| Company | Timeline | Status | |
| Tvas (Property) Limited Secretary • Unreported | 10 Jan 2007←18 Years→Current | Active | |
| Thames Valley Archaeological Services Limited Secretary • Archaeologist | 3 Sep 2001←24 Years→Current | Active | |
| Thames Valley Archaeological Services Limited Secretary • Archaeologist | 3 Sep 2001←23 Years→1 Jul 2025 | Active | |
