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.
Gus Dudgeon
Dudgeon and John, along with Bernie Taupin and Steve Brown, founded The Rocket Record Company in 1973. In 1995 Dudgeon remastered much of Elton's catalogue. Gus was also responsible for the mixing of the 80-plus member Melbourne Symphony Orchestra which toured Australia with Elton John in late 1986. A recording of the final show of the tour was released as the album "Live in Australia with the Melbourne Symphony Orchestra".