diff --git a/include/ADCSensor.hpp b/include/ADCSensor.hpp
index 07c7893..d59bd5f 100644
--- a/include/ADCSensor.hpp
+++ b/include/ADCSensor.hpp
@@ -2,8 +2,9 @@
 
 #include <Thresholds.hpp>
 #include <sdbusplus/asio/object_server.hpp>
+#include <sensor.hpp>
 
-class ADCSensor
+class ADCSensor : public Sensor
 {
   public:
     std::string name;
@@ -20,16 +21,9 @@
   private:
     std::string path;
     sdbusplus::asio::object_server &objServer;
-    std::vector<thresholds::Threshold> thresholds;
-    std::shared_ptr<sdbusplus::asio::dbus_interface> sensor_interface;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_warning;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_critical;
     boost::asio::posix::stream_descriptor input_dev;
     boost::asio::deadline_timer wait_timer;
     boost::asio::streambuf read_buf;
-    double value;
     int err_count;
     double max_value;
     double min_value;
@@ -38,8 +32,7 @@
     void handle_response(const boost::system::error_code &err);
     void check_thresholds(void);
     void update_value(const double &new_value);
-    void assert_thresholds(thresholds::Level level,
-                           thresholds::Direction direction, bool assert);
+
     void set_initial_properties(
         std::shared_ptr<sdbusplus::asio::connection> &conn);
 };
\ No newline at end of file
diff --git a/include/CPUSensor.hpp b/include/CPUSensor.hpp
index 85ae831..8f7d2f0 100644
--- a/include/CPUSensor.hpp
+++ b/include/CPUSensor.hpp
@@ -2,8 +2,9 @@
 
 #include <Thresholds.hpp>
 #include <sdbusplus/asio/object_server.hpp>
+#include <sensor.hpp>
 
-class CPUSensor
+class CPUSensor : public Sensor
 {
   private:
     std::string path;
@@ -11,16 +12,9 @@
     sdbusplus::asio::object_server &objServer;
     std::shared_ptr<sdbusplus::asio::connection> dbusConnection;
     std::string name;
-    std::vector<thresholds::Threshold> thresholds;
-    std::shared_ptr<sdbusplus::asio::dbus_interface> sensor_interface;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_warning;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_critical;
     boost::asio::posix::stream_descriptor input_dev;
     boost::asio::deadline_timer wait_timer;
     boost::asio::streambuf read_buf;
-    double value;
     int err_count;
     double max_value;
     double min_value;
@@ -28,8 +22,7 @@
     void handle_response(const boost::system::error_code &err);
     void check_thresholds(void);
     void update_value(const double &new_value);
-    void assert_thresholds(thresholds::Level level,
-                           thresholds::Direction direction, bool assert);
+
     void set_initial_properties(
         std::shared_ptr<sdbusplus::asio::connection> &conn);
 
diff --git a/include/HwmonTempSensor.hpp b/include/HwmonTempSensor.hpp
index 58eb534..ebdaea6 100644
--- a/include/HwmonTempSensor.hpp
+++ b/include/HwmonTempSensor.hpp
@@ -2,8 +2,9 @@
 
 #include <Thresholds.hpp>
 #include <sdbusplus/asio/object_server.hpp>
+#include <sensor.hpp>
 
-class HwmonTempSensor
+class HwmonTempSensor : public Sensor
 {
   public:
     std::string name;
@@ -20,16 +21,9 @@
     std::string path;
     std::string objectType;
     sdbusplus::asio::object_server &objServer;
-    std::vector<thresholds::Threshold> thresholds;
-    std::shared_ptr<sdbusplus::asio::dbus_interface> sensor_interface;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_warning;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_critical;
     boost::asio::posix::stream_descriptor input_dev;
     boost::asio::deadline_timer wait_timer;
     boost::asio::streambuf read_buf;
-    double value;
     int err_count;
     double max_value;
     double min_value;
@@ -37,8 +31,7 @@
     void handle_response(const boost::system::error_code &err);
     void check_thresholds(void);
     void update_value(const double &new_value);
-    void assert_thresholds(thresholds::Level level,
-                           thresholds::Direction direction, bool assert);
+
     void set_initial_properties(
         std::shared_ptr<sdbusplus::asio::connection> &conn);
 };
\ No newline at end of file
diff --git a/include/TachSensor.hpp b/include/TachSensor.hpp
index 2c8b535..e352855 100644
--- a/include/TachSensor.hpp
+++ b/include/TachSensor.hpp
@@ -2,8 +2,9 @@
 
 #include <Thresholds.hpp>
 #include <sdbusplus/asio/object_server.hpp>
+#include <sensor.hpp>
 
-class TachSensor
+class TachSensor : public Sensor
 {
   public:
     std::string name;
@@ -20,16 +21,9 @@
     std::string path;
     sdbusplus::asio::object_server &objServer;
     std::shared_ptr<sdbusplus::asio::connection> dbusConnection;
-    std::vector<thresholds::Threshold> thresholds;
-    std::shared_ptr<sdbusplus::asio::dbus_interface> sensor_interface;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_warning;
-    std::shared_ptr<sdbusplus::asio::dbus_interface>
-        threshold_interface_critical;
     boost::asio::posix::stream_descriptor input_dev;
     boost::asio::deadline_timer wait_timer;
     boost::asio::streambuf read_buf;
-    double value;
     int err_count;
     double max_value;
     double min_value;
@@ -37,8 +31,7 @@
     void handle_response(const boost::system::error_code &err);
     void check_thresholds(void);
     void update_value(const double &new_value);
-    void assert_thresholds(thresholds::Level level,
-                           thresholds::Direction direction, bool assert);
+
     void set_initial_properties(
         std::shared_ptr<sdbusplus::asio::connection> &conn);
 };
diff --git a/include/Thresholds.hpp b/include/Thresholds.hpp
index 5b194c6..90e148c 100644
--- a/include/Thresholds.hpp
+++ b/include/Thresholds.hpp
@@ -2,6 +2,7 @@
 #include <Utils.hpp>
 #include <nlohmann/json.hpp>
 
+struct Sensor;
 namespace thresholds
 {
 enum Level
@@ -26,6 +27,7 @@
     Direction direction;
     double value;
     bool writeable;
+    bool asserted = false;
 };
 
 bool ParseThresholdsFromConfig(
@@ -38,10 +40,15 @@
                              const double scale_factor);
 bool HasCriticalInterface(
     const std::vector<thresholds::Threshold> &threshold_vector);
+
 bool HasWarningInterface(
     const std::vector<thresholds::Threshold> &threshold_vector);
 
 void persistThreshold(const std::string &baseInterface, const std::string &path,
                       const thresholds::Threshold &threshold,
                       std::shared_ptr<sdbusplus::asio::connection> &conn);
+
+void checkThresholds(Sensor *sensor);
+void assertThresholds(Sensor *sensor, thresholds::Level level,
+                      thresholds::Direction direction, bool assert);
 } // namespace thresholds