| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | G.WALTERS (CONSULTANCY) LIMITED | 🇬🇧United Kingdom | Active | 26/09/2025 – present |
| Person with significant control | DMF FINANCIAL LIMITED | 🇬🇧United Kingdom | Active | 17/12/2025 – present |
| Person with significant control | CELTIC ENVIRONMENTAL DEVELOPMENTS LIMITED | 🇬🇧United Kingdom | Liquidation | 26/06/2024 – 31/03/2021 |
| Person with significant control | CELTIC MINING GROUP LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Person with significant control | CELTIC MINING OPERATIONS GROUP LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Person with significant control | AVALON GLEN | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Person with significant control | CELTIC ENERGY LIMITED | 🇬🇧United Kingdom | Active | 10/12/2025 – present |
| Person with significant control | RJW GROUP HOLDINGS LIMITED | 🇬🇧United Kingdom | Dissolved | 26/06/2024 – present |
| Person with significant control | CELTIC MINING LIMITED | 🇬🇧United Kingdom | Active | 11/12/2023 – present |
| Person with significant control | G. WALTERS (HOLDINGS) LIMITED | 🇬🇧United Kingdom | Active | 15/06/2024 – present |
05/05/2026
Wales → United Kingdom
23/04/2026
United Kingdom → Wales
06/04/2016
appointed