diff --git a/entity_name.hpp b/entity_name.hpp
new file mode 100644
index 0000000..3b4cd89
--- /dev/null
+++ b/entity_name.hpp
@@ -0,0 +1,16 @@
+#pragma once
+
+#include <host-ipmid/ipmid-api.h>
+
+namespace google
+{
+namespace ipmi
+{
+
+// Handle the "entity id:entity instance" to entity name mapping command.
+// Sys can query the entity name for a particular "entity id:entity instance".
+ipmi_ret_t GetEntityName(const uint8_t* reqBuf, uint8_t* replyBuf,
+                         size_t* dataLen);
+
+} // namespace ipmi
+} // namespace google