| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | PXOG MARSHALL LIMITED | 🇬🇧Regno Unito | Active | 26/02/2026 – 25/02/2026 |
| Officer | PXOG MUIRHILL LIMITED | 🇬🇧Regno Unito | Active | 26/02/2026 – 25/02/2026 |
| Officer | PROSPEX ENERGY PLC | 🇬🇧Regno Unito | Active | 15/12/2025 – 01/02/2026 |
| Officer | AVALONIA ABBEYDALE LIMITED | 🇬🇧Regno Unito | Dissolved | 14/04/2026 – 31/12/2018 |
| Officer | AVALONIA GODDARD LIMITED | 🇬🇧Regno Unito | Dissolved | 14/04/2026 – 31/12/2018 |
| Officer | AVALONIA ENERGY LIMITED | 🇬🇧Regno Unito | Dissolved | 15/04/2026 – 31/12/2018 |
| Officer | CALENERGY SNS LIMITED | 🇬🇧Regno Unito | Active | 14/05/2026 – 31/12/2018 |
| Officer | CALENERGY INFRASTRUCTURE LIMITED | 🇬🇧Regno Unito | Active | 02/04/2026 – 31/12/2018 |
| Officer | PERENCO SNS LIMITED | 🇬🇧Regno Unito | Active | 02/04/2026 – 31/12/2018 |
25/02/2026
resigned
01/02/2026
resigned
28/10/2011
appointed