Lockheed Martin is an American global aerospace, defense, security, and advanced technology company with worldwide interests. It was framed by the merger of Lockheed Corporation with Martin Marietta in March 1995. It is headquartered in Bethesda, Maryland, in the Washington Metropolitan Area. Lockheed Martin utilizes 133,000 individuals worldwide. Robert J. Stevens is the present Chairman and Chief Executive Officer. Lockheed Martin is one of the world's largest defense contractors; In 2009, 74% of Lockheed Martin's revenues came from military sales. It received 7.1% of the funds paid out by the Pentagon.