diff --git a/DQM/include/DQM/SampleValidation.h b/DQM/include/DQM/SampleValidation.h
new file mode 100644
index 000000000..4d9846e91
--- /dev/null
+++ b/DQM/include/DQM/SampleValidation.h
@@ -0,0 +1,38 @@
+#ifndef DQM_SAMPLEVALIDATION_H
+#define DQM_SAMPLEVALIDATION_H
+
+//LDMX Framework
+#include "Framework/Configure/Parameters.h"
+#include "Framework/EventProcessor.h"
+
+namespace dqm {
+
+    /**
+     * @class SampleValidation
+     * @brief
+     */
+
+    class SampleValidation : public framework::Analyzer {
+        public:
+
+            SampleValidation(const std::string& name, framework::Process& process) : Analyzer(name, process) {}
+
+            virtual void configure(framework::config::Parameters& ps);
+
+            virtual void analyze(const framework::Event& event);
+
+            virtual void onFileOpen(framework::EventFile&);
+
+            virtual void onFileClose(framework::EventFile&);
+
+            virtual void onProcessStart();
+
+            virtual void onProcessEnd();
+
+        private:
+
+    };
+
+}
+
+#endif
diff --git a/DQM/python/dqm.py b/DQM/python/dqm.py
index 7e5320c98..ac43db27e 100644
--- a/DQM/python/dqm.py
+++ b/DQM/python/dqm.py
@@ -562,6 +562,25 @@ def __init__(self,name='Trigger',coll='Trigger') :
         self.trigger_name = coll
         self.trigger_pass = ''
 
+
+class SampleValidation(ldmxcfg.Analyzer) :
+    def __init__(self, name='SampleValidation') :
+        super().__init__(name, 'dqm::SampleValidation', 'DQM')
+
+        # primary histograms
+        self.build1DHistogram("pdgid_primaries", "PDG ID of primary particles", 2714, -500, 2213)
+        self.build1DHistogram("energy_primaries", "Energy of primary particles", 50, 0, 5000) # range applicable for 4 GeV beam
+        self.build2DHistogram("beam_smear", "x", 30, -150, 150, "y", 30, -150, 150)
+
+        # primary daughter of interest (brem / dark brem) histograms
+        self.build1DHistogram("pdgid_primarydaughters", "PDG ID of primary daughters", 2714, -500, 2213)
+        self.build1DHistogram("startZ_hardbrem", "Start z position of hard primary daughter", 100, -500, 500)
+        self.build1DHistogram("endZ_hardbrem", "End z position of hard primary daughter", 100, -500, 500)
+        self.build1DHistogram("energy_hardbrem", "Energy spectrum of hard primary daughter", 50, 2000, 4500)
+
+        # daughters of hard brem histograms
+        self.build1DHistogram("pdgid_hardbremdaughters", "PDG ID of hard brem daughters", 2714, -500, 2213)
+        self.build1DHistogram("startZ_hardbremdaughters", "Start z position of hard brem daughters", 200, -1000, 1000)
         
 
 ecal_dqm = [
diff --git a/DQM/src/DQM/SampleValidation.cxx b/DQM/src/DQM/SampleValidation.cxx
new file mode 100644
index 000000000..9f1ff75a6
--- /dev/null
+++ b/DQM/src/DQM/SampleValidation.cxx
@@ -0,0 +1,97 @@
+#include "DQM/SampleValidation.h"
+#include "SimCore/Event/SimParticle.h"
+#include "Framework/NtupleManager.h"
+#include <iostream>
+#include <fstream>
+#include <algorithm>
+
+namespace dqm {
+
+  void SampleValidation::configure(framework::config::Parameters& ps) {
+
+    return;
+  }
+
+  void SampleValidation::analyze(const framework::Event& event) {
+
+    //Grab the SimParticle Map                                                        
+    auto particle_map{event.getMap<int, ldmx::SimParticle>("SimParticles")};
+
+    std::vector<int> primary_daughters;
+
+    //Loop over all SimParticles                                                      
+    for (auto const& it : particle_map) {
+      ldmx::SimParticle p = it.second;
+      int pdgid = p.getPdgID();
+      std::vector<double> vertex = p.getVertex();
+      double energy = p.getEnergy();
+      std::vector<int> parents_track_ids = p.getParents();
+      std::vector<int> daughters = p.getDaughters();
+
+      for (auto const& parent_track_id: parents_track_ids) {
+	if (parent_track_id == 0) {
+	  histograms_.fill("beam_smear", vertex[0], vertex[1]);
+	  histograms_.fill("pdgid_primaries", pdgid);
+	  histograms_.fill("energy_primaries", energy);
+	  primary_daughters = daughters;
+	}
+      }
+    }
+
+    std::vector<std::vector<int>> hardbrem_daughters;
+
+    for (auto const& it : particle_map) {
+      int trackid = it.first;
+      ldmx::SimParticle p = it.second;
+      for (auto const& primary_daughter : primary_daughters) {
+	if (trackid == primary_daughter) {
+	  histograms_.fill("pdgid_primarydaughters", p.getPdgID());
+	  if (p.getEnergy() >= 2500) {
+	    histograms_.fill("startZ_hardbrem", p.getVertex()[2]);
+	    histograms_.fill("endZ_hardbrem", p.getEndPoint()[2]);
+	    histograms_.fill("energy_hardbrem", p.getEnergy());
+	    hardbrem_daughters.push_back(p.getDaughters());
+	  }
+	}
+      }
+    }
+
+    for (auto const& it : particle_map) {
+      int trackid = it.first;
+      ldmx::SimParticle p = it.second;
+      for (const std::vector<int> &daughter_track_id : hardbrem_daughters){
+	for (const int &daughter_id : daughter_track_id) {
+	  if (trackid == daughter_id) {
+	    histograms_.fill("pdgid_hardbremdaughters", p.getPdgID());
+	    histograms_.fill("startZ_hardbremdaughters", p.getVertex()[2]);
+	  }
+	}
+      }
+    }
+
+
+    return;
+  }
+
+  void SampleValidation::onFileOpen(framework::EventFile&) {
+
+    return;
+  }
+
+  void SampleValidation::onFileClose(framework::EventFile&) {
+
+    return;
+  }
+
+  void SampleValidation::onProcessStart() {
+
+    return;
+  }
+
+  void SampleValidation::onProcessEnd() {
+
+    return;
+  }
+}
+
+DECLARE_ANALYZER_NS(dqm, SampleValidation)