Lockheed Martin Missiles and Fire Control Arrowhead) is now being fielded to United States Army and foreign customers. The company also is a major supplier of Electro-Optic systems to the Joint Strike Fighter (JSF), officially known as the F-35 Lightning II. The company has a long history from the Vought years (later half of the 20th Century) of being the number one supplier of missiles and advanced weapon systems to the US Army which continues to this day. Lockheed Martin Missiles and Fire Control Lockheed Martin Missiles & Fire Control (LM MFC) is a Lockheed Martin business unit based in the Dallas suburb of Grand Prairie,
Lockheed Martin Rotary and Mission Systems Lockheed Martin Rotary and Mission Systems Lockheed Martin Rotary and Mission Systems (LM RMS), formerly known as Mission Systems and Sensors (LM MS2) and then Mission Systems & Training (LM MST), is a Lockheed Martin business segment, headquartered in Washington, DC. Until October 2008 MST was headquartered in Moorestown Township, New Jersey, a suburb of Philadelphia; Moorestown remains the largest site in the business unit and is where many of the unit's top executives have their offices. As of 2013, MST is one of Lockheed Martin's five operating units; prior to that it was a part of the now-defunct Electronic