| Company | Timeline | Status | |
| Traffic Self Drive (Herts) Limited Secretary • Unreported | 25 Aug 2004←11 Years→1 Apr 2016 | Active | |
| P Hill Autos Limited Secretary • Unreported | 13 Apr 2004←9 Years→31 Mar 2014 | Active | |
| Watling Test Centre Limited Secretary • Secretary | 26 Sep 2001←12 Years→31 Mar 2014 | Active | |
