| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | RUPERT RESOURCES MANAGEMENT SOLUTIONS LTD | 🇬🇧Regno Unito | Active | 12/03/2026 – present |
| Officer | ALTUS STRATEGIES LIMITED | 🇬🇧Regno Unito | Active | 25/02/2026 – 31/01/2018 |
| Officer | ALTAU RESOURCES LIMITED | 🇬🇧Regno Unito | Active | 25/02/2026 – 31/01/2018 |
| Officer | AKH GOLD LIMITED | 🇬🇧Regno Unito | Active | 17/05/2026 – 31/01/2018 |
| Officer | AEGIS EXPLORATION MANAGEMENT LIMITED | — | Dissolved | 22/05/2026 – 31/01/2018 |
| Officer | AURAMIN LIMITED | 🇬🇧Regno Unito | Dissolved | 11/02/2026 – 31/01/2018 |
| Officer | AEGIS ASSET MANAGEMENT LIMITED | — | Dissolved | 29/05/2026 – 31/01/2018 |
| Officer | ATERIAN RESOURCES LIMITED | 🇬🇧Regno Unito | Active | 16/05/2026 – 31/01/2018 |
| Officer | AEGIS HOLDINGS LIMITED | — | Dissolved | 01/06/2026 – 31/01/2018 |
| Officer | ALTUS EXPLORATION MANAGEMENT LIMITED | 🇬🇧Regno Unito | Active | 25/02/2026 – 31/01/2018 |
| Officer | AEOS GOLD LIMITED | 🇬🇧Regno Unito | Dissolved | 11/03/2026 – 31/01/2018 |
| Officer | ALUVANCE LIMITED | 🇬🇧Regno Unito | Dissolved | 11/02/2026 – 31/01/2018 |
| Officer | ZINNWALD LITHIUM HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 18/05/2026 – 31/01/2017 |
28/11/2025
appointed
31/01/2018
resigned
01/08/2013
appointed