Rocketdyne
The Rocketdyne Division was founded by North American Aviation (NAA) in 1955, and was later part of Rockwell International (1967-1996) and Boeing (1996-2005). In 2005, the Rocketdyne Division was sold to United Technologies Corporation, becoming Pratt & Whitney Rocketdyne as part of Pratt & Whitney. In 2013, Pratt & Whitney Rocketdyne was sold to GenCorp, which merged it with Aerojet to form Aerojet Rocketdyne.
Neosho, Missouri
About of the post was turned over to the U. S. Air Force, which constructed Plant 65. The rocket engine manufacturing facility was operated by contract to North American Aviation, later known as Rocketdyne. This facility became Rocketdyne's primary manufacturing and testing complex for the H-1 rocket engine, used by the Saturn I and Saturn IB rockets. These rockets were used in NASA's Apollo, Skylab, and Apollo-Soyuz Test Project programs until its contract ended in 1968.