| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | NADARA LIMITED | 🇬🇧Regno Unito | Active | 14/01/2026 – 31/12/2025 |
| Officer | VENTIENT ENERGY LIMITED | 🇬🇧Regno Unito | Active | 22/04/2026 – 01/01/2020 |
| Officer | HEADWIND LAMBRIGG WIND FARM LIMITED | — | Dissolved | 17/05/2026 – 14/12/2017 |
| Officer | HEADWIND BEINN GHLAS WIND FARM LIMITED | — | Dissolved | 23/05/2026 – 14/12/2017 |
| Officer | HEADWIND TAFF ELY WIND FARM LIMITED | — | Dissolved | 26/05/2026 – 14/12/2017 |
| Officer | HEADWIND KIRKBY MOOR WIND FARM LIMITED | — | Dissolved | 26/05/2026 – 14/12/2017 |
| Officer | GRAPHITE ENTERPRISES (DEP) LIMITED | — | Liquidation | 05/06/2026 – 22/07/2009 |
| Officer | GRAPHITE RESOURCES LIMITED | — | Dissolved | 05/06/2026 – 22/07/2009 |
| Officer | GRAPHITE RESOURCES (DEP) LIMITED | 🇬🇧Regno Unito | Dissolved | 18/02/2026 – 22/07/2009 |
31/12/2025
resigned
01/01/2024
appointed
01/07/2008
appointed