| Company | Timeline | Status | |
| GM Automotive Engineering Ltd Director • Director | 29 Sep 2023←2 Years 1 Month→Current | Active | |
| Gelscoe Motorsport Limited Director • Motor Engineer | 29 May 2003←22 Years→Current | Liquidation | |
| Tony Thompson Racing Limited Director • Race Car Engineer | 7 Mar 2003←6 Months→23 Sep 2003 | Active | |
