| Company | Timeline | Status | |
Burwell Limited Director • Director | 25 Nov 1999←4 Years→31 Dec 2003 | Dissolved | |
| KTH Holts Ltd Director • Metallurgist | 5 Feb 1992←16 Years→3 Nov 2008 | Active | |
| Flame Hardeners Limited Director • Metallurgist | 4 Feb 1992←16 Years→3 Nov 2008 | Active | |
| Induction Hardeners Limited Director • Metallurgist | 31 Dec 1991←16 Years→3 Nov 2008 | Active | |
