| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | DERRICK CANTRELL HOLDINGS LIMITED | 🇬🇧United Kingdom | Activa | 13/3/2026 – presente |
| Cargo | J W CANTRELL HAULAGE CONTRACTORS LIMITED | 🇬🇧United Kingdom | Activa | 13/3/2026 – presente |
| Cargo | O-GEN EXTREK LIMITED | 🇬🇧United Kingdom | Disuelta | 3/6/2026 – presente |
| Cargo | O-GEN DEVTREK LIMITED | 🇬🇧United Kingdom | Disuelta | 3/6/2026 – presente |
| Cargo | O-GEN PLYMTREK LIMITED | — | Disuelta | 3/6/2026 – 28/10/2010 |
| Cargo | O-GEN UNA GROUP LIMITED | 🇬🇧United Kingdom | Disuelta | 4/6/2026 – presente |
| Cargo | O-GEN BCTREK LIMITED | 🇬🇧United Kingdom | Disuelta | 4/6/2026 – presente |
| Cargo | O-GEN ENERGY LIMITED | — | Disuelta | 5/6/2026 – presente |
| Cargo | STOKE ENERGY LIMITED | 🇬🇧United Kingdom | Disuelta | 28/2/2026 – 4/1/2017 |
3/4/2026
England → United Kingdom
13/3/2026
United Kingdom → England
17/10/2005
appointed