| Company | Timeline | Status | |
| Field Studies Council Director • Consultant-marine And Environm | 12 May 1993←6 Years→23 Jun 1999 | Active | |
| Chevron UK Pension Trustee Limited Director • Executive | 12 Dec 1992←6 Months→17 Jun 1993 | Active | |
| Chevron International Tankship Limited Director • Executive | 15 Sep 1992←2 Months→1 Dec 1992 | Active | |
| Star Service Stations Limited Director • Executive | 9 Sep 1992←9 Months→1 Jul 1993 | Dissolved | |
| Regent Oil Company Limited Director • Executive | 1 Jul 1992←5 Months→1 Dec 1992 | Dissolved | |
| Valero Energy UK Ltd Director • Executive | 1 Jul 1992←4 Months→31 Oct 1992 | Dissolved | |
| Oil Spill Response Limited Director • Director & General Manager | 7 Jun 1992←4 Months→23 Oct 1992 | Active | |
