5 Largest Defense Contractors in the World

4. Lockheed Martin Corporation (NYSE: LMT)

Lockheed Martin Corporation (NYSE: LMT) is an American aerospace, arms, defense, security, and advanced technologies company with worldwide interests. It was formed by the merger of Lockheed Corporation with Martin Marietta in March 1995. It is headquartered in North Bethesda, Maryland, in the Washington, D.C., area. Lockheed Martin employs approximately 110,000 people worldwide as of January 2020. Lockheed Martin Corporation (NYSE: LMT) recorded a revenue of $59.81 billion in 2019 and is therefore the world’s fourth largest weapons manufacturer.