| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | FLUORSPAR VENTURES LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | — | — | Active | 21/06/2024 – present |
| Person with significant control | UK MINING VENTURES LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 27/04/2020 |
| Person with significant control | — | — | Active | 19/06/2024 – present |
| Person with significant control | ESSLEMONT ENGINEERING LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 13/06/2024 – present |
| Person with significant control | CRYSTAL CLASSICS FINE MINERALS LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | HAMMERSTEIN AUCTIONS LTD | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
06/09/2021
appointed
27/04/2020
resigned
06/04/2016
appointed