| Company | Timeline | Status | |
| Lower End Garage Limited Director • Secretary | 28 Aug 1991←18 Years→15 Jun 2010 | Active | |
| Lower End Garage Limited Secretary • Unreported | 28 Aug 1991←18 Years→15 Jun 2010 | Active | |
| John Keen (Tring Transport) Limited Director • Secretary | 10 May 1991←19 Years→15 Jun 2010 | Active | |
| John Keen (Tring Transport) Limited Secretary • Unreported | 10 May 1991←19 Years→15 Jun 2010 | Active | |
| Tring Homes Limited Director • Secretary | 2 Apr 1991←19 Years→15 Jun 2010 | Active | |
| Tring Homes Limited Secretary • Unreported | 2 Apr 1991←19 Years→15 Jun 2010 | Active | |
