| Company | Timeline | Status | |
| Nottingham & Nottinghamshire United Services Club Limited(The) Director • Professor | 22 Jan 2025←10 Months→Current | Active | |
| Merlin Flying Club Limited Director • Chartered Engineer | 15 Oct 1996←5 Years→7 May 2002 | Active | |
| Aircraft Research Association Limited Director • Chief Design Engineer Civil Ae | 10 Mar 1992←13 Years→8 Mar 2005 | Active | |
