| Company | Timeline | Status | |
| Stearman Engineering Ltd Director • Electrical Engineer | 14 Apr 2023←2 Years 8 Months→Current | Active | |
| Bucker Engineering Limited Director • Director | 21 Feb 2017←4 Years→7 Dec 2021 | Dissolved | |
| Woodvale Aircraft Owners Limited Director • Elec Eng | 1 May 2005←20 Years→Current | Active | |
| Barton Air Limited Director • Electrical Engineer | 1 Apr 2003←4 Years→23 Apr 2007 | Active | |
Leadrange Engineering Limited Director • Electrical Engineer | 15 Oct 1996←20 Years→1 Aug 2017 | Dissolved | |
