| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ARGYLL ENERGY SOLUTIONS LTD | 🇬🇧Regno Unito | Active | 24/12/2025 – 12/07/2019 |
| Officer | BRANNA RENEWABLES (LANARKSHIRE AGRICULTURAL) LTD. | 🇬🇧Regno Unito | Active | 02/04/2026 – 05/12/2016 |
| Officer | SIDON DEVELOPMENTS LIMITED | — | Dissolved | 02/06/2026 – 01/04/2010 |
| Officer | HEATHER LP LIMITED | — | Dissolved | 31/05/2026 – present |
| Officer | BRITISH BULLDOGS (CONSULTANTS) LIMITED | 🇬🇧Regno Unito | Dissolved | 11/06/2026 – present |
| Officer | MATHON CAPITAL LIMITED | — | Dissolved | 07/06/2026 – present |
| Officer | MATHON CAPITAL LIMITED | — | Dissolved | 07/06/2026 – present |
| Officer | GLKA LIMITED | 🇬🇧Regno Unito | Active | 24/04/2026 – 26/08/2013 |
| Officer | GLKA LIMITED | 🇬🇧Regno Unito | Active | 24/04/2026 – 26/08/2013 |
| Officer | HEATHER PARTNERS LIMITED | 🇬🇧Regno Unito | Dissolved | 14/06/2026 – present |
12/07/2019
resigned
12/09/2017
appointed
17/01/2006
appointed