| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | OXANE ENERGY (UK) LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | OXANE ENERGY III LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | OXANE ENERGY I LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | OXANE ENERGY HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | KWIZIQ LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | MARTELLO TOWER HEALTHCARE (UK) LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – 03/07/2022 |
| Officer | — | — | Active | 24/03/2026 – 19/03/2019 |
| Officer | SMART HAAS LTD | 🇬🇧Regno Unito | Dissolved | 24/03/2026 – 19/03/2019 |
| Officer | STORMBURST STUDIOS LTD | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | SMART RENEWABLE HEAT LIMITED | 🇬🇧Regno Unito | Other | 24/03/2026 – present |
| Officer | 1ST PRINCIPLES LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – present |
| Officer | CASPIAN HEAT LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – 31/10/2013 |
| Officer | ERIE HEAT LIMITED | 🇬🇧Regno Unito | Active | 24/03/2026 – 31/10/2013 |
| Officer | WINNIPEG HEAT LIMITED | 🇬🇧Regno Unito | Dissolved | 24/03/2026 – 31/10/2013 |
| Officer | GEOTHERMAL INTERNATIONAL ENERGY MANAGEMENT SOLUTIONS LTD | — | Dissolved | 24/03/2026 – present |
| Officer | GEOTHERMAL INTERNATIONAL LIMITED | 🇬🇧Regno Unito | Other | 24/03/2026 – 02/12/2011 |
24/03/2026
appointed
11/03/2024
appointed
24/08/2005
appointed