The United States Army Aviation and Missile Command (AMCOM) is primarily responsible for life cycle management of army missile, helicopter, unmanned ground vehicle and unmanned aerial vehicle weapon system. The central part of AMCOM's mission involves ensuring readiness through acquisition and sustainment support for aviation systems, missile systems, and test, measurement, and diagnostic equipment (TMDE) throughout their life cycle. The command is headquartered at Redstone Arsenal by Huntsville, Alabama.