| Company | Timeline | Status | |
| Langfield Gardens Management Ltd Director • Company Director | 11 Apr 2019←6 Years→Current | Active | |
| Gambit Publications Limited Director • Unreported | 30 Jan 1997←29 Years→Current | Active | |
Chertsey Chess Consultancy Limited Director • Author | 7 Oct 1996←17 Years→23 Mar 2014 | Dissolved | |
