| Company | Timeline | Status | |
| Uktram Limited Director • Retired | 23 Jul 2015←2 Years 4 Months→11 Dec 2017 | Active | |
| LRTA (Publishing) Limited Director • Retired | 19 Mar 2007←23 Days→11 Apr 2007 | Active | |
| Light Rail Transit Association Director • Solicitor | 12 Mar 2004←16 Years→19 Dec 2020 | Active | |
| Heritage Railway Association Director • Retired | 5 Jul 2003←16 Years→26 Feb 2020 | Active | |
| Duffield Park Management Company (1997) Limited Director • Retired | 5 Mar 1997←28 Years→30 Jun 2025 | Active | |
| Tramway Museum Society(The) Director • Solicitor | 2 Jun 1992←6 Years→15 May 1999 | Active | |
Museum Of Industrial Archaeology Limited Secretary • Unreported | 22 Oct 1991←16 Years→16 Feb 2008 | Dissolved | |
Tramway Museum Services Limited Director • Retired | 6 Oct 1991←17 Years→1 Nov 2008 | Dissolved | |
T.M.S. (Enterprises) Limited Director • Solicitor | 20 Jul 1991←23 Years→16 Jun 2015 | Dissolved | |
