Northrop Grumman Corp. engages in the provision of security businesses. It includes products, systems, and solutions in autonomous systems, cyber, command, control, communications and computers, intelligence, surveillance and reconnaissance, strike, and logistics and modernization. Read More The firm operates through the following segments: Aeronautics Systems, Defense Systems, Mission Systems and Space Systems. The Aeronautics Systems segment consists of Autonomous Systems and Manned Aircrafts. The Defense Systems segment consists of Battle Management and Missile Systems. The Mission Systems segment consists of Airborne Sensors & Networks, Cyber & Intelligence Mission Solutions, Maritime/Land Systems & Sensors and Navigation, Targeting & Survivability. The Space Systems segment consists of operations relating Launch & Strategic Missiles and space. The company was founded by John K. Northrop, Thomas V. Jones, and Kent Kresa in 1939 and is headquartered in Falls Church, VA. The listed name for NOC is Northrop Grumman Corp.