diff --git a/common/entity_manager_interface.hpp b/common/entity_manager_interface.hpp
new file mode 100644
index 0000000..86e1ba9
--- /dev/null
+++ b/common/entity_manager_interface.hpp
@@ -0,0 +1,44 @@
+#pragma once
+
+#include <sdbusplus/async.hpp>
+#include <sdbusplus/message/native_types.hpp>
+
+#include <functional>
+#include <string>
+#include <vector>
+
+namespace entity_manager
+{
+
+using interface_list_t = std::vector<std::string>;
+
+class EntityManagerInterface
+{
+  public:
+    using Callback_t = std::function<sdbusplus::async::task<>(
+        const sdbusplus::message::object_path&, const std::string&)>;
+    static constexpr auto serviceName = "xyz.openbmc_project.EntityManager";
+
+    EntityManagerInterface() = delete;
+
+    explicit EntityManagerInterface(
+        sdbusplus::async::context& ctx, const interface_list_t& interfaceNames,
+        Callback_t addedCallback, Callback_t removedCallback);
+
+    /** Get the inventory info from Entity Manager */
+    auto handleInventoryGet() -> sdbusplus::async::task<>;
+
+  private:
+    /** @brief Handle async inventory add from Entity Manager */
+    auto handleInventoryAdded() -> sdbusplus::async::task<>;
+
+    /** @brief Handle async inventory remove from Entity Manager */
+    auto handleInventoryRemoved() -> sdbusplus::async::task<>;
+
+    sdbusplus::async::context& ctx;
+    interface_list_t interfaceNames;
+    Callback_t addedCallback;
+    Callback_t removedCallback;
+};
+
+} // namespace entity_manager