Rocketdyne

Rocketdyne is an American rocket engine design and production company headquartered in Canoga Park, California. The company was originally a part of North American Aviation (NAA) and in 1956 made formally a dstinct division of NAA along with Autonetics, the aircraft division and Atomics International. NAA merged with Rockwell International in 1967, and was bought by Boeing in December 1996. In February 2005, Boeing sold the company to Pratt & Whitney, which merged it with Pratt & Whitney Space Propulsion to form Pratt & Whitney Rocketdyne, itself a wholly owned subsidiary of United Technologies Corporation. In 2012, Pratt & Whitney sold Rocketdyne to Aerojet General.