| Company | Timeline | Status | |
| Biofocus Dpi (Holdings) Ltd Director • Chief Business Officer | 26 Jul 2005←3 Years→7 Nov 2008 | Active | |
| Tap Biosystems Group Limited Director • Commercial Executive | 16 Dec 2002←1 Year 9 Months→17 Sep 2004 | Active | |
| The Automation Partnership (Cambridge) Limited Director • Commercial Executive | 16 Dec 2002←1 Year 9 Months→17 Sep 2004 | Active | |
| Pulmagen Therapeutics (Synergy) Limited Director • Chief Commercial Officer | 14 Sep 2001←1 Year 3 Months→20 Dec 2002 | Dissolved | |
| Oxxon Therapeutics Limited Director • Chief Executive Officer | 23 Feb 2000←1 Year 6 Months→31 Aug 2001 | Active | |
| Cephalon (UK) Limited Director • Consultant | 5 Jun 1996←1 Year 7 Months→29 Jan 1998 | Active | |
| Cephalon (UK) Limited Secretary • Consultant | 5 Jun 1996←1 Year 7 Months→29 Jan 1998 | Active | |
