| Company | Timeline | Status | |
| Thurston Engineering Limited Director • Director | 1 Dec 1998←26 Years→Current | Active | |
| Crownfield Holdings Limited Director • Director | 31 Dec 1991←33 Years→Current | Active | |
| Tipmaster Limited Director • Director | 12 Mar 1991←34 Years→Current | Active | |
| Perkins Garages Limited Director • Director | 12 Mar 1991←34 Years→Current | Active | |
| E.H.Thompson & Son (London) Limited Director • Director | 12 Mar 1991←34 Years→Current | Active | |
