| Company | Timeline | Status | |
| BBS Autosyphons Limited Director • Director | 25 Jun 1998←3 Years→24 Apr 2002 | Active | |
| Holdtite Products Limited Director • Director | 25 Jun 1998←3 Years→24 Apr 2002 | Active | |
| Thomas Dudley Group Limited Director • Ironfounder | 27 Dec 1991←10 Years→24 Apr 2002 | Active | |
| McDonald Diecasting Limited Director • Iron Founder | 21 Dec 1991←10 Years→24 Apr 2002 | Active | |
| Masefield-Beta Ltd Director • Iron Founder | 21 Dec 1991←10 Years→24 Apr 2002 | Active | |
| Thomas Dudley Limited Director • Iron Founder | 29 Jun 1991←10 Years→24 Apr 2002 | Active | |
| Thomas Dudley Developments Limited Director • Ironfounder | 21 Dec 1990←11 Years→24 Apr 2002 | Active | |
Epson Products Limited Director • Ironfounder | 14 Dec 1990←11 Years→24 Apr 2002 | Dissolved | |
