| Company | Timeline | Status | |
| Velocys Limited Director • Director | 29 Mar 2006←13 Years→9 Dec 2019 | Active | |
| Velocys Technologies Limited Director • Director | 16 Mar 2006←13 Days→29 Mar 2006 | Active | |
| Rockhopper Exploration Plc Director • Director | 21 Feb 2005←11 Years→17 May 2016 | Active | |
Bondco 921 Realisations Plc Director • Company Director | 22 Dec 2003←4 Years→17 Jan 2008 | Dissolved | |
| Imperial Brands Plc Director • Non Exec Director | 1 Aug 2002←9 Years→1 Feb 2012 | Active | |
| Enterprise Oil Operations Limited Director • Engineer | 3 Sep 2001←1 Month→31 Oct 2001 | Dissolved | |
| Enterprise Oil U.K. Limited Director • Engineer | 31 Aug 2001←2 Months→31 Oct 2001 | Active | |
First Oil SNS Limited Director • Engineer | 31 Aug 2001←2 Months→31 Oct 2001 | Dissolved | |
| Ineos E&P (Siri) UK Limited Director • Engineer | 23 Jun 1997←4 Years→13 Sep 2001 | Active | |
| The Industry Technology Facilitator Director • Chief Executive | 4 Apr 1997←2 Years 4 Months→24 Aug 1999 | Dissolved | |
