| Company | Timeline | Status | |
| History Matters Tours Ltd Director • Contractor | 7 May 2025←6 Months→Current | Active | |
History Matters Battlefield Tours Ltd Director • None | 22 Jul 2010←5 Years→8 Dec 2015 | Dissolved | |
| Tower Museum Bassingbourn Director • Unreported | 7 Dec 2002←22 Years→Current | Active | |
| Grange Estate (Royston) Management Company Limited Director • Unreported | 14 Aug 2002←23 Years→Current | Active | |
