| Company | Timeline | Status | |
| SV Health Investors UK Limited Director • Venture Capitalist  | 5 Oct 2004←1 Year→5 Oct 2005  | Active  | |
| Micromass Limited Director • Venture Capitalist  | 29 Mar 1996←1 Year 5 Months→22 Sep 1997  | Active  | |
| Shire Pharmaceuticals Group Director • Engineer  | 12 Dec 1994←4 Years→11 May 1999  | Dissolved  | |
| Gander Properties Limited Director • Engineer  | 11 Jun 1993←4 Years→11 Jul 1997  | Liquidation  | |
Schroder Ventures Investment Advisers Limited Director • Venture Capital Adviser  | 13 Mar 1993←4 Years→7 Jan 1998  | Dissolved  | |
| Chirotech Technology Limited Director • Engineer  | 3 Dec 1992←3 Years→28 Mar 1996  | Dissolved  | |
| Safetell International Limited Director • Engineer  | 17 Jan 1992←2 Years 4 Months→25 May 1994  | Dissolved  | |
| Shire Pharmaceutical Development Limited Director • Engineer  | 30 May 1991←2 Years 1 Month→21 Jul 1993  | Dissolved  | |
