| Company | Timeline | Status | |
| Coombefield Plantation Limited Director • Unreported | 8 Jan 2014←11 Years→Current | Active | |
| WHT Holdings Limited Director • Metallurgist | 1 Apr 2007←6 Years→30 Nov 2013 | Active | |
| Wallwork Cambridge Limited Director • Metallurgist | 24 Jun 1997←16 Years→30 Nov 2013 | Active | |
| Wallwork Heat Treatment (Birmingham) Limited Director • Metallurgist | 18 Oct 1991←22 Years→30 Nov 2013 | Active | |
| Wallwork Heat Treatment Limited Director • Metallurgist | 18 Oct 1991←22 Years→30 Nov 2013 | Active | |
