diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9cd458c..01a680e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,6 +19,7 @@ target_sources(
             include/SHiP/SimHit.hpp
             include/SHiP/SimParticle.hpp
             include/SHiP/SimResult.hpp
+            include/SHiP/RecParticle.hpp
 )
 target_link_libraries(SHiPDataModel PUBLIC ROOT::Core)
 set_target_properties(SHiPDataModel PROPERTIES LINKER_LANGUAGE CXX)
@@ -29,6 +30,7 @@ root_generate_dictionary(
   SHiP/SimHit.hpp
   SHiP/SimParticle.hpp
   SHiP/SimResult.hpp
+  SHiP/RecParticle.hpp
   MODULE
   SHiPDataModel
   LINKDEF
diff --git a/include/SHiP/LinkDef.h b/include/SHiP/LinkDef.h
index 271aa85..33ad6b5 100644
--- a/include/SHiP/LinkDef.h
+++ b/include/SHiP/LinkDef.h
@@ -13,4 +13,8 @@
 #pragma link C++ class SHiP::SimResult+;
 #pragma link C++ class std::vector<SHiP::SimHit>+;
 #pragma link C++ class std::vector<SHiP::SimParticle>+;
+
+// Reconstruction
+#pragma link C++ class SHiP::RecParticle+;
+#pragma link C++ class std::vector<SHiP::RecParticle>+;
 #endif
diff --git a/include/SHiP/RecParticle.hpp b/include/SHiP/RecParticle.hpp
new file mode 100644
index 0000000..dc03f19
--- /dev/null
+++ b/include/SHiP/RecParticle.hpp
@@ -0,0 +1,38 @@
+#pragma once
+
+#include <SHiP/SimParticle.hpp>
+#include <array>
+#include <cstdint>
+
+namespace SHiP {
+
+/// Reconstructed particle
+struct RecParticle {
+  std::int32_t trackId{0};
+  std::int32_t parentId{0};
+  std::int32_t pdgCode{0};
+  std::array<double, 3> vertex{0, 0, 0};    ///< Production vertex [mm]
+  std::array<double, 3> endpoint{0, 0, 0};  ///< End point [mm]
+  std::array<double, 3> momentum{0, 0, 0};  ///< Initial momentum [GeV/c]
+  double energy{0};                         ///< Initial kinetic energy [GeV]
+  double time{0};                           ///< Production time [ns]
+  std::int32_t creatorProcess{0};
+  double ipPV{0};  ///< IP wrt to the PV (at 0,0,0) [mm]
+};
+
+inline RecParticle fromSimParticle(SimParticle const& sp) {
+  return {
+      .trackId = sp.trackId,
+      .parentId = sp.parentId,
+      .pdgCode = sp.pdgCode,
+      .vertex = sp.vertex,
+      .endpoint = sp.endpoint,
+      .momentum = sp.momentum,
+      .energy = sp.energy,
+      .time = sp.time,
+      .creatorProcess = sp.creatorProcess,
+      .ipPV = 0.0,
+  };
+}
+
+}  // namespace SHiP