>
+#include <DDG4/Geant4Particle.h>
 
 // Forward declarations
 class G4Event;
diff --git a/DDG4/include/DDG4/Geant4PhysicsConstructor.h b/DDG4/include/DDG4/Geant4PhysicsConstructor.h
index b3a045d8e56b8a3be46b96e37f2770b3a5664527..052fa9e867a2cd40a2e640e37cf7a1803b29da4a 100644
--- a/DDG4/include/DDG4/Geant4PhysicsConstructor.h
+++ b/DDG4/include/DDG4/Geant4PhysicsConstructor.h
@@ -17,11 +17,11 @@
 
 
 // Framework include files
-#include "DDG4/Geant4PhysicsList.h"
+#include <DDG4/Geant4PhysicsList.h>
 
 // Geant4 include files
-#include "G4ParticleTable.hh"
-#include "G4VPhysicsConstructor.hh"
+#include <G4ParticleTable.hh>
+#include <G4VPhysicsConstructor.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4PlacementParameterisation.h b/DDG4/include/DDG4/Geant4PlacementParameterisation.h
index a4a1ed1d7aadee9bd645b583561a2bf32d47cf42..2788136d2513f4519f4933f4d126d71bec3339f8 100644
--- a/DDG4/include/DDG4/Geant4PlacementParameterisation.h
+++ b/DDG4/include/DDG4/Geant4PlacementParameterisation.h
@@ -13,6 +13,7 @@
 #ifndef DDG4_GEANT4PLACEMENTPARAMETERISATION_H
 #define DDG4_GEANT4PLACEMENTPARAMETERISATION_H
 
+/// Framework include files
 #include <DD4hep/Volumes.h>
 
 /// Geant4 include files
diff --git a/DDG4/include/DDG4/Geant4Primary.h b/DDG4/include/DDG4/Geant4Primary.h
index cd80e972a250af2593b696938b48166bdbfd46ae..bc129d36a8122aa2ad5f2c7db89889db9c73003e 100644
--- a/DDG4/include/DDG4/Geant4Primary.h
+++ b/DDG4/include/DDG4/Geant4Primary.h
@@ -15,9 +15,9 @@
 #define DDG4_GEANT4PRIMARY_H
 
 // Framework include files
-#include "DD4hep/Memory.h"
-#include "DDG4/Geant4Vertex.h"
-#include "DDG4/Geant4Particle.h"
+#include <DD4hep/Memory.h>
+#include <DDG4/Geant4Vertex.h>
+#include <DDG4/Geant4Particle.h>
 
 // C/C++ include files
 #include <set>
diff --git a/DDG4/include/DDG4/Geant4PrimaryHandler.h b/DDG4/include/DDG4/Geant4PrimaryHandler.h
index 73ae6a23dc6700b56d323effa322b200b1c2f066..d89c241971eb9ba2e5044d722646519381f5388a 100644
--- a/DDG4/include/DDG4/Geant4PrimaryHandler.h
+++ b/DDG4/include/DDG4/Geant4PrimaryHandler.h
@@ -25,8 +25,9 @@
 #define DDG4_GEANT4PRIMARYHANDLER_H
 
 // Framework include files
-#include "DDG4/Geant4GeneratorAction.h"
+#include <DDG4/Geant4GeneratorAction.h>
 
+// C/C++ include files
 #include <set>
 
 /// Namespace for the AIDA detector description toolkit
diff --git a/DDG4/include/DDG4/Geant4Primitives.h b/DDG4/include/DDG4/Geant4Primitives.h
index da6f1a2525d732ef4e85c297de39b49694d7c7e8..2d684cb87720c07c1160144028c69bb8a9550f3c 100644
--- a/DDG4/include/DDG4/Geant4Primitives.h
+++ b/DDG4/include/DDG4/Geant4Primitives.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4PRIMITIVES_H
 
 // Framework include files
-#include "DD4hep/Primitives.h"
+#include <DD4hep/Primitives.h>
 
 /// Geant 4 forward declarations
 
diff --git a/DDG4/include/DDG4/Geant4Random.h b/DDG4/include/DDG4/Geant4Random.h
index 5c60d31a1b0533e1202450baa060711c181f90ac..c04c5eb0130634cc02beecbfe3d6ef836ad999fe 100644
--- a/DDG4/include/DDG4/Geant4Random.h
+++ b/DDG4/include/DDG4/Geant4Random.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4RANDOM_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Action.h>
 
 // C/C++ include files
 #include <string>
diff --git a/DDG4/include/DDG4/Geant4ReadoutVolumeFilter.h b/DDG4/include/DDG4/Geant4ReadoutVolumeFilter.h
index 5e54778191b1d1c3d519697e1a2d0567083210b8..39acfc9be364bcce6f8f26ba4db067e103eae355 100644
--- a/DDG4/include/DDG4/Geant4ReadoutVolumeFilter.h
+++ b/DDG4/include/DDG4/Geant4ReadoutVolumeFilter.h
@@ -14,9 +14,9 @@
 #define DDG4_GEANT4READOUTVOLUMEFILTER_H
 
 // Framework include files
-#include "DD4hep/Readout.h"
-#include "DD4hep/IDDescriptor.h"
-#include "DDG4/Geant4SensDetAction.h"
+#include <DD4hep/Readout.h>
+#include <DD4hep/IDDescriptor.h>
+#include <DDG4/Geant4SensDetAction.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4RunAction.h b/DDG4/include/DDG4/Geant4RunAction.h
index 41d66e4de125f53d2c8e4462f2c43c3ec9293084..8eb904d915ce237099068428ad81f6496fb99c8b 100644
--- a/DDG4/include/DDG4/Geant4RunAction.h
+++ b/DDG4/include/DDG4/Geant4RunAction.h
@@ -15,7 +15,7 @@
 #define DDG4_GEANT4RUNACTION_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Action.h>
 
 // Forward declaration
 class G4Run;
diff --git a/DDG4/include/DDG4/Geant4StepHandler.h b/DDG4/include/DDG4/Geant4StepHandler.h
index 962fe750ad42566f932cbaaac52e7334a8f3f78c..850d89cf2ed5a54556877ef31d639da9de815868 100644
--- a/DDG4/include/DDG4/Geant4StepHandler.h
+++ b/DDG4/include/DDG4/Geant4StepHandler.h
@@ -17,12 +17,12 @@
 #include <DDG4/Geant4HitHandler.h>
 
 // Geant4 include files
-#include "G4Step.hh"
-#include "G4StepPoint.hh"
-#include "G4VTouchable.hh"
-#include "G4VSensitiveDetector.hh"
-#include "G4EmSaturation.hh"
-#include "G4Version.hh"
+#include <G4Step.hh>
+#include <G4StepPoint.hh>
+#include <G4VTouchable.hh>
+#include <G4VSensitiveDetector.hh>
+#include <G4EmSaturation.hh>
+#include <G4Version.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4SteppingAction.h b/DDG4/include/DDG4/Geant4SteppingAction.h
index 199c85efff81f92a83a3551042a5875e8faf9c25..2ba78d44f1ce632bc227b35a27ee39f0ea1c09f9 100644
--- a/DDG4/include/DDG4/Geant4SteppingAction.h
+++ b/DDG4/include/DDG4/Geant4SteppingAction.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4STEPPINGACTION_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Action.h>
 
 // Forward declarations
 class G4SteppingManager;
diff --git a/DDG4/include/DDG4/Geant4TestActions.h b/DDG4/include/DDG4/Geant4TestActions.h
index 06b3e67fec1dd70b90082e4c0363eedd17754839..f20adeada3616933c85122e6973b18186edc885a 100644
--- a/DDG4/include/DDG4/Geant4TestActions.h
+++ b/DDG4/include/DDG4/Geant4TestActions.h
@@ -14,16 +14,16 @@
 #define DDG4_GEANT4TESTACTIONS_H
 
 // Framework include files
-#include "DDG4/Geant4Handle.h"
-#include "DDG4/Geant4Kernel.h"
-#include "DDG4/Geant4GeneratorAction.h"
-#include "DDG4/Geant4RunAction.h"
-#include "DDG4/Geant4EventAction.h"
-#include "DDG4/Geant4TrackingAction.h"
-#include "DDG4/Geant4SteppingAction.h"
-#include "DDG4/Geant4StackingAction.h"
-#include "DDG4/Geant4ActionPhase.h"
-#include "DDG4/Geant4SensDetAction.h"
+#include <DDG4/Geant4Handle.h>
+#include <DDG4/Geant4Kernel.h>
+#include <DDG4/Geant4GeneratorAction.h>
+#include <DDG4/Geant4RunAction.h>
+#include <DDG4/Geant4EventAction.h>
+#include <DDG4/Geant4TrackingAction.h>
+#include <DDG4/Geant4SteppingAction.h>
+#include <DDG4/Geant4StackingAction.h>
+#include <DDG4/Geant4ActionPhase.h>
+#include <DDG4/Geant4SensDetAction.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4TrackHandler.h b/DDG4/include/DDG4/Geant4TrackHandler.h
index 658be560c5685767f99871ef76caaa2b2afa39d3..94d619b36bd0fb77c6a9d3c3a7072e235f9789c4 100644
--- a/DDG4/include/DDG4/Geant4TrackHandler.h
+++ b/DDG4/include/DDG4/Geant4TrackHandler.h
@@ -14,17 +14,18 @@
 #define DDG4_GEANT4TRACKHANDLER_H
 
 // Framework include files
-#include "DDG4/Defs.h"
+#include <DDG4/Defs.h>
 
 // Geant4 include files
-#include "G4Track.hh"
-#include "G4TrajectoryPoint.hh"
-#include "G4VTouchable.hh"
-#include "G4VSensitiveDetector.hh"
-#include "G4ParticleDefinition.hh"
-#include "G4DynamicParticle.hh"
-#include "G4VProcess.hh"
+#include <G4Track.hh>
+#include <G4TrajectoryPoint.hh>
+#include <G4VTouchable.hh>
+#include <G4VSensitiveDetector.hh>
+#include <G4ParticleDefinition.hh>
+#include <G4DynamicParticle.hh>
+#include <G4VProcess.hh>
 
+// C/C++ include files
 #include <stdexcept>
 
 // Forward declarations
diff --git a/DDG4/include/DDG4/Geant4TrackInformation.h b/DDG4/include/DDG4/Geant4TrackInformation.h
index 0479617d88f9c55181cd386d5b6e5ddded064cf0..6f801f0b9ecb1bd91321a0bcae28d5d01714ef1c 100644
--- a/DDG4/include/DDG4/Geant4TrackInformation.h
+++ b/DDG4/include/DDG4/Geant4TrackInformation.h
@@ -15,7 +15,7 @@
 #define DDG4_GEANT4TRACKINFORMATION_H
 
 // Framework include files
-#include "G4VUserTrackInformation.hh"
+#include <G4VUserTrackInformation.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4TrackingAction.h b/DDG4/include/DDG4/Geant4TrackingAction.h
index 34637d38414b0dc27230a4cc8e8406c3bf88f6d5..68f84e6778fab8637e08f6adfdf7a5d7f52c9048 100644
--- a/DDG4/include/DDG4/Geant4TrackingAction.h
+++ b/DDG4/include/DDG4/Geant4TrackingAction.h
@@ -14,8 +14,8 @@
 #define DDG4_GEANT4TRACKINGACTION_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
-#include "G4VUserTrackInformation.hh"
+#include <DDG4/Geant4Action.h>
+#include <G4VUserTrackInformation.hh>
 
 class G4TrackingManager;
 class G4Track;
diff --git a/DDG4/include/DDG4/Geant4TrackingPostAction.h b/DDG4/include/DDG4/Geant4TrackingPostAction.h
index e9ccac73bce74afa6ea22c0350ecb373921d51af..b4c81d1ffffbd2c7ec0a43198eadee1c0616ff10 100644
--- a/DDG4/include/DDG4/Geant4TrackingPostAction.h
+++ b/DDG4/include/DDG4/Geant4TrackingPostAction.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4TRACKINGPOSTACTION_H
 
 // Framework include files
-#include "DDG4/Geant4TrackingAction.h"
+#include <DDG4/Geant4TrackingAction.h>
 #include <vector>
 
 /// Namespace for the AIDA detector description toolkit
diff --git a/DDG4/include/DDG4/Geant4TrackingPreAction.h b/DDG4/include/DDG4/Geant4TrackingPreAction.h
index ea2971013c9bf01257daccba190fc3bcee5b51f8..9a6f026b767754f4b8598fdd1549e13b7d0ff82e 100644
--- a/DDG4/include/DDG4/Geant4TrackingPreAction.h
+++ b/DDG4/include/DDG4/Geant4TrackingPreAction.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4TRACKINGPREACTION_H
 
 // Framework include files
-#include "DDG4/Geant4TrackingAction.h"
+#include <DDG4/Geant4TrackingAction.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4UIManager.h b/DDG4/include/DDG4/Geant4UIManager.h
index 2bcfa4e2f166eb89bc1869e91a688c65deffc405..035b7669f8e7d9eaa95c414e980d3c654549450e 100644
--- a/DDG4/include/DDG4/Geant4UIManager.h
+++ b/DDG4/include/DDG4/Geant4UIManager.h
@@ -14,8 +14,8 @@
 #define DDG4_GEANT4UIMANAGER_H
 
 // Framework include files
-#include "DDG4/Geant4Call.h"
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Call.h>
+#include <DDG4/Geant4Action.h>
 
 /// Forward declarations
 class G4VisManager;
diff --git a/DDG4/include/DDG4/Geant4UIMessenger.h b/DDG4/include/DDG4/Geant4UIMessenger.h
index f7238b08f482c3b8044b5c65fa916a362d6851d6..4295328a41a80e224055761b42850c955d86a7a6 100644
--- a/DDG4/include/DDG4/Geant4UIMessenger.h
+++ b/DDG4/include/DDG4/Geant4UIMessenger.h
@@ -15,10 +15,10 @@
 #define DDG4_GEANT4UIMESSENGER_H
 
 // Framework include files
-#include "DD4hep/ComponentProperties.h"
-#include "DD4hep/Callback.h"
-#include "G4UImessenger.hh"
-#include "G4UIdirectory.hh"
+#include <DD4hep/ComponentProperties.h>
+#include <DD4hep/Callback.h>
+#include <G4UImessenger.hh>
+#include <G4UIdirectory.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Geant4UserInitialization.h b/DDG4/include/DDG4/Geant4UserInitialization.h
index f7f8431170a34082a667fc0938082cd7a807feca..d62c088a2c6065778a8045778c1f622b3b6626ba 100644
--- a/DDG4/include/DDG4/Geant4UserInitialization.h
+++ b/DDG4/include/DDG4/Geant4UserInitialization.h
@@ -14,7 +14,7 @@
 #define DDG4_GEANT4USERINITIALIZATION_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Action.h>
 
 // Forward declarations
 
diff --git a/DDG4/include/DDG4/Geant4UserLimits.h b/DDG4/include/DDG4/Geant4UserLimits.h
index 80286fca2c6d45bc1c8e0bf1dee567af119b0267..a47ce543dcfbfb6167125c2f1e134e512a3bbbdf 100644
--- a/DDG4/include/DDG4/Geant4UserLimits.h
+++ b/DDG4/include/DDG4/Geant4UserLimits.h
@@ -14,10 +14,10 @@
 #define DDG4_GEANT4USERLIMITS_H
 
 // Framework include files
-#include "DD4hep/Objects.h"
+#include <DD4hep/Objects.h>
 
 // Geant 4 include files
-#include "G4UserLimits.hh"
+#include <G4UserLimits.hh>
 
 // Forward declarations
 class G4ParticleDefinition;
diff --git a/DDG4/include/DDG4/Geant4UserParticleHandler.h b/DDG4/include/DDG4/Geant4UserParticleHandler.h
index 78ec381e522d768d93369a61b72c42bd8d28adc0..225968b4b2292ff2b25f1756e44aef590c0d4cf6 100644
--- a/DDG4/include/DDG4/Geant4UserParticleHandler.h
+++ b/DDG4/include/DDG4/Geant4UserParticleHandler.h
@@ -26,8 +26,8 @@
 #define DDG4_GEANT4USERPARTICLEHANDLER_H
 
 // Framework include files
-#include "DDG4/Geant4Data.h"
-#include "DDG4/Geant4Action.h"
+#include <DDG4/Geant4Data.h>
+#include <DDG4/Geant4Action.h>
 
 // Forward declarations
 class G4Step;
diff --git a/DDG4/include/DDG4/Python/DDPython.h b/DDG4/include/DDG4/Python/DDPython.h
index fdd182ca2340ea8e9bec90843e1da86c23a177ac..0697ba82089682fb856d866b17c27981c7c10499 100644
--- a/DDG4/include/DDG4/Python/DDPython.h
+++ b/DDG4/include/DDG4/Python/DDPython.h
@@ -18,7 +18,7 @@
 #include <string>
 
 // ROOT include file(s)
-#include "TPyReturn.h"
+#include <TPyReturn.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep  {
diff --git a/DDG4/include/DDG4/Python/Geant4PythonAction.h b/DDG4/include/DDG4/Python/Geant4PythonAction.h
index 2e2927ec6d1199648f3a8ef1c6e10079ee16364c..841be557b8de243730d478bcf31e83fcb0db87a1 100644
--- a/DDG4/include/DDG4/Python/Geant4PythonAction.h
+++ b/DDG4/include/DDG4/Python/Geant4PythonAction.h
@@ -15,8 +15,8 @@
 #define DDG4_PYTHON_GEANT4PYTHONACTION_H
 
 // Framework include files
-#include "DDG4/Geant4Action.h"
-#include "TPyReturn.h"
+#include <DDG4/Geant4Action.h>
+#include <TPyReturn.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Python/Geant4PythonCall.h b/DDG4/include/DDG4/Python/Geant4PythonCall.h
index 3bb3da60b41e4fd72a29002485c528e2ea9940c9..290c168336bfe4b6364d7fa51cca82b743972c38 100644
--- a/DDG4/include/DDG4/Python/Geant4PythonCall.h
+++ b/DDG4/include/DDG4/Python/Geant4PythonCall.h
@@ -15,7 +15,7 @@
 #define DDG4_PYTHON_GEANT4PYTHONCALL_H
 
 // ROOT include files
-#include "TPyReturn.h"
+#include <TPyReturn.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Python/Geant4PythonDetectorConstruction.h b/DDG4/include/DDG4/Python/Geant4PythonDetectorConstruction.h
index d9eeb088f07adea2b9c27ba50d3a28914bc2b08f..e87d5941c49d3e3fccbb99f461b52e89c67a37b8 100644
--- a/DDG4/include/DDG4/Python/Geant4PythonDetectorConstruction.h
+++ b/DDG4/include/DDG4/Python/Geant4PythonDetectorConstruction.h
@@ -15,8 +15,8 @@
 #define DDG4_PYTHON_GEANT4PYTHONDETECTORCONSTRUCTION_H
 
 // Framework include files
-#include "DDG4/Geant4DetectorConstruction.h"
-#include "DDG4/Python/Geant4PythonCall.h"
+#include <DDG4/Geant4DetectorConstruction.h>
+#include <DDG4/Python/Geant4PythonCall.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/include/DDG4/Python/Geant4PythonInitialization.h b/DDG4/include/DDG4/Python/Geant4PythonInitialization.h
index 741b7e30fe080c4c47e31680c2256d3d622a0190..09ff5f527ff28a8b13bc89aa404226abf7c19166 100644
--- a/DDG4/include/DDG4/Python/Geant4PythonInitialization.h
+++ b/DDG4/include/DDG4/Python/Geant4PythonInitialization.h
@@ -15,8 +15,8 @@
 #define DDG4_PYTHON_GEANT4PYTHONINITIALIZATION_H
 
 // Framework include files
-#include "DDG4/Geant4UserInitialization.h"
-#include "DDG4/Python/Geant4PythonCall.h"
+#include <DDG4/Geant4UserInitialization.h>
+#include <DDG4/Python/Geant4PythonCall.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/lcio/Geant4Output2LCIO.cpp b/DDG4/lcio/Geant4Output2LCIO.cpp
index 069b86600bea5ded54d7f3620db09d9b3e267436..d2bdc78de09864a181a08efca46de81e2dced52b 100644
--- a/DDG4/lcio/Geant4Output2LCIO.cpp
+++ b/DDG4/lcio/Geant4Output2LCIO.cpp
@@ -15,24 +15,24 @@
 #define DD4HEP_DDG4_GEANT4OUTPUT2LCIO_H
 
 // Framework include files
-#include "DD4hep/VolumeManager.h"
-#include "DDG4/Geant4OutputAction.h"
+#include <DD4hep/VolumeManager.h>
+#include <DDG4/Geant4OutputAction.h>
 
-#include "DDG4/EventParameters.h"
-#include "DDG4/RunParameters.h"
+#include <DDG4/EventParameters.h>
+#include <DDG4/RunParameters.h>
 // Geant4 headers
-#include "G4Threading.hh"
-#include "G4AutoLock.hh"
+#include <G4Threading.hh>
+#include <G4AutoLock.hh>
 
-#include "DD4hep/Detector.h"
+#include <DD4hep/Detector.h>
 #include <G4Version.hh>
 
 // lcio include files
-#include "lcio.h"
-#include "IO/LCWriter.h"
-#include "IMPL/LCEventImpl.h"
-#include "IMPL/LCCollectionVec.h"
-#include "EVENT/LCParameters.h"
+#include <lcio.h>
+#include <IO/LCWriter.h>
+#include <IMPL/LCEventImpl.h>
+#include <IMPL/LCCollectionVec.h>
+#include <EVENT/LCParameters.h>
 
 using namespace lcio ;
 
@@ -170,30 +170,30 @@ namespace dd4hep {
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/InstanceCount.h"
-#include "DD4hep/Detector.h"
-#include "DDG4/Geant4HitCollection.h"
-#include "DDG4/Geant4DataConversion.h"
-#include "DDG4/Geant4Context.h"
-#include "DDG4/Geant4Particle.h"
-#include "DDG4/Geant4Data.h"
-#include "DDG4/Geant4Action.h"
-
-//#include "DDG4/Geant4Output2LCIO.h"
-#include "G4ParticleDefinition.hh"
-#include "G4VProcess.hh"
-#include "G4Event.hh"
-#include "G4Run.hh"
+#include <DD4hep/InstanceCount.h>
+#include <DD4hep/Detector.h>
+#include <DDG4/Geant4HitCollection.h>
+#include <DDG4/Geant4DataConversion.h>
+#include <DDG4/Geant4Context.h>
+#include <DDG4/Geant4Particle.h>
+#include <DDG4/Geant4Data.h>
+#include <DDG4/Geant4Action.h>
+
+//#include <DDG4/Geant4Output2LCIO.h>
+#include <G4ParticleDefinition.hh>
+#include <G4VProcess.hh>
+#include <G4Event.hh>
+#include <G4Run.hh>
 
 // LCIO include files
-#include "IMPL/LCEventImpl.h"
-#include "IMPL/LCRunHeaderImpl.h"
-#include "IMPL/LCCollectionVec.h"
-#include "IMPL/ClusterImpl.h"
-#include "IMPL/SimTrackerHitImpl.h"
-#include "IMPL/SimCalorimeterHitImpl.h"
-#include "IMPL/MCParticleImpl.h"
-#include "UTIL/ILDConf.h"
+#include <IMPL/LCEventImpl.h>
+#include <IMPL/LCRunHeaderImpl.h>
+#include <IMPL/LCCollectionVec.h>
+#include <IMPL/ClusterImpl.h>
+#include <IMPL/SimTrackerHitImpl.h>
+#include <IMPL/SimCalorimeterHitImpl.h>
+#include <IMPL/MCParticleImpl.h>
+#include <UTIL/ILDConf.h>
 
 using namespace dd4hep::sim;
 using namespace dd4hep;
@@ -202,7 +202,7 @@ namespace {
   G4Mutex action_mutex=G4MUTEX_INITIALIZER;
 }
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 DECLARE_GEANT4ACTION(Geant4Output2LCIO)
 
 /// Standard constructor
diff --git a/DDG4/lcio/LCIOConversions.cpp b/DDG4/lcio/LCIOConversions.cpp
index 5bbbd7acc053752baf7665257fb49de1c92f4d93..a697882ec4a70c9643d634a1cd6821ee8123818d 100644
--- a/DDG4/lcio/LCIOConversions.cpp
+++ b/DDG4/lcio/LCIOConversions.cpp
@@ -13,29 +13,29 @@
 
 // Framework include files
 #define DDG4_MAKE_INSTANTIATIONS
-#include "DD4hep/Detector.h"
-#include "DD4hep/Printout.h"
-#include "DDG4/Geant4HitCollection.h"
-#include "DDG4/Geant4DataConversion.h"
-#include "DDG4/Geant4SensDetAction.h"
-#include "DDG4/Geant4Context.h"
-#include "DDG4/Geant4Primary.h"
-#include "DDG4/Geant4Data.h"
+#include <DD4hep/Detector.h>
+#include <DD4hep/Printout.h>
+#include <DDG4/Geant4HitCollection.h>
+#include <DDG4/Geant4DataConversion.h>
+#include <DDG4/Geant4SensDetAction.h>
+#include <DDG4/Geant4Context.h>
+#include <DDG4/Geant4Primary.h>
+#include <DDG4/Geant4Data.h>
 
 // LCIO includes
-#include "lcio.h"
-#include "IMPL/LCCollectionVec.h"
+#include <lcio.h>
+#include <IMPL/LCCollectionVec.h>
 //
-#include "IMPL/LCEventImpl.h"
-#include "IMPL/ClusterImpl.h"
-#include "IMPL/SimTrackerHitImpl.h"
-#include "IMPL/SimCalorimeterHitImpl.h"
-#include "IMPL/MCParticleImpl.h"
+#include <IMPL/LCEventImpl.h>
+#include <IMPL/ClusterImpl.h>
+#include <IMPL/SimTrackerHitImpl.h>
+#include <IMPL/SimCalorimeterHitImpl.h>
+#include <IMPL/MCParticleImpl.h>
 //
-#include "UTIL/Operators.h"
-#include "UTIL/ILDConf.h"
+#include <UTIL/Operators.h>
+#include <UTIL/ILDConf.h>
 
-#include "CLHEP/Units/SystemOfUnits.h"
+#include <CLHEP/Units/SystemOfUnits.h>
 
 using namespace std;
 using namespace lcio ;
diff --git a/DDG4/lcio/LCIOEventReader.cpp b/DDG4/lcio/LCIOEventReader.cpp
index 4903cd263eb56a2a3df73f8776fc069f942e7c66..e919ab9d10c441f10cd636ead2ffde01f87f0bbd 100644
--- a/DDG4/lcio/LCIOEventReader.cpp
+++ b/DDG4/lcio/LCIOEventReader.cpp
@@ -14,16 +14,16 @@
 
 // Framework include files
 #include "LCIOEventReader.h"
-#include "DD4hep/Printout.h"
-#include "DDG4/Geant4Primary.h"
-#include "DDG4/Geant4Context.h"
-#include "DDG4/Factories.h"
+#include <DD4hep/Printout.h>
+#include <DDG4/Geant4Primary.h>
+#include <DDG4/Geant4Context.h>
+#include <DDG4/Factories.h>
 
-#include "G4ParticleTable.hh"
-#include "EVENT/MCParticle.h"
-#include "EVENT/LCCollection.h"
+#include <G4ParticleTable.hh>
+#include <EVENT/MCParticle.h>
+#include <EVENT/LCCollection.h>
 
-#include "G4Event.hh"
+#include <G4Event.hh>
 
 using namespace std;
 using namespace dd4hep;
diff --git a/DDG4/lcio/LCIOEventReader.h b/DDG4/lcio/LCIOEventReader.h
index 290d098397d41a218aa00fba6b11a2d1e593f9ef..7d15e17fe20a863189e472b1c3309291178d273a 100644
--- a/DDG4/lcio/LCIOEventReader.h
+++ b/DDG4/lcio/LCIOEventReader.h
@@ -14,7 +14,7 @@
 #define DDG4_LCIO_LCIOEVENTREADER_H
 
 // Framework include files
-#include "DDG4/Geant4InputAction.h"
+#include <DDG4/Geant4InputAction.h>
 
 // Forward declarations
 namespace EVENT { class LCCollection;    }
diff --git a/DDG4/lcio/LCIOFileReader.cpp b/DDG4/lcio/LCIOFileReader.cpp
index 93b55a54768432af20c89e678e12dd0329f95134..3113950633f7e38257015c1660a42d54a398d7f4 100644
--- a/DDG4/lcio/LCIOFileReader.cpp
+++ b/DDG4/lcio/LCIOFileReader.cpp
@@ -27,9 +27,9 @@
 // Framework include files
 #include "LCIOEventReader.h"
 
-#include "DDG4/EventParameters.h"
+#include <DDG4/EventParameters.h>
 
-#include "lcio.h"
+#include <lcio.h>
 
 using namespace lcio ;
 
@@ -93,9 +93,9 @@ namespace dd4hep  {
 }
 #endif // DD4HEP_DDG4_LCIOFILEREADER_H
 
-#include "DD4hep/Printout.h"
-#include "DDG4/Factories.h"
-#include "UTIL/ILDConf.h"
+#include <DD4hep/Printout.h>
+#include <DDG4/Factories.h>
+#include <UTIL/ILDConf.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/lcio/LCIOSDTestActions.cpp b/DDG4/lcio/LCIOSDTestActions.cpp
index b47e48ceb3abbb7c0d3325d6dc60555f93055e21..1102a6759f5343a5e297addcab3f8bf9fb9935ce 100644
--- a/DDG4/lcio/LCIOSDTestActions.cpp
+++ b/DDG4/lcio/LCIOSDTestActions.cpp
@@ -12,20 +12,20 @@
 //==========================================================================
 
 // Framework include files
-#include "Exceptions.h"
-#include "IMPL/LCCollectionVec.h"
-#include "IMPL/SimTrackerHitImpl.h"
-#include "IMPL/SimCalorimeterHitImpl.h"
-#include "IMPL/MCParticleImpl.h"
-#include "UTIL/Operators.h"
-#include "UTIL/ILDConf.h"
+#include <Exceptions.h>
+#include <IMPL/LCCollectionVec.h>
+#include <IMPL/SimTrackerHitImpl.h>
+#include <IMPL/SimCalorimeterHitImpl.h>
+#include <IMPL/MCParticleImpl.h>
+#include <UTIL/Operators.h>
+#include <UTIL/ILDConf.h>
 
-#include "DDG4/Geant4SensDetAction.h"
-#include "DDG4/Geant4Data.h"
-#include "DDG4/Geant4StepHandler.h"
+#include <DDG4/Geant4SensDetAction.h>
+#include <DDG4/Geant4Data.h>
+#include <DDG4/Geant4StepHandler.h>
 
-#include "DD4hep/Printout.h"
-#include "DD4hep/InstanceCount.h"
+#include <DD4hep/Printout.h>
+#include <DD4hep/InstanceCount.h>
 
 using namespace dd4hep::sim;
 using namespace dd4hep;
@@ -159,5 +159,5 @@ namespace  Tests {
   typedef Geant4SensitiveAction<LcioTestTracker> LcioTestTrackerAction;
 } // namespace
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 DECLARE_GEANT4SENSITIVE_NS(Tests,LcioTestTrackerAction)
diff --git a/DDG4/lcio/LCIOStdHepReader.cpp b/DDG4/lcio/LCIOStdHepReader.cpp
index 167a24519c8eed436cba91c5cd808c17a7907d3d..1351a92da6145ce0b2bb79c19fc3de417ef7e10c 100644
--- a/DDG4/lcio/LCIOStdHepReader.cpp
+++ b/DDG4/lcio/LCIOStdHepReader.cpp
@@ -25,7 +25,7 @@
 #define DD4HEP_DDG4_LCIOSTDHEPREADER_H
 
 // LCIO include files
-#include "UTIL/LCStdHepRdr.h"
+#include <UTIL/LCStdHepRdr.h>
 
 // Framework include files
 #include "LCIOEventReader.h"
@@ -76,7 +76,7 @@ namespace dd4hep  {
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 
 // Factory entry
 DECLARE_GEANT4_EVENT_READER_NS(dd4hep::sim,LCIOStdHepReader)
diff --git a/DDG4/plugins/Geant4.9.PhysicsConstructors.h b/DDG4/plugins/Geant4.9.PhysicsConstructors.h
index 9a596ba62b27e92e7244f3d7c01ac20b3896961d..601a4ff4a783d0e30b1be5e8b4ee20f72a26c695 100644
--- a/DDG4/plugins/Geant4.9.PhysicsConstructors.h
+++ b/DDG4/plugins/Geant4.9.PhysicsConstructors.h
@@ -15,144 +15,144 @@
 //==========================================================================
 
 // EM physics
-#include "G4EmStandardPhysics_option1.hh"
+#include <G4EmStandardPhysics_option1.hh>
 DECLARE_GEANT4_PHYSICS(G4EmStandardPhysics_option1)
-#include "G4EmStandardPhysics_option2.hh"
+#include <G4EmStandardPhysics_option2.hh>
 DECLARE_GEANT4_PHYSICS(G4EmStandardPhysics_option2)
-#include "G4EmStandardPhysics_option3.hh"
+#include <G4EmStandardPhysics_option3.hh>
 DECLARE_GEANT4_PHYSICS(G4EmStandardPhysics_option3)
-#include "G4EmStandardPhysics.hh"
+#include <G4EmStandardPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4EmStandardPhysics)
-#include "G4EmExtraPhysics.hh"
+#include <G4EmExtraPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4EmExtraPhysics)
-#include "G4EmLivermorePhysics.hh"
+#include <G4EmLivermorePhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4EmLivermorePhysics)
 
 // Ion and hadrons
-#include "G4IonBinaryCascadePhysics.hh"
+#include <G4IonBinaryCascadePhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4IonBinaryCascadePhysics)
 
 #if G4VERSION_NUMBER<=960
-#include "G4IonINCLXXPhysics.hh"
+#include <G4IonINCLXXPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4IonINCLXXPhysics)
-#include "G4IonLHEPPhysics.hh"
+#include <G4IonLHEPPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4IonLHEPPhysics)
 #endif
 
-#include "G4IonPhysics.hh"
+#include <G4IonPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4IonPhysics)
-#include "G4IonQMDPhysics.hh"
+#include <G4IonQMDPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4IonQMDPhysics)
-#include "G4LHEPStoppingPhysics.hh"
+#include <G4LHEPStoppingPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4LHEPStoppingPhysics)
-#include "G4QStoppingPhysics.hh"
+#include <G4QStoppingPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QStoppingPhysics)
-#include "G4HadronElasticPhysics.hh"
+#include <G4HadronElasticPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronElasticPhysics)
-#include "G4HadronDElasticPhysics.hh"
+#include <G4HadronDElasticPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronDElasticPhysics)
-#include "G4HadronElasticPhysicsHP.hh"
+#include <G4HadronElasticPhysicsHP.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronElasticPhysicsHP)
-#include "G4HadronElasticPhysicsLEND.hh"
+#include <G4HadronElasticPhysicsLEND.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronElasticPhysicsLEND)
-#include "G4HadronElasticPhysicsLHEP.hh"
+#include <G4HadronElasticPhysicsLHEP.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronElasticPhysicsLHEP)
-#include "G4HadronElasticPhysicsXS.hh"
+#include <G4HadronElasticPhysicsXS.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronElasticPhysicsXS)
-#include "G4HadronHElasticPhysics.hh"
+#include <G4HadronHElasticPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronHElasticPhysics)
-#include "G4HadronQElasticPhysics.hh"
+#include <G4HadronQElasticPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4HadronQElasticPhysics)
-#include "G4NeutronTrackingCut.hh"
+#include <G4NeutronTrackingCut.hh>
 DECLARE_GEANT4_PHYSICS(G4NeutronTrackingCut)
 
 // Optical physics
-#include "G4OpticalPhysics.hh"
+#include <G4OpticalPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4OpticalPhysics)
 
-#include "G4QAtomicPhysics.hh"
+#include <G4QAtomicPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QAtomicPhysics)
-#include "G4QCaptureAtRestPhysics.hh"
+#include <G4QCaptureAtRestPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QCaptureAtRestPhysics)
-#include "G4QElasticPhysics.hh"
+#include <G4QElasticPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QElasticPhysics)
-#include "G4QEmExtraPhysics.hh"
+#include <G4QEmExtraPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QEmExtraPhysics)
-#include "G4QNeutrinoPhysics.hh"
+#include <G4QNeutrinoPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QNeutrinoPhysics)
-#include "G4QStoppingPhysics.hh"
+#include <G4QStoppingPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QStoppingPhysics)
-#include "G4QIonPhysics.hh"
+#include <G4QIonPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4QIonPhysics)
-#include "G4RadioactiveDecayPhysics.hh"
+#include <G4RadioactiveDecayPhysics.hh>
 DECLARE_GEANT4_PHYSICS(G4RadioactiveDecayPhysics)
 
 // LHEP hadrons
-#include "HadronPhysicsLHEP.hh"
+#include <HadronPhysicsLHEP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsLHEP)
 
 // QGSP hadrons
-#include "HadronPhysicsQGSP.hh"
+#include <HadronPhysicsQGSP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP)
-#include "HadronPhysicsQGSP_BERT.hh"
+#include <HadronPhysicsQGSP_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT)
-#include "HadronPhysicsQGSP_BERT_HP.hh"
+#include <HadronPhysicsQGSP_BERT_HP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_HP)
-#include "HadronPhysicsQGSP_BERT_CHIPS.hh"
+#include <HadronPhysicsQGSP_BERT_CHIPS.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_CHIPS)
-#include "HadronPhysicsQGSP_FTFP_BERT.hh"
+#include <HadronPhysicsQGSP_FTFP_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_FTFP_BERT)
 
 // FTFP hadrons
-#include "HadronPhysicsFTFP_BERT.hh"
+#include <HadronPhysicsFTFP_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsFTFP_BERT)
 
 #if G4VERSION_NUMBER<=960
-#include "HadronPhysicsQGSP_INCLXX.hh"
+#include <HadronPhysicsQGSP_INCLXX.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_INCLXX)
-#include "HadronPhysicsFTFP_BERT.hh"
+#include <HadronPhysicsFTFP_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsFTFP_BERT)
-#include "HadronPhysicsFTFP_BERT_HP.hh"
+#include <HadronPhysicsFTFP_BERT_HP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsFTFP_BERT_HP)
-#include "HadronPhysicsQGSP_BERT_95.hh"
+#include <HadronPhysicsQGSP_BERT_95.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_95)
-#include "HadronPhysicsQGSP_FTFP_BERT_95.hh"
+#include <HadronPhysicsQGSP_FTFP_BERT_95.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_FTFP_BERT_95)
 #endif
 
-#include "HadronPhysicsCHIPS.hh"
+#include <HadronPhysicsCHIPS.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsCHIPS)
-#include "HadronPhysicsFTF_BIC.hh"
+#include <HadronPhysicsFTF_BIC.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsFTF_BIC)
-#include "HadronPhysicsFTFP_BERT_TRV.hh"
+#include <HadronPhysicsFTFP_BERT_TRV.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsFTFP_BERT_TRV)
-#include "HadronPhysicsLHEP_EMV.hh"
+#include <HadronPhysicsLHEP_EMV.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsLHEP_EMV)
-#include "HadronPhysicsLHEP.hh"
+#include <HadronPhysicsLHEP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsLHEP)
-#include "HadronPhysicsQGS_BIC.hh"
+#include <HadronPhysicsQGS_BIC.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGS_BIC)
-#include "HadronPhysicsQGSC_BERT.hh"
+#include <HadronPhysicsQGSC_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSC_BERT)
-#include "HadronPhysicsQGSC_CHIPS.hh"
+#include <HadronPhysicsQGSC_CHIPS.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSC_CHIPS)
-#include "HadronPhysicsQGSP_BERT_CHIPS.hh"
+#include <HadronPhysicsQGSP_BERT_CHIPS.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_CHIPS)
-#include "HadronPhysicsQGSP_BERT.hh"
+#include <HadronPhysicsQGSP_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT)
-#include "HadronPhysicsQGSP_BERT_HP.hh"
+#include <HadronPhysicsQGSP_BERT_HP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_HP)
-#include "HadronPhysicsQGSP_BERT_NOLEP.hh"
+#include <HadronPhysicsQGSP_BERT_NOLEP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_NOLEP)
-#include "HadronPhysicsQGSP_BERT_TRV.hh"
+#include <HadronPhysicsQGSP_BERT_TRV.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BERT_TRV)
-#include "HadronPhysicsQGSP_BIC.hh"
+#include <HadronPhysicsQGSP_BIC.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BIC)
-#include "HadronPhysicsQGSP_BIC_HP.hh"
+#include <HadronPhysicsQGSP_BIC_HP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_BIC_HP)
-#include "HadronPhysicsQGSP_FTFP_BERT.hh"
+#include <HadronPhysicsQGSP_FTFP_BERT.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP_FTFP_BERT)
-#include "HadronPhysicsQGSP.hh"
+#include <HadronPhysicsQGSP.hh>
 DECLARE_GEANT4_PHYSICS(HadronPhysicsQGSP)
 
 #endif
diff --git a/DDG4/plugins/Geant4CerenkovPhysics.cpp b/DDG4/plugins/Geant4CerenkovPhysics.cpp
index 0399dbf3e0f478c0986358eca453677ce41ca2e0..eb7b9efbbf19b7bb1717262f46d52ccb0e4dcbce 100644
--- a/DDG4/plugins/Geant4CerenkovPhysics.cpp
+++ b/DDG4/plugins/Geant4CerenkovPhysics.cpp
@@ -25,21 +25,21 @@
 #define DDG4_GEANT4CERENKOVPHYSICS_H 1
 
 /// Framework include files
-#include "DDG4/Geant4PhysicsList.h"
+#include <DDG4/Geant4PhysicsList.h>
 
 /// Geant4 include files
-#include "G4ParticleTableIterator.hh"
-#include "G4ParticleDefinition.hh"
-#include "G4ParticleTypes.hh"
-#include "G4ParticleTable.hh"
-#include "G4ProcessManager.hh"
-#include "G4Version.hh"
+#include <G4ParticleTableIterator.hh>
+#include <G4ParticleDefinition.hh>
+#include <G4ParticleTypes.hh>
+#include <G4ParticleTable.hh>
+#include <G4ProcessManager.hh>
+#include <G4Version.hh>
 
 #if G4VERSION_NUMBER >= 1070
-#include "G4OpticalParameters.hh"
+#include <G4OpticalParameters.hh>
 #endif
 
-#include "G4Cerenkov.hh"
+#include <G4Cerenkov.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
@@ -119,6 +119,6 @@ namespace dd4hep {
 }
 #endif   // DDG4_GEANT4CERENKOVPHYSICS_H
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 using namespace dd4hep::sim;
 DECLARE_GEANT4ACTION(Geant4CerenkovPhysics)
diff --git a/DDG4/plugins/Geant4DefaultRangeCut.cpp b/DDG4/plugins/Geant4DefaultRangeCut.cpp
index 47de5a7b12b71f92311a36e24913fdf3d25fcf98..798e99bd7c322618d9ade3c5feedaa631931855f 100644
--- a/DDG4/plugins/Geant4DefaultRangeCut.cpp
+++ b/DDG4/plugins/Geant4DefaultRangeCut.cpp
@@ -28,10 +28,10 @@
 #define DDG4_Geant4DefaultRangeCut_h 1
 
 // Framework include files
-#include "DDG4/Geant4PhysicsList.h"
+#include <DDG4/Geant4PhysicsList.h>
 
 // geant4
-#include "G4VUserPhysicsList.hh"
+#include <G4VUserPhysicsList.hh>
 
 
 /// Namespace for the AIDA detector description toolkit
@@ -75,6 +75,6 @@ namespace dd4hep {
 }
 #endif   // DDG4_Geant4DefaultRangeCut_h
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 using namespace dd4hep::sim;
 DECLARE_GEANT4ACTION(Geant4DefaultRangeCut)
diff --git a/DDG4/plugins/Geant4DetectorGeometryConstruction.cpp b/DDG4/plugins/Geant4DetectorGeometryConstruction.cpp
index b81de10750e4e84a3b293c301308297c0fda2709..8d79de9e568fa7e820b2b23215ae6f0f14f2f0ea 100644
--- a/DDG4/plugins/Geant4DetectorGeometryConstruction.cpp
+++ b/DDG4/plugins/Geant4DetectorGeometryConstruction.cpp
@@ -118,7 +118,7 @@ namespace dd4hep {
 #include <G4Material.hh>
 #include <G4Version.hh>
 #include <G4VSolid.hh>
-#include "CLHEP/Units/SystemOfUnits.h"
+#include <CLHEP/Units/SystemOfUnits.h>
 
 #ifndef GEANT4_NO_GDML
 #include <G4GDMLParser.hh>
diff --git a/DDG4/plugins/Geant4EventSeed.cpp b/DDG4/plugins/Geant4EventSeed.cpp
index 3e253136d6f8df4c72efc3f9b264162afbaad074..1fdcead55700a2e69c933fc9e9ff382e458698b5 100644
--- a/DDG4/plugins/Geant4EventSeed.cpp
+++ b/DDG4/plugins/Geant4EventSeed.cpp
@@ -15,14 +15,14 @@
 #include "Geant4EventSeed.h"
 
 // Framework include files
-#include "DD4hep/InstanceCount.h"
-#include "DD4hep/Printout.h"
+#include <DD4hep/InstanceCount.h>
+#include <DD4hep/Printout.h>
 
-#include "DDG4/Geant4EventAction.h"
-#include "DDG4/Geant4Random.h"
-#include "DDG4/Factories.h"
+#include <DDG4/Geant4EventAction.h>
+#include <DDG4/Geant4Random.h>
+#include <DDG4/Factories.h>
 
-#include "CLHEP/Random/EngineFactory.h"
+#include <CLHEP/Random/EngineFactory.h>
 
 //Geant includes
 #include <G4Run.hh>
diff --git a/DDG4/plugins/Geant4EventSeed.h b/DDG4/plugins/Geant4EventSeed.h
index 4d0b7d1704d0065a3e9e3d7015e02fc315178d4a..85947f6bdb589696c944142f71dc99dbc5fdb352 100644
--- a/DDG4/plugins/Geant4EventSeed.h
+++ b/DDG4/plugins/Geant4EventSeed.h
@@ -14,7 +14,7 @@
 #define DDG4_PLUGINS_GEANT4EVENTSEED_H
 
 // Framework include files
-#include "DDG4/Geant4RunAction.h"
+#include <DDG4/Geant4RunAction.h>
 
 // fallthrough only exists from c++17
 #if defined __has_cpp_attribute
diff --git a/DDG4/plugins/Geant4ExtraParticles.cpp b/DDG4/plugins/Geant4ExtraParticles.cpp
index c3533c71ecf52b2a266d4fc1afa55e6f6834bac3..a686f5232621a3a77a3a2817befee445759af753 100644
--- a/DDG4/plugins/Geant4ExtraParticles.cpp
+++ b/DDG4/plugins/Geant4ExtraParticles.cpp
@@ -18,17 +18,17 @@
  */
 
 #include "Geant4ExtraParticles.h"
-#include "DDG4/Geant4PhysicsConstructor.h"
-#include "DDG4/Geant4Kernel.h"
-#include "DDG4/Factories.h"
+#include <DDG4/Geant4PhysicsConstructor.h>
+#include <DDG4/Geant4Kernel.h>
+#include <DDG4/Factories.h>
 
-#include "G4ParticleTable.hh"
-#include "G4ParticleDefinition.hh"
-#include "G4PhysicalConstants.hh"
-#include "G4Version.hh"
+#include <G4ParticleTable.hh>
+#include <G4ParticleDefinition.hh>
+#include <G4PhysicalConstants.hh>
+#include <G4Version.hh>
 
-#include "CLHEP/Units/SystemOfUnits.h"
-#include "CLHEP/Units/PhysicalConstants.h"
+#include <CLHEP/Units/SystemOfUnits.h>
+#include <CLHEP/Units/PhysicalConstants.h>
 
 #include <fstream>
 #include <sstream>
diff --git a/DDG4/plugins/Geant4ExtraParticles.h b/DDG4/plugins/Geant4ExtraParticles.h
index 025319a522dcbc05bcfa3292f37263081d815e46..c61400a1aaf509e978fa7af279cf0037ab096d5f 100644
--- a/DDG4/plugins/Geant4ExtraParticles.h
+++ b/DDG4/plugins/Geant4ExtraParticles.h
@@ -6,14 +6,14 @@
 #ifndef DDG4_PLUGINS_GEANT4EXTRAPARTICLES_H
 #define DDG4_PLUGINS_GEANT4EXTRAPARTICLES_H 1
 
-#include "DDG4/Geant4PhysicsConstructor.h"
+#include <DDG4/Geant4PhysicsConstructor.h>
 
 // geant4
-#include "G4ProcessManager.hh"
-#include "G4Decay.hh"
-#include "G4hIonisation.hh"
-#include "G4hMultipleScattering.hh"
-#include "G4ParticleTable.hh"
+#include <G4ProcessManager.hh>
+#include <G4Decay.hh>
+#include <G4hIonisation.hh>
+#include <G4hMultipleScattering.hh>
+#include <G4ParticleTable.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
diff --git a/DDG4/plugins/Geant4Factories.cpp b/DDG4/plugins/Geant4Factories.cpp
index 19aec6761a5858e783cd652defa17433c84c2d5a..79a7e3dd78fab25131d96a3a8fad3bd75103db19 100644
--- a/DDG4/plugins/Geant4Factories.cpp
+++ b/DDG4/plugins/Geant4Factories.cpp
@@ -12,121 +12,121 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 using namespace dd4hep::sim;
 
-#include "DDG4/Geant4Random.h"
+#include <DDG4/Geant4Random.h>
 DECLARE_GEANT4ACTION(Geant4Random)
 
-#include "DDG4/Geant4ActionPhase.h"
+#include <DDG4/Geant4ActionPhase.h>
 DECLARE_GEANT4ACTION(Geant4PhaseAction)
 
-#include "DDG4/Geant4RunAction.h"
+#include <DDG4/Geant4RunAction.h>
 DECLARE_GEANT4ACTION(Geant4SharedRunAction)
 DECLARE_GEANT4ACTION(Geant4RunActionSequence)
 
-#include "DDG4/Geant4EventAction.h"
+#include <DDG4/Geant4EventAction.h>
 DECLARE_GEANT4ACTION(Geant4SharedEventAction)
 DECLARE_GEANT4ACTION(Geant4EventActionSequence)
 
-#include "DDG4/Geant4SteppingAction.h"
+#include <DDG4/Geant4SteppingAction.h>
 DECLARE_GEANT4ACTION(Geant4SharedSteppingAction)
 DECLARE_GEANT4ACTION(Geant4SteppingActionSequence)
 
-#include "DDG4/Geant4TrackingAction.h"
+#include <DDG4/Geant4TrackingAction.h>
 DECLARE_GEANT4ACTION(Geant4SharedTrackingAction)
 DECLARE_GEANT4ACTION(Geant4TrackingActionSequence)
 
-#include "DDG4/Geant4StackingAction.h"
+#include <DDG4/Geant4StackingAction.h>
 DECLARE_GEANT4ACTION(Geant4SharedStackingAction)
 DECLARE_GEANT4ACTION(Geant4StackingActionSequence)
 
-#include "DDG4/Geant4GeneratorAction.h"
+#include <DDG4/Geant4GeneratorAction.h>
 DECLARE_GEANT4ACTION(Geant4SharedGeneratorAction)
 DECLARE_GEANT4ACTION(Geant4GeneratorActionSequence)
 
-#include "DDG4/Geant4PhysicsList.h"
+#include <DDG4/Geant4PhysicsList.h>
 DECLARE_GEANT4ACTION(Geant4PhysicsList)
 DECLARE_GEANT4ACTION(Geant4PhysicsListActionSequence)
 
-#include "DDG4/Geant4DetectorConstruction.h"
+#include <DDG4/Geant4DetectorConstruction.h>
 DECLARE_GEANT4ACTION(Geant4DetectorConstruction)
 DECLARE_GEANT4ACTION(Geant4DetectorConstructionSequence)
 
-#include "DDG4/Geant4SensDetAction.h"
+#include <DDG4/Geant4SensDetAction.h>
 DECLARE_GEANT4ACTION(Geant4SensDetActionSequence)
 
-#include "DDG4/Geant4UIManager.h"
+#include <DDG4/Geant4UIManager.h>
 DECLARE_GEANT4ACTION(Geant4UIManager)
 
-#include "DDG4/Geant4UserInitialization.h"
+#include <DDG4/Geant4UserInitialization.h>
 DECLARE_GEANT4ACTION(Geant4UserInitializationSequence)
 
-#include "DDG4/Geant4MonteCarloTruth.h"
+#include <DDG4/Geant4MonteCarloTruth.h>
 DECLARE_GEANT4ACTION(Geant4DummyTruthHandler)
 
-#include "DDG4/Geant4ParticleHandler.h"
+#include <DDG4/Geant4ParticleHandler.h>
 DECLARE_GEANT4ACTION(Geant4ParticleHandler)
 
-#include "DDG4/Geant4UserParticleHandler.h"
+#include <DDG4/Geant4UserParticleHandler.h>
 DECLARE_GEANT4ACTION(Geant4UserParticleHandler)
 
-#include "DDG4/Geant4ParticlePrint.h"
+#include <DDG4/Geant4ParticlePrint.h>
 DECLARE_GEANT4ACTION(Geant4ParticlePrint)
 
 //=============================
-#include "DDG4/Geant4TrackingPreAction.h"
+#include <DDG4/Geant4TrackingPreAction.h>
 DECLARE_GEANT4ACTION(Geant4TrackingPreAction)
 
-#include "DDG4/Geant4TrackingPostAction.h"
+#include <DDG4/Geant4TrackingPostAction.h>
 DECLARE_GEANT4ACTION(Geant4TrackingPostAction)
 
 //=============================
-#include "DDG4/Geant4OutputAction.h"
+#include <DDG4/Geant4OutputAction.h>
 DECLARE_GEANT4ACTION(Geant4OutputAction)
 
-#include "DDG4/Geant4Output2ROOT.h"
+#include <DDG4/Geant4Output2ROOT.h>
 DECLARE_GEANT4ACTION(Geant4Output2ROOT)
 
 //=============================
-#include "DDG4/Geant4ParticleGun.h"
+#include <DDG4/Geant4ParticleGun.h>
 DECLARE_GEANT4ACTION(Geant4ParticleGun)
 
 //=============================
-#include "DDG4/Geant4GeneratorActionInit.h"
+#include <DDG4/Geant4GeneratorActionInit.h>
 DECLARE_GEANT4ACTION(Geant4GeneratorActionInit)
 
 //=============================
-#include "DDG4/Geant4IsotropeGenerator.h"
+#include <DDG4/Geant4IsotropeGenerator.h>
 DECLARE_GEANT4ACTION(Geant4ParticleGenerator)
 DECLARE_GEANT4ACTION(Geant4IsotropeGenerator)
 
 //=============================
-#include "DDG4/Geant4InteractionVertexSmear.h"
+#include <DDG4/Geant4InteractionVertexSmear.h>
 DECLARE_GEANT4ACTION(Geant4InteractionVertexSmear)
 
 //=============================
-#include "DDG4/Geant4InteractionVertexBoost.h"
+#include <DDG4/Geant4InteractionVertexBoost.h>
 DECLARE_GEANT4ACTION(Geant4InteractionVertexBoost)
 
 //=============================
-#include "DDG4/Geant4InteractionMerger.h"
+#include <DDG4/Geant4InteractionMerger.h>
 DECLARE_GEANT4ACTION(Geant4InteractionMerger)
 
 //=============================
-#include "DDG4/Geant4PrimaryHandler.h"
+#include <DDG4/Geant4PrimaryHandler.h>
 DECLARE_GEANT4ACTION(Geant4PrimaryHandler)
 
 //=============================
-#include "DDG4/Geant4InputAction.h"
+#include <DDG4/Geant4InputAction.h>
 DECLARE_GEANT4ACTION(Geant4InputAction)
 
 //=============================
-#include "DDG4/Geant4GeneratorWrapper.h"
+#include <DDG4/Geant4GeneratorWrapper.h>
 DECLARE_GEANT4ACTION(Geant4GeneratorWrapper)
 
 //=============================
-#include "DDG4/Geant4TestActions.h"
+#include <DDG4/Geant4TestActions.h>
 namespace dd4hep {  namespace sim   {
     namespace Test {}
     //using namespace Test;
diff --git a/DDG4/plugins/Geant4FastPhysics.cpp b/DDG4/plugins/Geant4FastPhysics.cpp
index e083c5390518ad7871e36a2ce277560ec8e6f5bc..d75920375ca80ffb147be1cebd9610e8bffb3162 100644
--- a/DDG4/plugins/Geant4FastPhysics.cpp
+++ b/DDG4/plugins/Geant4FastPhysics.cpp
@@ -117,5 +117,5 @@ void Geant4FastPhysics::constructPhysics(G4VModularPhysicsList* physics)    {
   this->info("Constructed and initialized Geant4 Fast Physics [G4FastSimulationPhysics].");
 }
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 DECLARE_GEANT4ACTION(Geant4FastPhysics)
diff --git a/DDG4/plugins/Geant4HitExtractor.cpp b/DDG4/plugins/Geant4HitExtractor.cpp
index 2aa069f3bdf172f4aeedcc69bd05347296ab6563..b1e8ab83306440c09934e086b2d47539d4907610 100644
--- a/DDG4/plugins/Geant4HitExtractor.cpp
+++ b/DDG4/plugins/Geant4HitExtractor.cpp
@@ -12,7 +12,7 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Geant4Data.h"
+#include <DDG4/Geant4Data.h>
 
 using namespace dd4hep::sim;
 
@@ -75,6 +75,6 @@ static void* _convertHitCollection(const char* source)  {
   return pv;
 }
 
-#include "DD4hep/Factories.h"
+#include <DD4hep/Factories.h>
 using namespace dd4hep::detail;
 DECLARE_CONSTRUCTOR(DDEve_DDG4CollectionAccess,_convertHitCollection)
diff --git a/DDG4/plugins/Geant4OpticalPhotonPhysics.cpp b/DDG4/plugins/Geant4OpticalPhotonPhysics.cpp
index 0964dca43167f52245b69a772097c03b21ebaf8d..26a8d7e091dd07713eb1adf85011d22d3361580b 100644
--- a/DDG4/plugins/Geant4OpticalPhotonPhysics.cpp
+++ b/DDG4/plugins/Geant4OpticalPhotonPhysics.cpp
@@ -27,21 +27,21 @@
 #define DDG4_GEANT4OPTICALPHOTONPHYSICS_H 1
 
 // Framework include files
-#include "DDG4/Geant4PhysicsList.h"
+#include <DDG4/Geant4PhysicsList.h>
 
 /// Geant4 include files
-#include "G4OpAbsorption.hh"
-#include "G4OpRayleigh.hh"
-#include "G4OpMieHG.hh"
-#include "G4OpBoundaryProcess.hh"
-#include "G4ParticleDefinition.hh"
-#include "G4ParticleTypes.hh"
-#include "G4ParticleTable.hh"
-#include "G4ProcessManager.hh"
-#include "G4Version.hh"
+#include <G4OpAbsorption.hh>
+#include <G4OpRayleigh.hh>
+#include <G4OpMieHG.hh>
+#include <G4OpBoundaryProcess.hh>
+#include <G4ParticleDefinition.hh>
+#include <G4ParticleTypes.hh>
+#include <G4ParticleTable.hh>
+#include <G4ProcessManager.hh>
+#include <G4Version.hh>
 
 #if G4VERSION_NUMBER >= 1070
-#include "G4OpticalParameters.hh"
+#include <G4OpticalParameters.hh>
 #endif
 
 /// Namespace for the AIDA detector description toolkit
@@ -117,6 +117,6 @@ namespace dd4hep {
 }
 #endif   // DDG4_GEANT4OPTICALPHOTONPHYSICS_H
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 using namespace dd4hep::sim;
 DECLARE_GEANT4ACTION(Geant4OpticalPhotonPhysics)
diff --git a/DDG4/plugins/Geant4P1ShowerModel.cpp b/DDG4/plugins/Geant4P1ShowerModel.cpp
index 03328b46764c30aae89ebfbf9463201f59b775cb..7db0f26faa31a40102f757456c86eeb52179dd7a 100644
--- a/DDG4/plugins/Geant4P1ShowerModel.cpp
+++ b/DDG4/plugins/Geant4P1ShowerModel.cpp
@@ -33,8 +33,8 @@
 #include <DDG4/Geant4Random.h>
 
 // Geant4 include files
-#include "G4Gamma.hh"
-#include "G4SystemOfUnits.hh"
+#include <G4Gamma.hh>
+#include <G4SystemOfUnits.hh>
 
 // C/C++ include files
 
diff --git a/DDG4/plugins/Geant4Particles.cpp b/DDG4/plugins/Geant4Particles.cpp
index 9e7712d775ff6cb7c2cabdfb6ddcd218945f6f4a..943c2dc206854b8ae29e615dcdd11033304121cd 100644
--- a/DDG4/plugins/Geant4Particles.cpp
+++ b/DDG4/plugins/Geant4Particles.cpp
@@ -12,283 +12,283 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 
 // Geant4 include files
-#include "G4Version.hh"
+#include <G4Version.hh>
 
 // ---- Adjoint particles
-#include "G4AdjointAlpha.hh"
+#include <G4AdjointAlpha.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointAlpha)
-#include "G4AdjointDeuteron.hh"
+#include <G4AdjointDeuteron.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointDeuteron)
-#include "G4AdjointElectron.hh"
+#include <G4AdjointElectron.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointElectron)
-#include "G4AdjointGamma.hh"
+#include <G4AdjointGamma.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointGamma)
-#include "G4AdjointHe3.hh"
+#include <G4AdjointHe3.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointHe3)
-#include "G4AdjointPositron.hh"
+#include <G4AdjointPositron.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointPositron)
-#include "G4AdjointProton.hh"
+#include <G4AdjointProton.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointProton)
-#include "G4AdjointTriton.hh"
+#include <G4AdjointTriton.hh>
 DECLARE_GEANT4_PARTICLE(G4AdjointTriton)
 
 // ---- bosons
-#include "G4Geantino.hh"
+#include <G4Geantino.hh>
 DECLARE_GEANT4_PARTICLE(G4Geantino)
-#include "G4ChargedGeantino.hh"
+#include <G4ChargedGeantino.hh>
 DECLARE_GEANT4_PARTICLE(G4ChargedGeantino)
-#include "G4Gamma.hh"
+#include <G4Gamma.hh>
 DECLARE_GEANT4_PARTICLE(G4Gamma)
-#include "G4OpticalPhoton.hh"
+#include <G4OpticalPhoton.hh>
 DECLARE_GEANT4_PARTICLE(G4OpticalPhoton)
-#include "G4BosonConstructor.hh"
+#include <G4BosonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4BosonConstructor)
 
 // ---- barions
-#include "G4XibZero.hh"
+#include <G4XibZero.hh>
 DECLARE_GEANT4_PARTICLE(G4XibZero)
-#include "G4SigmabPlus.hh"
+#include <G4SigmabPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmabPlus)
-#include "G4Lambda.hh"
+#include <G4Lambda.hh>
 DECLARE_GEANT4_PARTICLE(G4Lambda)
-#include "G4Proton.hh"
+#include <G4Proton.hh>
 DECLARE_GEANT4_PARTICLE(G4Proton)
-#include "G4SigmabMinus.hh"
+#include <G4SigmabMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmabMinus)
-#include "G4AntiXiMinus.hh"
+#include <G4AntiXiMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiXiMinus)
-#include "G4AntiSigmabMinus.hh"
+#include <G4AntiSigmabMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmabMinus)
-#include "G4XiMinus.hh"
+#include <G4XiMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4XiMinus)
-#include "G4LambdacPlus.hh"
+#include <G4LambdacPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4LambdacPlus)
-#include "G4AntiOmegabMinus.hh"
+#include <G4AntiOmegabMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiOmegabMinus)
-#include "G4Neutron.hh"
+#include <G4Neutron.hh>
 DECLARE_GEANT4_PARTICLE(G4Neutron)
-#include "G4AntiXibZero.hh"
+#include <G4AntiXibZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiXibZero)
-#include "G4OmegacZero.hh"
+#include <G4OmegacZero.hh>
 DECLARE_GEANT4_PARTICLE(G4OmegacZero)
-#include "G4SigmacPlus.hh"
+#include <G4SigmacPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmacPlus)
-#include "G4AntiXibMinus.hh"
+#include <G4AntiXibMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiXibMinus)
-#include "G4Lambdab.hh"
+#include <G4Lambdab.hh>
 DECLARE_GEANT4_PARTICLE(G4Lambdab)
-#include "G4AntiXicZero.hh"
+#include <G4AntiXicZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiXicZero)
-#include "G4AntiOmegacZero.hh"
+#include <G4AntiOmegacZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiOmegacZero)
-#include "G4AntiLambdacPlus.hh"
+#include <G4AntiLambdacPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiLambdacPlus)
-#include "G4AntiSigmaZero.hh"
+#include <G4AntiSigmaZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmaZero)
-#include "G4AntiSigmaPlus.hh"
+#include <G4AntiSigmaPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmaPlus)
-#include "G4SigmaZero.hh"
+#include <G4SigmaZero.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmaZero)
-#include "G4AntiLambda.hh"
+#include <G4AntiLambda.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiLambda)
-#include "G4XiZero.hh"
+#include <G4XiZero.hh>
 DECLARE_GEANT4_PARTICLE(G4XiZero)
-#include "G4AntiSigmabZero.hh"
+#include <G4AntiSigmabZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmabZero)
-#include "G4AntiSigmaMinus.hh"
+#include <G4AntiSigmaMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmaMinus)
-#include "G4AntiProton.hh"
+#include <G4AntiProton.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiProton)
-#include "G4XicPlus.hh"
+#include <G4XicPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4XicPlus)
-#include "G4BaryonConstructor.hh"
+#include <G4BaryonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4BaryonConstructor)
-#include "G4AntiSigmacPlusPlus.hh"
+#include <G4AntiSigmacPlusPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmacPlusPlus)
-#include "G4XibMinus.hh"
+#include <G4XibMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4XibMinus)
-#include "G4AntiSigmabPlus.hh"
+#include <G4AntiSigmabPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmabPlus)
-#include "G4AntiSigmacPlus.hh"
+#include <G4AntiSigmacPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmacPlus)
-#include "G4SigmaMinus.hh"
+#include <G4SigmaMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmaMinus)
-#include "G4SigmacPlusPlus.hh"
+#include <G4SigmacPlusPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmacPlusPlus)
-#include "G4AntiXicPlus.hh"
+#include <G4AntiXicPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiXicPlus)
-#include "G4SigmabZero.hh"
+#include <G4SigmabZero.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmabZero)
-#include "G4AntiXiZero.hh"
+#include <G4AntiXiZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiXiZero)
-#include "G4AntiOmegaMinus.hh"
+#include <G4AntiOmegaMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiOmegaMinus)
-#include "G4OmegabMinus.hh"
+#include <G4OmegabMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4OmegabMinus)
-#include "G4OmegaMinus.hh"
+#include <G4OmegaMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4OmegaMinus)
-#include "G4AntiSigmacZero.hh"
+#include <G4AntiSigmacZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiSigmacZero)
-#include "G4AntiNeutron.hh"
+#include <G4AntiNeutron.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiNeutron)
-#include "G4SigmaPlus.hh"
+#include <G4SigmaPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmaPlus)
-#include "G4AntiLambdab.hh"
+#include <G4AntiLambdab.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiLambdab)
-#include "G4XicZero.hh"
+#include <G4XicZero.hh>
 DECLARE_GEANT4_PARTICLE(G4XicZero)
-#include "G4SigmacZero.hh"
+#include <G4SigmacZero.hh>
 DECLARE_GEANT4_PARTICLE(G4SigmacZero)
-#include "G4BaryonConstructor.hh"
+#include <G4BaryonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4BaryonConstructor)
 
 // ---- ions
-#include "G4AntiHe3.hh"
+#include <G4AntiHe3.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiHe3)
-#include "G4Deuteron.hh"
+#include <G4Deuteron.hh>
 DECLARE_GEANT4_PARTICLE(G4Deuteron)
-#include "G4He3.hh"
+#include <G4He3.hh>
 DECLARE_GEANT4_PARTICLE(G4He3)
-#include "G4IonConstructor.hh"
+#include <G4IonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4IonConstructor)
-#include "G4Alpha.hh"
+#include <G4Alpha.hh>
 DECLARE_GEANT4_PARTICLE(G4Alpha)
-#include "G4AntiAlpha.hh"
+#include <G4AntiAlpha.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiAlpha)
-#include "G4AntiTriton.hh"
+#include <G4AntiTriton.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiTriton)
-#include "G4GenericIon.hh"
+#include <G4GenericIon.hh>
 DECLARE_GEANT4_PARTICLE(G4GenericIon)
-#include "G4AntiDeuteron.hh"
+#include <G4AntiDeuteron.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiDeuteron)
-#include "G4Triton.hh"
+#include <G4Triton.hh>
 DECLARE_GEANT4_PARTICLE(G4Triton)
 
 // ---- mesons
-#include "G4Eta.hh"
+#include <G4Eta.hh>
 DECLARE_GEANT4_PARTICLE(G4Eta)
-#include "G4KaonMinus.hh"
+#include <G4KaonMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4KaonMinus)
-#include "G4KaonZeroLong.hh"
+#include <G4KaonZeroLong.hh>
 DECLARE_GEANT4_PARTICLE(G4KaonZeroLong)
-#include "G4DsMesonPlus.hh"
+#include <G4DsMesonPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4DsMesonPlus)
-#include "G4BMesonPlus.hh"
+#include <G4BMesonPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4BMesonPlus)
-#include "G4PionPlus.hh"
+#include <G4PionPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4PionPlus)
-#include "G4KaonZeroShort.hh"
+#include <G4KaonZeroShort.hh>
 DECLARE_GEANT4_PARTICLE(G4KaonZeroShort)
-#include "G4MesonConstructor.hh"
+#include <G4MesonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4MesonConstructor)
-#include "G4DsMesonMinus.hh"
+#include <G4DsMesonMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4DsMesonMinus)
-#include "G4AntiBsMesonZero.hh"
+#include <G4AntiBsMesonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiBsMesonZero)
-#include "G4DMesonZero.hh"
+#include <G4DMesonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4DMesonZero)
-#include "G4AntiDMesonZero.hh"
+#include <G4AntiDMesonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiDMesonZero)
-#include "G4BsMesonZero.hh"
+#include <G4BsMesonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4BsMesonZero)
-#include "G4BMesonMinus.hh"
+#include <G4BMesonMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4BMesonMinus)
-#include "G4PionZero.hh"
+#include <G4PionZero.hh>
 DECLARE_GEANT4_PARTICLE(G4PionZero)
-#include "G4KaonPlus.hh"
+#include <G4KaonPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4KaonPlus)
-#include "G4DMesonMinus.hh"
+#include <G4DMesonMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4DMesonMinus)
-#include "G4BcMesonMinus.hh"
+#include <G4BcMesonMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4BcMesonMinus)
-#include "G4BMesonZero.hh"
+#include <G4BMesonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4BMesonZero)
-#include "G4AntiKaonZero.hh"
+#include <G4AntiKaonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiKaonZero)
-#include "G4EtaPrime.hh"
+#include <G4EtaPrime.hh>
 DECLARE_GEANT4_PARTICLE(G4EtaPrime)
 
 #if G4VERSION_NUMBER >= 1000
-#include "G4Upsilon.hh"
+#include <G4Upsilon.hh>
 DECLARE_GEANT4_PARTICLE(G4Upsilon)
 #else
-#include "G4Upsiron.hh"
+#include <G4Upsiron.hh>
 DECLARE_GEANT4_PARTICLE(G4Upsiron)
 #endif
 
-#include "G4AntiBMesonZero.hh"
+#include <G4AntiBMesonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiBMesonZero)
-#include "G4JPsi.hh"
+#include <G4JPsi.hh>
 DECLARE_GEANT4_PARTICLE(G4JPsi)
-#include "G4KaonZero.hh"
+#include <G4KaonZero.hh>
 DECLARE_GEANT4_PARTICLE(G4KaonZero)
-#include "G4DMesonPlus.hh"
+#include <G4DMesonPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4DMesonPlus)
-#include "G4PionMinus.hh"
+#include <G4PionMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4PionMinus)
-#include "G4Etac.hh"
+#include <G4Etac.hh>
 DECLARE_GEANT4_PARTICLE(G4Etac)
-#include "G4BcMesonPlus.hh"
+#include <G4BcMesonPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4BcMesonPlus)
-#include "G4MesonConstructor.hh"
+#include <G4MesonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4MesonConstructor)
 
 // ---- leptons
-#include "G4MuonPlus.hh"
+#include <G4MuonPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4MuonPlus)
-#include "G4TauPlus.hh"
+#include <G4TauPlus.hh>
 DECLARE_GEANT4_PARTICLE(G4TauPlus)
-#include "G4AntiNeutrinoTau.hh"
+#include <G4AntiNeutrinoTau.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiNeutrinoTau)
-#include "G4MuonMinus.hh"
+#include <G4MuonMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4MuonMinus)
-#include "G4NeutrinoE.hh"
+#include <G4NeutrinoE.hh>
 DECLARE_GEANT4_PARTICLE(G4NeutrinoE)
-#include "G4TauMinus.hh"
+#include <G4TauMinus.hh>
 DECLARE_GEANT4_PARTICLE(G4TauMinus)
-#include "G4Positron.hh"
+#include <G4Positron.hh>
 DECLARE_GEANT4_PARTICLE(G4Positron)
-#include "G4AntiNeutrinoMu.hh"
+#include <G4AntiNeutrinoMu.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiNeutrinoMu)
-#include "G4NeutrinoMu.hh"
+#include <G4NeutrinoMu.hh>
 DECLARE_GEANT4_PARTICLE(G4NeutrinoMu)
-#include "G4AntiNeutrinoE.hh"
+#include <G4AntiNeutrinoE.hh>
 DECLARE_GEANT4_PARTICLE(G4AntiNeutrinoE)
-#include "G4Electron.hh"
+#include <G4Electron.hh>
 DECLARE_GEANT4_PARTICLE(G4Electron)
-#include "G4NeutrinoTau.hh"
+#include <G4NeutrinoTau.hh>
 DECLARE_GEANT4_PARTICLE(G4NeutrinoTau)
-#include "G4LeptonConstructor.hh"
+#include <G4LeptonConstructor.hh>
 DECLARE_GEANT4_PARTICLEGROUP(G4LeptonConstructor)
 
 // ---- shortlived
-#include "G4ExcitedXiConstructor.hh"
+#include <G4ExcitedXiConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedXiConstructor)
-#include "G4ExcitedLambdaConstructor.hh"
+#include <G4ExcitedLambdaConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedLambdaConstructor)
-#include "G4ShortLivedConstructor.hh"
+#include <G4ShortLivedConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ShortLivedConstructor)
-#include "G4ExcitedSigmaConstructor.hh"
+#include <G4ExcitedSigmaConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedSigmaConstructor)
-#include "G4ExcitedBaryons.hh"
+#include <G4ExcitedBaryons.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedBaryons)
-#include "G4DiQuarks.hh"
+#include <G4DiQuarks.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4DiQuarks)
-#include "G4VShortLivedParticle.hh"
+#include <G4VShortLivedParticle.hh>
 //DECLARE_GEANT4_PARTICLE(G4VShortLivedParticle)
-#include "G4Quarks.hh"
+#include <G4Quarks.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4Quarks)
-#include "G4ExcitedDeltaConstructor.hh"
+#include <G4ExcitedDeltaConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedDeltaConstructor)
-#include "G4ExcitedBaryonConstructor.hh"
+#include <G4ExcitedBaryonConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedBaryonConstructor)
-#include "G4ExcitedNucleonConstructor.hh"
+#include <G4ExcitedNucleonConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedNucleonConstructor)
-#include "G4ExcitedMesonConstructor.hh"
+#include <G4ExcitedMesonConstructor.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedMesonConstructor)
-#include "G4ExcitedMesons.hh"
+#include <G4ExcitedMesons.hh>
 //DECLARE_GEANT4_PARTICLEGROUP(G4ExcitedMesons)
 
diff --git a/DDG4/plugins/Geant4PhysicsConstructors.cpp b/DDG4/plugins/Geant4PhysicsConstructors.cpp
index 4182f73d77e284840c7f18464c67ec82a1f74dea..10b0031eb6e42e009fc760812d4665e2302fbc2c 100644
--- a/DDG4/plugins/Geant4PhysicsConstructors.cpp
+++ b/DDG4/plugins/Geant4PhysicsConstructors.cpp
@@ -12,7 +12,7 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 
 // ==================================================================================
 // Predefined physics constructors
@@ -29,8 +29,8 @@
 // ==================================================================================
 
 // Geant4 physics lists
-#include "G4Version.hh"
-#include "G4DecayPhysics.hh"
+#include <G4Version.hh>
+#include <G4DecayPhysics.hh>
 
 // ==================================================================================
 #if G4VERSION_NUMBER>=960 and G4VERSION_NUMBER<1000
diff --git a/DDG4/plugins/Geant4PrimaryGenerators.cpp b/DDG4/plugins/Geant4PrimaryGenerators.cpp
index 3b003a9c0ea6aedd5bc96606b3355d3539f2e222..0ac42abd5ef89bb65f9fdf2bc76ab243770d21cb 100644
--- a/DDG4/plugins/Geant4PrimaryGenerators.cpp
+++ b/DDG4/plugins/Geant4PrimaryGenerators.cpp
@@ -12,13 +12,13 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 
 // Geant 4 include files
-#include "G4ParticleGun.hh"
-#include "G4SingleParticleSource.hh"
-#include "G4GeneralParticleSource.hh"
-#include "G4AdjointPrimaryGenerator.hh"
+#include <G4ParticleGun.hh>
+#include <G4SingleParticleSource.hh>
+#include <G4GeneralParticleSource.hh>
+#include <G4AdjointPrimaryGenerator.hh>
 
 DECLARE_GEANT4_GENERATOR(G4ParticleGun)
 DECLARE_GEANT4_GENERATOR(G4SingleParticleSource)
diff --git a/DDG4/plugins/Geant4Processes.cpp b/DDG4/plugins/Geant4Processes.cpp
index 74882258f2d3d6cd963272a1cfa99204bb436137..74476b211e5b38b17a05f55abc9662d01b71d13c 100644
--- a/DDG4/plugins/Geant4Processes.cpp
+++ b/DDG4/plugins/Geant4Processes.cpp
@@ -39,249 +39,249 @@
 // ======================================================================
 
 // Fast simulation
-#include "G4FastSimulationManagerProcess.hh"
+#include <G4FastSimulationManagerProcess.hh>
 DECLARE_GEANT4_PROCESS(G4FastSimulationManagerProcess)
 
 // Photon Processes:
-#include "G4GammaConversion.hh"
+#include <G4GammaConversion.hh>
 DECLARE_GEANT4_PROCESS(G4GammaConversion)
-#include "G4PhotoElectricEffect.hh"
+#include <G4PhotoElectricEffect.hh>
 DECLARE_GEANT4_PROCESS(G4PhotoElectricEffect)
-#include "G4ComptonScattering.hh"
+#include <G4ComptonScattering.hh>
 DECLARE_GEANT4_PROCESS(G4ComptonScattering)
-#include "G4RayleighScattering.hh"
+#include <G4RayleighScattering.hh>
 DECLARE_GEANT4_PROCESS(G4RayleighScattering)
-#include "G4GammaConversionToMuons.hh"
+#include <G4GammaConversionToMuons.hh>
 DECLARE_GEANT4_PROCESS(G4GammaConversionToMuons)
 
 // Electron/positron processes
-#include "G4eIonisation.hh"
+#include <G4eIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4eIonisation)
-#include "G4eBremsstrahlung.hh"
+#include <G4eBremsstrahlung.hh>
 DECLARE_GEANT4_PROCESS(G4eBremsstrahlung)
-#include "G4eMultipleScattering.hh"
+#include <G4eMultipleScattering.hh>
 DECLARE_GEANT4_PROCESS(G4eMultipleScattering)
-#include "G4eplusAnnihilation.hh"
+#include <G4eplusAnnihilation.hh>
 DECLARE_GEANT4_PROCESS(G4eplusAnnihilation)
-#include "G4AnnihiToMuPair.hh"
+#include <G4AnnihiToMuPair.hh>
 DECLARE_GEANT4_PROCESS(G4AnnihiToMuPair)
-#include "G4eeToHadrons.hh"
+#include <G4eeToHadrons.hh>
 DECLARE_GEANT4_PROCESS(G4eeToHadrons)
 
 // Muon processes
-#include "G4MuIonisation.hh"
+#include <G4MuIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4MuIonisation)
-#include "G4MuBremsstrahlung.hh"
+#include <G4MuBremsstrahlung.hh>
 DECLARE_GEANT4_PROCESS(G4MuBremsstrahlung)
-#include "G4MuPairProduction.hh"
+#include <G4MuPairProduction.hh>
 DECLARE_GEANT4_PROCESS(G4MuPairProduction)
-#include "G4MuMultipleScattering.hh"
+#include <G4MuMultipleScattering.hh>
 DECLARE_GEANT4_PROCESS(G4MuMultipleScattering)
 
 // Hadron/ion processes
-#include "G4hIonisation.hh"
+#include <G4hIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4hIonisation)
-#include "G4ionIonisation.hh"
+#include <G4ionIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4ionIonisation)
-#include "G4hhIonisation.hh"
+#include <G4hhIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4hhIonisation)
-#include "G4mplIonisation.hh"
+#include <G4mplIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4mplIonisation)
-#include "G4hMultipleScattering.hh"
+#include <G4hMultipleScattering.hh>
 DECLARE_GEANT4_PROCESS(G4hMultipleScattering)
-#include "G4hBremsstrahlung.hh"
+#include <G4hBremsstrahlung.hh>
 DECLARE_GEANT4_PROCESS(G4hBremsstrahlung)
-#include "G4hPairProduction.hh"
+#include <G4hPairProduction.hh>
 DECLARE_GEANT4_PROCESS(G4hPairProduction)
 
 // Coulomb scattering
-#include "G4CoulombScattering.hh"
+#include <G4CoulombScattering.hh>
 DECLARE_GEANT4_PROCESS(G4CoulombScattering)
 
 // Processes for simulation of polarized electron and gamma beams
-#include "G4PolarizedCompton.hh"
+#include <G4PolarizedCompton.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedCompton)
-#include "G4PolarizedGammaConversion.hh"
+#include <G4PolarizedGammaConversion.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedGammaConversion)
-#include "G4ePairProduction.hh"
+#include <G4ePairProduction.hh>
 DECLARE_GEANT4_PROCESS(G4ePairProduction)
 
 #if G4VERSION_NUMBER < 1100
-#include "G4PolarizedPhotoElectricEffect.hh"
+#include <G4PolarizedPhotoElectricEffect.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedPhotoElectricEffect)
-#include "G4ePolarizedBremsstrahlung.hh"
+#include <G4ePolarizedBremsstrahlung.hh>
 DECLARE_GEANT4_PROCESS(G4ePolarizedBremsstrahlung)
-#include "G4ePolarizedIonisation.hh"
+#include <G4ePolarizedIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4ePolarizedIonisation)
-#include "G4eplusPolarizedAnnihilation.hh"
+#include <G4eplusPolarizedAnnihilation.hh>
 DECLARE_GEANT4_PROCESS(G4eplusPolarizedAnnihilation)
 
 #else
-#include "G4PolarizedAnnihilation.hh"
+#include <G4PolarizedAnnihilation.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedAnnihilation)
-#include "G4PolarizedAnnihilationXS.hh"
+#include <G4PolarizedAnnihilationXS.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedAnnihilationXS)
-#include "G4PolarizedBremsstrahlung.hh"
+#include <G4PolarizedBremsstrahlung.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedBremsstrahlung)
-#include "G4PolarizedCompton.hh"
+#include <G4PolarizedCompton.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedCompton)
-#include "G4PolarizedComptonXS.hh"
+#include <G4PolarizedComptonXS.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedComptonXS)
-#include "G4PolarizedGammaConversion.hh"
+#include <G4PolarizedGammaConversion.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedGammaConversion)
-#include "G4PolarizedGammaConversionXS.hh"
+#include <G4PolarizedGammaConversionXS.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedGammaConversionXS)
-#include "G4PolarizedIonisation.hh"
+#include <G4PolarizedIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedIonisation)
-#include "G4PolarizedIonisationBhabhaXS.hh"
+#include <G4PolarizedIonisationBhabhaXS.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedIonisationBhabhaXS)
-#include "G4PolarizedIonisationMollerXS.hh"
+#include <G4PolarizedIonisationMollerXS.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedIonisationMollerXS)
-#include "G4PolarizedPhotoElectric.hh"
+#include <G4PolarizedPhotoElectric.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedPhotoElectric)
-#include "G4PolarizedPhotoElectricXS.hh"
+#include <G4PolarizedPhotoElectricXS.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedPhotoElectricXS)
 #endif
 
 // Processes for simulation of X-rays and optical protons production by charged particles
-#include "G4SynchrotronRadiation.hh"
+#include <G4SynchrotronRadiation.hh>
 DECLARE_GEANT4_PROCESS(G4SynchrotronRadiation)
-#include "G4TransitionRadiation.hh"
+#include <G4TransitionRadiation.hh>
 //DECLARE_GEANT4_PROCESS(G4TransitionRadiation) !!virtual abstract!!
-#include "G4Cerenkov.hh"
+#include <G4Cerenkov.hh>
 DECLARE_GEANT4_PROCESS(G4Cerenkov)
-#include "G4Scintillation.hh"
+#include <G4Scintillation.hh>
 DECLARE_GEANT4_PROCESS(G4Scintillation)
 
 // Others
-#include "G4PAIModel.hh"
+#include <G4PAIModel.hh>
 DECLARE_GEANT4_PROCESS(G4PAIModel)
-#include "G4BraggIonGasModel.hh"
+#include <G4BraggIonGasModel.hh>
 DECLARE_GEANT4_PROCESS(G4BraggIonGasModel)
-#include "G4BetheBlochIonGasModel.hh"
+#include <G4BetheBlochIonGasModel.hh>
 DECLARE_GEANT4_PROCESS(G4BetheBlochIonGasModel)
-#include "G4WentzelVIModel.hh"
+#include <G4WentzelVIModel.hh>
 DECLARE_GEANT4_PROCESS(G4WentzelVIModel)
 
 #if G4VERSION_NUMBER < 1000
-#include "G4UrbanMscModel93.hh"
+#include <G4UrbanMscModel93.hh>
 DECLARE_GEANT4_PROCESS(G4UrbanMscModel93)
 #endif
 
-#include "G4hImpactIonisation.hh"
+#include <G4hImpactIonisation.hh>
 DECLARE_GEANT4_PROCESS(G4hImpactIonisation)
 
-//#include "G4InversePEEffect.hh"
+//#include <G4InversePEEffect.hh>
 //DECLARE_GEANT4_PROCESS(G4InversePEEffect)
-//#include "G4hInverseIonisation.hh"
+//#include <G4hInverseIonisation.hh>
 //DECLARE_GEANT4_PROCESS(G4hInverseIonisation)
-//#include "G4IonInverseIonisation.hh"
+//#include <G4IonInverseIonisation.hh>
 //DECLARE_GEANT4_PROCESS(G4IonInverseIonisation)
 
 // ==================================================================================
 #if G4VERSION_NUMBER>=960 and G4VERSION_NUMBER<1000
-#include "G4UrbanMscModel93.hh"
+#include <G4UrbanMscModel93.hh>
 DECLARE_GEANT4_PROCESS(G4UrbanMscModel93)
 // ==================================================================================
 #elif G4VERSION_NUMBER>=1000
 
 // Stuff commented cannot be instantiated!!
 
-#include "G4AdjointBremsstrahlungModel.hh"
+#include <G4AdjointBremsstrahlungModel.hh>
 DECLARE_GEANT4_PROCESS(G4AdjointBremsstrahlungModel)
-#include "G4AdjointComptonModel.hh"
+#include <G4AdjointComptonModel.hh>
 DECLARE_GEANT4_PROCESS(G4AdjointComptonModel)
-#include "G4AdjointeIonisationModel.hh"
+#include <G4AdjointeIonisationModel.hh>
 DECLARE_GEANT4_PROCESS(G4AdjointeIonisationModel)
-#include "G4AdjointIonIonisationModel.hh"
+#include <G4AdjointIonIonisationModel.hh>
 DECLARE_GEANT4_PROCESS(G4AdjointIonIonisationModel)
-#include "G4AdjointPhotoElectricModel.hh"
+#include <G4AdjointPhotoElectricModel.hh>
 DECLARE_GEANT4_PROCESS(G4AdjointPhotoElectricModel)
-#include "G4BetheBlochModel.hh"
+#include <G4BetheBlochModel.hh>
 DECLARE_GEANT4_PROCESS(G4BetheBlochModel)
-#include "G4BetheBlochNoDeltaModel.hh"
+#include <G4BetheBlochNoDeltaModel.hh>
 DECLARE_GEANT4_PROCESS(G4BetheBlochNoDeltaModel)
-#include "G4BetheHeitlerModel.hh"
+#include <G4BetheHeitlerModel.hh>
 DECLARE_GEANT4_PROCESS(G4BetheHeitlerModel)
-#include "G4BoldyshevTripletModel.hh"
+#include <G4BoldyshevTripletModel.hh>
 DECLARE_GEANT4_PROCESS(G4BoldyshevTripletModel)
-#include "G4BraggIonModel.hh"
+#include <G4BraggIonModel.hh>
 DECLARE_GEANT4_PROCESS(G4BraggIonModel)
-#include "G4BraggModel.hh"
+#include <G4BraggModel.hh>
 DECLARE_GEANT4_PROCESS(G4BraggModel)
-#include "G4BraggNoDeltaModel.hh"
+#include <G4BraggNoDeltaModel.hh>
 DECLARE_GEANT4_PROCESS(G4BraggNoDeltaModel)
-#include "G4ChipsElasticModel.hh"
+#include <G4ChipsElasticModel.hh>
 DECLARE_GEANT4_PROCESS(G4ChipsElasticModel)
-#include "G4DNABornExcitationModel.hh"
+#include <G4DNABornExcitationModel.hh>
 DECLARE_GEANT4_PROCESS(G4DNABornExcitationModel)
 
-#include "G4eBremParametrizedModel.hh"
+#include <G4eBremParametrizedModel.hh>
 DECLARE_GEANT4_PROCESS(G4eBremParametrizedModel)
-#include "G4eBremsstrahlungRelModel.hh"
+#include <G4eBremsstrahlungRelModel.hh>
 DECLARE_GEANT4_PROCESS(G4eBremsstrahlungRelModel)
-#include "G4ecpssrBaseKxsModel.hh"
+#include <G4ecpssrBaseKxsModel.hh>
 DECLARE_GEANT4_PROCESS(G4ecpssrBaseKxsModel)
-#include "G4ecpssrBaseLixsModel.hh"
+#include <G4ecpssrBaseLixsModel.hh>
 DECLARE_GEANT4_PROCESS(G4ecpssrBaseLixsModel)
-#include "G4ecpssrFormFactorKxsModel.hh"
+#include <G4ecpssrFormFactorKxsModel.hh>
 DECLARE_GEANT4_PROCESS(G4ecpssrFormFactorKxsModel)
-//#include "G4ee2KChargedModel.hh"
+//#include <G4ee2KChargedModel.hh>
 //DECLARE_GEANT4_PROCESS(G4ee2KChargedModel)
-//#include "G4ee2KNeutralModel.hh"
+//#include <G4ee2KNeutralModel.hh>
 //DECLARE_GEANT4_PROCESS(G4ee2KNeutralModel)
-//#include "G4eeTo3PiModel.hh"
+//#include <G4eeTo3PiModel.hh>
 //DECLARE_GEANT4_PROCESS(G4eeTo3PiModel)
-//#include "G4eeToHadronsModel.hh"
+//#include <G4eeToHadronsModel.hh>
 //DECLARE_GEANT4_PROCESS(G4eeToHadronsModel)
-#include "G4ecpssrFormFactorLixsModel.hh"
+#include <G4ecpssrFormFactorLixsModel.hh>
 DECLARE_GEANT4_PROCESS(G4ecpssrFormFactorLixsModel)
-#include "G4ecpssrFormFactorMixsModel.hh"
+#include <G4ecpssrFormFactorMixsModel.hh>
 DECLARE_GEANT4_PROCESS(G4ecpssrFormFactorMixsModel)
-#include "G4EmMultiModel.hh"
+#include <G4EmMultiModel.hh>
 DECLARE_GEANT4_PROCESS(G4EmMultiModel)
 
 #if G4VERSION_NUMBER < 1100
-#include "G4ePolarizedBremsstrahlungModel.hh"
+#include <G4ePolarizedBremsstrahlungModel.hh>
 DECLARE_GEANT4_PROCESS(G4ePolarizedBremsstrahlungModel)
 #else
-#include "G4PolarizedBremsstrahlungModel.hh"
+#include <G4PolarizedBremsstrahlungModel.hh>
 DECLARE_GEANT4_PROCESS(G4PolarizedBremsstrahlungModel)
 #endif
 
-#include "G4FTFModel.hh"
+#include <G4FTFModel.hh>
 DECLARE_GEANT4_PROCESS(G4FTFModel)
-#include "G4GoudsmitSaundersonMscModel.hh"
+#include <G4GoudsmitSaundersonMscModel.hh>
 DECLARE_GEANT4_PROCESS(G4GoudsmitSaundersonMscModel)
-#include "G4hBremsstrahlungModel.hh"
+#include <G4hBremsstrahlungModel.hh>
 DECLARE_GEANT4_PROCESS(G4hBremsstrahlungModel)
-#include "G4hCoulombScatteringModel.hh"
+#include <G4hCoulombScatteringModel.hh>
 DECLARE_GEANT4_PROCESS(G4hCoulombScatteringModel)
-//#include "G4hNuclearStoppingModel.hh"
+//#include <G4hNuclearStoppingModel.hh>
 //DECLARE_GEANT4_PROCESS(G4hNuclearStoppingModel)
-#include "G4hPairProductionModel.hh"
+#include <G4hPairProductionModel.hh>
 DECLARE_GEANT4_PROCESS(G4hPairProductionModel)
-//#include "G4hParametrisedLossModel.hh"
+//#include <G4hParametrisedLossModel.hh>
 //DECLARE_GEANT4_PROCESS(G4hParametrisedLossModel)
-#include "G4ICRU49NuclearStoppingModel.hh"
+#include <G4ICRU49NuclearStoppingModel.hh>
 DECLARE_GEANT4_PROCESS(G4ICRU49NuclearStoppingModel)
-#include "G4ICRU73NoDeltaModel.hh"
+#include <G4ICRU73NoDeltaModel.hh>
 DECLARE_GEANT4_PROCESS(G4ICRU73NoDeltaModel)
-#include "G4ICRU73QOModel.hh"
+#include <G4ICRU73QOModel.hh>
 DECLARE_GEANT4_PROCESS(G4ICRU73QOModel)
-//#include "G4INCLIClusteringModel.hh"
+//#include <G4INCLIClusteringModel.hh>
 //DECLARE_GEANT4_PROCESS(G4INCLIClusteringModel)
-//#include "G4INCLIPropagationModel.hh"
+//#include <G4INCLIPropagationModel.hh>
 //DECLARE_GEANT4_PROCESS(G4INCLIPropagationModel)
-//#include "G4INCLStandardPropagationModel.hh"
+//#include <G4INCLStandardPropagationModel.hh>
 //DECLARE_GEANT4_PROCESS(G4INCLStandardPropagationModel)
-//#include "G4IonChuFluctuationModel.hh"
+//#include <G4IonChuFluctuationModel.hh>
 //DECLARE_GEANT4_PROCESS(G4IonChuFluctuationModel)
 
 #endif
 
 #if 0
-#include ".hh"
+#include <.hh>
 DECLARE_GEANT4_PROCESS()
 #endif
 
diff --git a/DDG4/plugins/Geant4SDActions.cpp b/DDG4/plugins/Geant4SDActions.cpp
index a16796513ae2a5a1af44ad60a73d22b5f82295bf..de9aba8e541e4d33b56eccd3db29a9804aab025c 100644
--- a/DDG4/plugins/Geant4SDActions.cpp
+++ b/DDG4/plugins/Geant4SDActions.cpp
@@ -12,11 +12,11 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Geant4SensDetAction.inl"
-#include "DDG4/Geant4FastSimHandler.h"
-#include "DDG4/Geant4EventAction.h"
-#include "G4OpticalPhoton.hh"
-#include "G4VProcess.hh"
+#include <DDG4/Geant4SensDetAction.inl>
+#include <DDG4/Geant4FastSimHandler.h>
+#include <DDG4/Geant4EventAction.h>
+#include <G4OpticalPhoton.hh>
+#include <G4VProcess.hh>
 
 
 /// Namespace for the AIDA detector description toolkit
@@ -773,7 +773,7 @@ namespace dd4hep {
 
 using namespace dd4hep::sim;
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 // Special void entry point
 DECLARE_GEANT4SENSITIVE(Geant4VoidSensitiveAction)
 // Standard factories used for simulation
diff --git a/DDG4/plugins/Geant4ScintillationPhysics.cpp b/DDG4/plugins/Geant4ScintillationPhysics.cpp
index 6f47be3eddfc9b0d975a7081e6f61080c0837324..81e67cc67af58ea09cb635a51ee8790012d7490e 100644
--- a/DDG4/plugins/Geant4ScintillationPhysics.cpp
+++ b/DDG4/plugins/Geant4ScintillationPhysics.cpp
@@ -25,25 +25,25 @@
 #define DDG4_GEANT4SCINTILLATIONPHYSICS_H 1
 
 /// Framework include files
-#include "DDG4/Geant4PhysicsList.h"
+#include <DDG4/Geant4PhysicsList.h>
 
 /// Geant4 include files
-#include "G4Version.hh"
-#include "G4ParticleTableIterator.hh"
-#include "G4ParticleDefinition.hh"
-#include "G4LossTableManager.hh"
-#include "G4ProcessManager.hh"
-#include "G4ParticleTypes.hh"
-#include "G4ParticleTable.hh"
-#include "G4EmSaturation.hh"
-#include "G4Threading.hh"
+#include <G4Version.hh>
+#include <G4ParticleTableIterator.hh>
+#include <G4ParticleDefinition.hh>
+#include <G4LossTableManager.hh>
+#include <G4ProcessManager.hh>
+#include <G4ParticleTypes.hh>
+#include <G4ParticleTable.hh>
+#include <G4EmSaturation.hh>
+#include <G4Threading.hh>
 
 #if G4VERSION_NUMBER >= 1070
-#include "G4OpticalParameters.hh"
+#include <G4OpticalParameters.hh>
 
 /// This is a beta release problem:
 #if G4VERSION_NUMBER == 110000
-#include "G4OpticalParameters.hh"
+#include <G4OpticalParameters.hh>
 #pragma message("Geant4 version 11 beta: temporary fix to be removed!")
 void G4OpticalParameters::SetScintExcitationRatio(double) {}
 void G4OpticalParameters::SetScintYieldFactor(double) {}
@@ -51,7 +51,7 @@ void G4OpticalParameters::SetScintYieldFactor(double) {}
 
 #endif
 
-#include "G4Scintillation.hh"
+#include <G4Scintillation.hh>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
@@ -196,6 +196,6 @@ namespace dd4hep {
 }
 #endif   // DDG4_GEANT4SCINTILLATIONPHYSICS_H
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 using namespace dd4hep::sim;
 DECLARE_GEANT4ACTION(Geant4ScintillationPhysics)
diff --git a/DDG4/plugins/Geant4SensDet.cpp b/DDG4/plugins/Geant4SensDet.cpp
index 27bd691fc575f75ecaf396153d7374d826d35378..7efb28a72a170098236bb7c5ca6e80c9dce8f7ee 100644
--- a/DDG4/plugins/Geant4SensDet.cpp
+++ b/DDG4/plugins/Geant4SensDet.cpp
@@ -25,7 +25,7 @@
 // Geant4 include files
 #include <G4Run.hh>
 #include <G4Event.hh>
-#include "G4Version.hh"
+#include <G4Version.hh>
 #include <G4TouchableHistory.hh>
 #include <G4VSensitiveDetector.hh>
 #include <G4VGFlashSensitiveDetector.hh>
diff --git a/DDG4/plugins/Geant4Steppers.cpp b/DDG4/plugins/Geant4Steppers.cpp
index 4fa55d76c92d076fe631e565e255939b175e5524..b296abc3838c6903d466d52a721f52c01f870142 100644
--- a/DDG4/plugins/Geant4Steppers.cpp
+++ b/DDG4/plugins/Geant4Steppers.cpp
@@ -12,17 +12,17 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 
 // Geant 4 include files
-#include "G4Version.hh"
-#include "G4ExplicitEuler.hh"
-#include "G4ImplicitEuler.hh"
-#include "G4SimpleRunge.hh"
-#include "G4SimpleHeum.hh"
-#include "G4ClassicalRK4.hh"
-#include "G4ConstRK4.hh"
-#include "G4CashKarpRKF45.hh"
+#include <G4Version.hh>
+#include <G4ExplicitEuler.hh>
+#include <G4ImplicitEuler.hh>
+#include <G4SimpleRunge.hh>
+#include <G4SimpleHeum.hh>
+#include <G4ClassicalRK4.hh>
+#include <G4ConstRK4.hh>
+#include <G4CashKarpRKF45.hh>
 
 DECLARE_GEANT4_STEPPER(ImplicitEuler)
 DECLARE_GEANT4_STEPPER(ExplicitEuler)
@@ -33,12 +33,12 @@ DECLARE_GEANT4_STEPPER(ClassicalRK4)
 DECLARE_GEANT4_STEPPER(CashKarpRKF45)
 
 #if G4VERSION_NUMBER >=1030
-#include "G4DoLoMcPriRK34.hh"
-#include "G4DormandPrince745.hh"
-#include "G4DormandPrinceRK56.hh"
-#include "G4DormandPrinceRK78.hh"
-#include "G4BogackiShampine23.hh"
-#include "G4BogackiShampine45.hh"
+#include <G4DoLoMcPriRK34.hh>
+#include <G4DormandPrince745.hh>
+#include <G4DormandPrinceRK56.hh>
+#include <G4DormandPrinceRK78.hh>
+#include <G4BogackiShampine23.hh>
+#include <G4BogackiShampine45.hh>
 DECLARE_GEANT4_STEPPER(DoLoMcPriRK34)
 DECLARE_GEANT4_STEPPER(DormandPrince745)
 DECLARE_GEANT4_STEPPER(DormandPrinceRK56)
@@ -48,12 +48,12 @@ DECLARE_GEANT4_STEPPER(BogackiShampine45)
 #endif
 
 // Geant 4 include files
-#include "G4MagHelicalStepper.hh"
-#include "G4HelixExplicitEuler.hh"
-#include "G4HelixImplicitEuler.hh"
-#include "G4HelixMixedStepper.hh"
-#include "G4HelixSimpleRunge.hh"
-#include "G4HelixHeum.hh"
+#include <G4MagHelicalStepper.hh>
+#include <G4HelixExplicitEuler.hh>
+#include <G4HelixImplicitEuler.hh>
+#include <G4HelixMixedStepper.hh>
+#include <G4HelixSimpleRunge.hh>
+#include <G4HelixHeum.hh>
 
 DECLARE_GEANT4_MAGSTEPPER(HelixImplicitEuler)
 DECLARE_GEANT4_MAGSTEPPER(HelixExplicitEuler)
@@ -62,18 +62,18 @@ DECLARE_GEANT4_MAGSTEPPER(HelixSimpleRunge)
 DECLARE_GEANT4_MAGSTEPPER(HelixHeum)
 
 #if G4VERSION_NUMBER>=1020
-#include "G4NystromRK4.hh"
-#include "G4RKG3_Stepper.hh"
+#include <G4NystromRK4.hh>
+#include <G4RKG3_Stepper.hh>
 DECLARE_GEANT4_MAGSTEPPER(RKG3_Stepper)
 DECLARE_GEANT4_MAGSTEPPER(NystromRK4)
 #endif
 
 // Geant 4 include files
-#include "G4Mag_EqRhs.hh"
-#include "G4Mag_SpinEqRhs.hh"
-#include "G4Mag_UsualEqRhs.hh"
-#include "G4KM_OpticalEqRhs.hh"
-#include "G4KM_NucleonEqRhs.hh"
+#include <G4Mag_EqRhs.hh>
+#include <G4Mag_SpinEqRhs.hh>
+#include <G4Mag_UsualEqRhs.hh>
+#include <G4KM_OpticalEqRhs.hh>
+#include <G4KM_NucleonEqRhs.hh>
 //Virtual: DECLARE_GEANT4_MAGMOTION(Mag_EqRhs);
 DECLARE_GEANT4_MAGMOTION(Mag_SpinEqRhs)
 DECLARE_GEANT4_MAGMOTION(Mag_UsualEqRhs)
@@ -82,11 +82,11 @@ DECLARE_GEANT4_MAGMOTION(Mag_UsualEqRhs)
 
 #if 0 // G4VERSION_NUMBER>=1002
 // Undefined factories !!!
-#include "G4MonopoleEq.hh"
-#include "G4EqEMFieldWithEDM.hh"
-#include "G4EqEMFieldWithSpin.hh"
-#include "G4EqGravityField.hh"
-#include "G4EqMagElectricField.hh"
+#include <G4MonopoleEq.hh>
+#include <G4EqEMFieldWithEDM.hh>
+#include <G4EqEMFieldWithSpin.hh>
+#include <G4EqGravityField.hh>
+#include <G4EqMagElectricField.hh>
 
 // G4EquationOfMotion*(G4UniformGravityField*)
 DECLARE_GEANT4_MAGMOTION(EqGravityField)
diff --git a/DDG4/plugins/Geant4TCUserParticleHandler.cpp b/DDG4/plugins/Geant4TCUserParticleHandler.cpp
index 637e06c8f822854d0a5cf07862494ee388865f43..425ae268685ce977f29396ab45afed39177e7139 100644
--- a/DDG4/plugins/Geant4TCUserParticleHandler.cpp
+++ b/DDG4/plugins/Geant4TCUserParticleHandler.cpp
@@ -25,8 +25,8 @@
 #define DD4HEP_DDG4_GEANT4TCUSERPARTICLEHANDLER_H
 
 // Framework include files
-#include "DD4hep/Primitives.h"
-#include "DDG4/Geant4UserParticleHandler.h"
+#include <DD4hep/Primitives.h>
+#include <DDG4/Geant4UserParticleHandler.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {
@@ -79,9 +79,9 @@ namespace dd4hep {
 //
 //====================================================================
 // Framework include files
-//#include "DDG4/Geant4TCUserParticleHandler.h"
-#include "DDG4/Geant4Particle.h"
-#include "DDG4/Factories.h"
+//#include <DDG4/Geant4TCUserParticleHandler.h>
+#include <DDG4/Geant4Particle.h>
+#include <DDG4/Factories.h>
 
 
 using namespace dd4hep::sim;
diff --git a/DDG4/scripts/dumpDDG4.C b/DDG4/scripts/dumpDDG4.C
index 030199a5c04e7d6d9a892d8ca5e7ac43c8394939..b8ce1292089fb8b20e99d73acc93dc435dbd1555 100644
--- a/DDG4/scripts/dumpDDG4.C
+++ b/DDG4/scripts/dumpDDG4.C
@@ -12,20 +12,23 @@
 //==========================================================================
 
 // Framework include files
-#include "CLHEP/Units/SystemOfUnits.h"
-#include "DD4hep/DD4hepUnits.h"
-#include "DD4hep/Printout.h"
-#include "DD4hep/Detector.h"
-#include "DDG4/Geant4Particle.h"
-#include "DDG4/Geant4Data.h"
+#include <CLHEP/Units/SystemOfUnits.h>
+#include <DD4hep/DD4hepUnits.h>
+#include <DD4hep/Printout.h>
+#include <DD4hep/Detector.h>
+#include <DDG4/Geant4Particle.h>
+#include <DDG4/Geant4Data.h>
+
+// C/C++ include files
 #include <vector>
 #include <cstdio>
 #include <memory>
 #include <cerrno>
 
-#include "TFile.h"
-#include "TTree.h"
-#include "TSystem.h"
+// ROOT include files
+#include <TFile.h>
+#include <TTree.h>
+#include <TSystem.h>
 
 using namespace std;
 using namespace dd4hep;
diff --git a/DDG4/src/EventParameters.cpp b/DDG4/src/EventParameters.cpp
index 5a52e0da25a2700649262140f08ac6e91543e634..803d917407f31e4fd0ed2975d02f5a6433cc03fb 100644
--- a/DDG4/src/EventParameters.cpp
+++ b/DDG4/src/EventParameters.cpp
@@ -11,7 +11,7 @@
 //====================================================================
 
 /// Framework include files
-#include "DDG4/EventParameters.h"
+#include <DDG4/EventParameters.h>
 
 /// C/C++ include files
 #include <map>
diff --git a/DDG4/src/Geant4EventAction.cpp b/DDG4/src/Geant4EventAction.cpp
index 3974a839b3f076b10e6b2fd4fbd7d92de5393561..6407909ed63fdbd93bf5f7ff46b3f2c7042afbe6 100644
--- a/DDG4/src/Geant4EventAction.cpp
+++ b/DDG4/src/Geant4EventAction.cpp
@@ -12,12 +12,12 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4EventAction.h"
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4EventAction.h>
 
 // Geant4 headers
-#include "G4Threading.hh"
-#include "G4AutoLock.hh"
+#include <G4Threading.hh>
+#include <G4AutoLock.hh>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/Geant4Field.cpp b/DDG4/src/Geant4Field.cpp
index 811df35c4b593f4cb86d8eab3ca00d9df2473066..646681c827835cdd2d61e40bc57e1fc6009a8af5 100644
--- a/DDG4/src/Geant4Field.cpp
+++ b/DDG4/src/Geant4Field.cpp
@@ -12,9 +12,9 @@
 //==========================================================================
 
 // Framework include files
-#include "DDG4/Geant4Field.h"
-#include "DD4hep/DD4hepUnits.h"
-#include "CLHEP/Units/SystemOfUnits.h"
+#include <DDG4/Geant4Field.h>
+#include <DD4hep/DD4hepUnits.h>
+#include <CLHEP/Units/SystemOfUnits.h>
 namespace units = dd4hep;
 
 using namespace dd4hep::sim;
diff --git a/DDG4/src/Geant4GDMLDetector.cpp b/DDG4/src/Geant4GDMLDetector.cpp
index 3ac3ebbf30e6b920c9ce5c7e1af3ee640ab7e99a..c08ea6daa3470f8d44e2ab5da8c825eaedbc8e84 100644
--- a/DDG4/src/Geant4GDMLDetector.cpp
+++ b/DDG4/src/Geant4GDMLDetector.cpp
@@ -20,7 +20,7 @@
 //#define GEANT4_HAS_GDML
 
 #ifdef GEANT4_HAS_GDML
-#include "G4GDMLParser.hh"
+#include <G4GDMLParser.hh>
 #endif
 
 dd4hep::sim::Geant4GDMLDetector::Geant4GDMLDetector(const std::string& gdmlFile)
diff --git a/DDG4/src/Geant4InteractionMerger.cpp b/DDG4/src/Geant4InteractionMerger.cpp
index 28b52b3881884886a34e6d1999c1e7559d2ca703..f849e0ec3a9278e5ccb38a6e1c6316d4ad7a74a4 100644
--- a/DDG4/src/Geant4InteractionMerger.cpp
+++ b/DDG4/src/Geant4InteractionMerger.cpp
@@ -12,10 +12,10 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Printout.h"
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4InputHandling.h"
-#include "DDG4/Geant4InteractionMerger.h"
+#include <DD4hep/Printout.h>
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4InputHandling.h>
+#include <DDG4/Geant4InteractionMerger.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/Geant4InteractionVertexBoost.cpp b/DDG4/src/Geant4InteractionVertexBoost.cpp
index c914bd217be4ff09be75e29b1ced65faac41d6d6..7c2de5f13283c6cf1350c6e2359e5b8d360f0c22 100644
--- a/DDG4/src/Geant4InteractionVertexBoost.cpp
+++ b/DDG4/src/Geant4InteractionVertexBoost.cpp
@@ -12,10 +12,10 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Printout.h"
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4InputHandling.h"
-#include "DDG4/Geant4InteractionVertexBoost.h"
+#include <DD4hep/Printout.h>
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4InputHandling.h>
+#include <DDG4/Geant4InteractionVertexBoost.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/Geant4InteractionVertexSmear.cpp b/DDG4/src/Geant4InteractionVertexSmear.cpp
index bf851056bc498130a2afe8a284afb3be0e33c54d..87b39ce89168b206d139965cee380536e2b4e293 100644
--- a/DDG4/src/Geant4InteractionVertexSmear.cpp
+++ b/DDG4/src/Geant4InteractionVertexSmear.cpp
@@ -12,12 +12,12 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Printout.h"
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4Random.h"
-#include "DDG4/Geant4Context.h"
-#include "DDG4/Geant4InputHandling.h"
-#include "DDG4/Geant4InteractionVertexSmear.h"
+#include <DD4hep/Printout.h>
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4Random.h>
+#include <DDG4/Geant4Context.h>
+#include <DDG4/Geant4InputHandling.h>
+#include <DDG4/Geant4InteractionVertexSmear.h>
 
 // C/C++ include files
 #include <cmath>
diff --git a/DDG4/src/Geant4MonteCarloTruth.cpp b/DDG4/src/Geant4MonteCarloTruth.cpp
index 3285cd01e2bddd5be3c4cd9cea945622fdf48557..2e45730ee07f76f7fdf6720aae212948766c8f0f 100644
--- a/DDG4/src/Geant4MonteCarloTruth.cpp
+++ b/DDG4/src/Geant4MonteCarloTruth.cpp
@@ -12,8 +12,8 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4MonteCarloTruth.h"
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4MonteCarloTruth.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/Geant4Plugins.cpp b/DDG4/src/Geant4Plugins.cpp
index dc7e399bfabfa027b4161807565b29320f96b62b..c90ea224b70aca794f7446bc8b47240fe96cdb45 100644
--- a/DDG4/src/Geant4Plugins.cpp
+++ b/DDG4/src/Geant4Plugins.cpp
@@ -12,23 +12,23 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/detail/Plugins.inl"
-#include "DDG4/Factories.h"
-#include "DDG4/Geant4SensDetAction.h"
-#include "DDG4/Geant4PhysicsList.h"
-#include "DDG4/Geant4InputAction.h"
+#include <DD4hep/detail/Plugins.inl>
+#include <DDG4/Factories.h>
+#include <DDG4/Geant4SensDetAction.h>
+#include <DDG4/Geant4PhysicsList.h>
+#include <DDG4/Geant4InputAction.h>
 
 // Geant4 include files
-#include "G4VSensitiveDetector.hh"
-#include "G4MagIntegratorStepper.hh"
-#include "G4EquationOfMotion.hh"
-#include "G4Mag_EqRhs.hh"
-#include "G4MagneticField.hh"
-#include "G4VProcess.hh"
-#include "G4VPhysicsConstructor.hh"
-#include "G4ParticleDefinition.hh"
-#include "G4VUserPhysicsList.hh"
-#include "G4VPrimaryGenerator.hh"
+#include <G4VSensitiveDetector.hh>
+#include <G4MagIntegratorStepper.hh>
+#include <G4EquationOfMotion.hh>
+#include <G4Mag_EqRhs.hh>
+#include <G4MagneticField.hh>
+#include <G4VProcess.hh>
+#include <G4VPhysicsConstructor.hh>
+#include <G4ParticleDefinition.hh>
+#include <G4VUserPhysicsList.hh>
+#include <G4VPrimaryGenerator.hh>
 
 DD4HEP_IMPLEMENT_PLUGIN_REGISTRY(G4VSensitiveDetector*, (std::string,dd4hep::Detector*))
 DD4HEP_IMPLEMENT_PLUGIN_REGISTRY(dd4hep::sim::Geant4Sensitive*, (dd4hep::sim::Geant4Context*,
diff --git a/DDG4/src/Geant4PrimaryHandler.cpp b/DDG4/src/Geant4PrimaryHandler.cpp
index 4bb741052c7e2bd83c2bfd9450f64aeddb19b0fb..222c1ede47ec39e7fa77ee38493f36d42d69d768 100644
--- a/DDG4/src/Geant4PrimaryHandler.cpp
+++ b/DDG4/src/Geant4PrimaryHandler.cpp
@@ -12,10 +12,10 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Printout.h"
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4InputHandling.h"
-#include "DDG4/Geant4PrimaryHandler.h"
+#include <DD4hep/Printout.h>
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4InputHandling.h>
+#include <DDG4/Geant4PrimaryHandler.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/Geant4ReadoutVolumeFilter.cpp b/DDG4/src/Geant4ReadoutVolumeFilter.cpp
index 8e36c7d725f604ce5e6e28328cd873f5c5a42b2b..da836489a2632257e45899cb0397097b697a9393 100644
--- a/DDG4/src/Geant4ReadoutVolumeFilter.cpp
+++ b/DDG4/src/Geant4ReadoutVolumeFilter.cpp
@@ -12,14 +12,14 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Readout.h"
-#include "DD4hep/InstanceCount.h"
-#include "DD4hep/detail/ObjectsInterna.h"
-#include "DDG4/Geant4Mapping.h"
-#include "DDG4/Geant4StepHandler.h"
-#include "DDG4/Geant4VolumeManager.h"
-#include "DDG4/Geant4FastSimHandler.h"
-#include "DDG4/Geant4ReadoutVolumeFilter.h"
+#include <DD4hep/Readout.h>
+#include <DD4hep/InstanceCount.h>
+#include <DD4hep/detail/ObjectsInterna.h>
+#include <DDG4/Geant4Mapping.h>
+#include <DDG4/Geant4StepHandler.h>
+#include <DDG4/Geant4VolumeManager.h>
+#include <DDG4/Geant4FastSimHandler.h>
+#include <DDG4/Geant4ReadoutVolumeFilter.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/Geant4UserParticleHandler.cpp b/DDG4/src/Geant4UserParticleHandler.cpp
index 4e60d6e6c5a2502172f530457e722766ee456504..042a5d6550b700b5a29e4bc19de7c75d742d356d 100644
--- a/DDG4/src/Geant4UserParticleHandler.cpp
+++ b/DDG4/src/Geant4UserParticleHandler.cpp
@@ -12,11 +12,11 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Printout.h"
-#include "DD4hep/InstanceCount.h"
-#include "DDG4/Geant4ParticleHandler.h"
-#include "DDG4/Geant4UserParticleHandler.h"
-#include "CLHEP/Units/SystemOfUnits.h"
+#include <DD4hep/Printout.h>
+#include <DD4hep/InstanceCount.h>
+#include <DDG4/Geant4ParticleHandler.h>
+#include <DDG4/Geant4UserParticleHandler.h>
+#include <CLHEP/Units/SystemOfUnits.h>
 
 using namespace dd4hep::sim;
 
diff --git a/DDG4/src/python/DDG4Python.C b/DDG4/src/python/DDG4Python.C
index ce79dfa5a304176a8c743383c7b48b0394a8a452..1ad94b6a2e7885767d38fdeabce42255d15f4562 100644
--- a/DDG4/src/python/DDG4Python.C
+++ b/DDG4/src/python/DDG4Python.C
@@ -16,11 +16,11 @@
 //
 //====================================================================
 // FRamework include files
-#include "DDG4/Python/Geant4PythonCall.h"
-#include "DDG4/Python/Geant4PythonAction.h"
-#include "DDG4/Python/Geant4PythonInitialization.h"
-#include "DDG4/Python/Geant4PythonDetectorConstruction.h"
-#include "DDG4/Python/PyDDG4.h"
+#include <DDG4/Python/Geant4PythonCall.h>
+#include <DDG4/Python/Geant4PythonAction.h>
+#include <DDG4/Python/Geant4PythonInitialization.h>
+#include <DDG4/Python/Geant4PythonDetectorConstruction.h>
+#include <DDG4/Python/PyDDG4.h>
 
 /// Namespace for the AIDA detector description toolkit
 namespace  {  class DDG4Python {};   }
diff --git a/DDG4/src/python/Geant4PythonDetectorConstructionLast.cpp b/DDG4/src/python/Geant4PythonDetectorConstructionLast.cpp
index 48eec5eb9219294441887eb01cd429f3af26a628..228dfc7ee13e31d670e0ee77e4773bd5e8d572d9 100644
--- a/DDG4/src/python/Geant4PythonDetectorConstructionLast.cpp
+++ b/DDG4/src/python/Geant4PythonDetectorConstructionLast.cpp
@@ -52,5 +52,5 @@ namespace dd4hep {
 
 using namespace dd4hep::sim;
 
-#include "DDG4/Factories.h"
+#include <DDG4/Factories.h>
 DECLARE_GEANT4ACTION(Geant4PythonDetectorConstructionLast)
diff --git a/DDG4/src/python/PyDDG4.cpp b/DDG4/src/python/PyDDG4.cpp
index fca81b2e08d8f12543196222bb0db0f36ac0bc1a..75bbd28b1d543e6fdfe02b59eaa65e4b796d6a5f 100644
--- a/DDG4/src/python/PyDDG4.cpp
+++ b/DDG4/src/python/PyDDG4.cpp
@@ -13,10 +13,10 @@
 //==========================================================================
 
 // Framework include files
-#include "DD4hep/Detector.h"
-#include "DDG4/Python/PyDDG4.h"
-#include "DDG4/Python/DDPython.h"
-#include "DDG4/Geant4Kernel.h"
+#include <DD4hep/Detector.h>
+#include <DDG4/Python/PyDDG4.h>
+#include <DDG4/Python/DDPython.h>
+#include <DDG4/Geant4Kernel.h>
 
 int PyDDG4::run(Kernel& kernel)  {
   int ret;
diff --git a/DDG4/tpython/DDPython.cpp b/DDG4/tpython/DDPython.cpp
index 352ef97ade1e95795cd84c3f3e1e626b876ae906..1bcf77d5801327938e3f0d3ea5be1d22b28c1ac6 100644
--- a/DDG4/tpython/DDPython.cpp
+++ b/DDG4/tpython/DDPython.cpp
@@ -35,7 +35,7 @@
 #ifdef _XOPEN_SOURCE
 #undef _XOPEN_SOURCE
 #endif /* _XOPEN_SOURCE */
-#include "Python.h"
+#include <Python.h>
 #endif
 
 namespace {