| Company | Timeline | Status | |
| Common Data Access Limited Director • Executive Vice President Explo | 29 Mar 1995←1 Year 3 Months→9 Jul 1996 | Dissolved | |
Caledonia North Sea Limited Director • Exploration Manager | 15 Jan 1993←1 Year 7 Months→31 Aug 1994 | Dissolved | |
| Elf Exploration UK Limited Director • Exploration Manager - Oil Company | 1 Jun 1992←2 Years 3 Months→31 Aug 1994 | Active | |
| Rockrose UKCS4 Limited Director • Vice President Exploration | 29 Oct 1991←4 Years→10 Jul 1996 | Active | |
