The Lockheed Martin is an aerospace, security, defense, as well as advanced Technology firm, which operates globally. It was formed after the merger of Martin Marietta and Lockheed Corporation in 1995, and it is headquarters is located in Bethesda, Maryland. The company has approx 123, 000 employees worldwide. It stands among the world's largest and well-known defense contractors and it has received many awards, which includes the Collier Trophy. The Lockheed Martin is a popular company that is active in different aspects of government contracting. Main products of the company include Munitions, Ballistic Missiles, ATC Systems, Radar, Fighter aircraft, Spacecraft, Atlas Launch Vehicles, etc.