| Company | Timeline | Status | |
| Nucana Plc Director • Comany Director | 14 Dec 2009←15 Years→Current | Active | |
| Kensington Green (Management) Limited Director • Accountant | 27 Sep 2007←18 Years→Current | Active | |
| Lamda Limited Director • Accountant | 30 Nov 2004←3 Years→25 Sep 2008 | Active | |
| Livercyte Limited Director • Co Director | 27 Nov 2003←17 Years→25 May 2021 | Dissolved | |
| Omnicyte Limited Director • Co Director | 12 Nov 2003←21 Years→28 Oct 2025 | Dissolved | |
| Aspen Advisory Services Limited Director • Company Director | 9 Apr 1995←30 Years→Current | Active | |
| Parkside Development Company Limited Director • Accountant | 1 Feb 1992←9 Years→14 Nov 2001 | Active | |
