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,
Raytheon for $490 million. In October 2014, Raytheon beat rivals Lockheed Martin and Northrop Grumman for a contract to build 3DELRR, a next-generation long-range radar system, for the US Air Force worth an estimated $1 billion. This contract award was immediately protested by Raytheon's competitors, Lockheed Martin and Northrop Grumman. After re-evaluating the bids following these protests, the US Air Force decided to delay awarding the 3DELRR EMD contract until 2017, and was to issue an amended solicitation at the end of July 2016. In May 2015, Raytheon acquired cybersecurity firm Websense, Inc. from Vista Equity Partners for $1.9 billion and