5 Most Valuable Space Companies in the World

4. Northrop Grumman Corporation (NYSE:NOC)

The Northrop Grumman Corporation (NYSE: NOC) is an American defense technology and aerospace organization. The Northrop Grumman Corporation (NYSE: NOC) works in three primary segments, which are defense systems, space mission systems, and aeronautics related services. Northrop Grumman Corporation (NYSE: NOC) provides designing, developing, and integration & production of autonomous operating systems. Northrop Grumman Corporation (NYSE: NOC) was established with the merger of Northrop Corporation and Grumman aerospace in 1994. According to Northrop Grumman Corporation (NYSE: NOC), Northrop started with military equipment. Whereas Grumman was the chief contractor for the Apollo Lunar Module.