| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ARENRO LTD | 🇬🇧United Kingdom | Dissolved | 07/06/2026 – present |
| Officer | SPARK ENERGY SYSTEMS LTD | 🇬🇧United Kingdom | Dissolved | 03/01/2026 – 18/10/2001 |
| Officer | SPARK ENERGY SYSTEMS LTD | 🇬🇧United Kingdom | Dissolved | 03/01/2026 – 18/10/2001 |
08/06/2007
appointed
18/10/2001
resigned
08/06/1991
appointed