| Company | Timeline | Status | |
| Pi Agsciences Limited Director • Unreported | 30 Oct 2008←2 Years 10 Months→29 Aug 2011 | Active | |
| Chemai Limited Director • Chief Executive Officer | 31 Dec 2007←2 Years 1 Month→8 Feb 2010 | Active | |
| Vectura Group Services Limited Director • Director | 15 Oct 2007←2 Years 2 Months→31 Dec 2009 | Active | |
| Velocys Limited Director • Director | 1 Mar 2007←4 Years→29 Aug 2011 | Active | |
| Oxeco U.K. Limited Director • Director | 6 Sep 2006←1 Year 7 Months→21 Apr 2008 | Active | |
Boardlink Group Limited Director • Director | 1 Sep 2006←4 Years→29 Aug 2011 | Dissolved | |
| Piramal Healthcare UK Limited Director • Chief Executive Officer | 21 Feb 2005←9 Months→2 Dec 2005 | Active | |
| Calachem Ltd Director • Chief Executive Officer | 18 Feb 2005←7 Months→16 Sep 2005 | Active | |
| Fujifilm Imaging Colorants Limited Director • Chief Executive Officer | 18 Feb 2005←12 Months→17 Feb 2006 | Active | |
| SVF Holdco (UK) Limited Director • Director | 26 Apr 2004←6 Years→31 Jan 2011 | Active | |
