| Company | Timeline | Status | |
| Accentus Medical Limited Director • Adviser | 18 Dec 2012←7 Months→16 Jul 2013 | Active | |
| NMT Group Limited Director • Adviser | 8 Jul 2003←2 Years 2 Months→14 Sep 2005 | Active | |
| Rua Life Sciences Plc Director • Venture Capital Adviser | 20 Nov 2002←2 Years 5 Months→12 May 2005 | Active | |
Ranier Technology Limited Director • Non Executive Director Advisor | 25 Apr 2002←1 Year 4 Months→11 Sep 2003 | Dissolved | |
Ranier Limited Director • Non Exec Director- Advisor | 25 Apr 2002←1 Year 4 Months→11 Sep 2003 | Dissolved | |
| Tissuemed Limited Director • Venture Capital Consultant | 1 Dec 1999←6 Years→31 Aug 2006 | Active | |
| Surgical Vision Limited Director • Venture Capitalist | 24 Aug 1994←5 Years→26 May 2000 | Active | |
| Corin Limited Director • Company Director | 13 May 1992←1 Year 11 Months→5 May 1994 | Active | |
| Gyrus Medical Limited Director • Director | 20 Feb 1991←6 Years→31 Oct 1997 | Active | |
