| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | CIBUS21 UK LIMITED | 🇬🇧United Kingdom | Activa | 3/1/2026 – 15/2/2021 |
| Cargo | ALCHEMICAL DREAMS LTD | 🇬🇧United Kingdom | Disuelta | 20/4/2026 – presente |
| Cargo | EHT P&L (USA) LIMITED | 🇬🇧United Kingdom | Disuelta | 21/4/2026 – presente |
| Cargo | FUEL CRACKING TECHNOLOGIES LIMITED | 🇬🇧United Kingdom | Disuelta | 21/4/2026 – presente |
| Cargo | ENHANCED HYDROCARBON TECHNOLOGIES HOLDINGS LIMITED | — | Disuelta | 21/5/2026 – presente |
| Cargo | ENHANCED HYDROCARBON TECHNOLOGIES LTD | — | Disuelta | 25/5/2026 – presente |
15/2/2021
resigned
9/2/2021
appointed
21/10/2010
appointed