| Company | Timeline | Status | |
| Flint Research Limited Director • Computer Consultant | 26 Oct 1993←23 Years→20 Jul 2017 | Liquidation | |
| White Waghorn Limited Director • Computer Consultant | 4 Dec 1991←22 Years→1 Jun 2014 | Active | |
| White Waghorn Limited Director • Unreported | 1 Jan 1970←44 Years→1 Jun 2014 | Active | |
