| Company | Timeline | Status | |
| The Rock Drive Residents Limited Director • Engineer | 5 Jan 2022←3 Years→Current | Active | |
| Historic Motor Racing Engineering Limited Director • Director | 24 May 2018←5 Years→18 Jul 2023 | Dissolved | |
| Frazer Nash Consulting Limited Director • Director | 26 Mar 2007←18 Years→Current | Active | |
Euro Scanners Limited Director • Engineer | 22 Nov 2001←12 Years→30 Sep 2014 | Dissolved | |
