| Company | Timeline | Status | |
| Kart Grand Prix UK Ltd Director • Director | 23 Jun 2010←15 Years→Current | Active | |
| Andy Cox Racing Limited Director • Director | 11 Oct 1999←26 Years→Current | Active | |
| E.C. Theedam Limited Director • Engineer | 19 Oct 1993←6 Years→1 Dec 1999 | Active | |
