| Company | Timeline | Status | |
| Castle Trust Director • Retired  | 12 Feb 2015←6 Years→21 Jun 2021  | Dissolved  | |
John Prodger Recruitment Limited Director • Managing Director  | 1 Mar 2000←3 Years→30 Apr 2003  | Dissolved  | |
| Hapco Ltd Director • Retired  | 10 Aug 1999←26 Years→Current  | Active  | |
| Aeroflex Limited Director • Strategic Projects Director  | 9 Feb 1995←4 Years→18 Aug 1999  | Active  | |
