| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | SUMMERSTON ENERGY LIMITED | 🇬🇧Regno Unito | Active | 16/03/2026 – 11/12/1997 |
| Officer | CAMVAC ROCKWELL LIMITED | 🇬🇧Regno Unito | Active | 06/05/2026 – 28/08/1997 |
| Officer | AVIAN COMMUNICATIONS LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 15/01/2026 – 24/06/1996 |
| Officer | PEREGRINE EDINBURGH LIMITED | 🇬🇧Regno Unito | Liquidation | 04/06/2026 – 11/10/1991 |
| Officer | INVERESK PLC | 🇬🇧Regno Unito | Active | 09/04/2026 – 31/08/1990 |
11/12/1997
resigned
24/11/1997
appointed
17/07/1990
appointed