| Company | Timeline | Status | |
| Tachograph Chester Limited Secretary • Unreported  | 4 Jan 1993←32 Years→Current  | Active  | |
| Tachograph Chester Limited Director • Director  | 4 May 1992←33 Years→Current  | Active  | |
Tachograph Readers Limited Director • Consultant  | 4 May 1991←24 Years→15 Dec 2015  | Dissolved  | |
