| Company | Timeline | Status | |
| Dolphin Computers Limited Director • Economist | 31 Jul 2002←23 Years→Current | Active | |
| Hadenmead Limited Director • System Designer | 27 Jun 2001←24 Years→Current | Active | |
| Dolphin Computers Limited Director • System Designer | 23 Feb 1992←9 Years→29 Jun 2001 | Active | |
