| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | ROSSINGTON ECO ENERGY LTD | 🇬🇧United Kingdom | Disuelta | 22/4/2026 – presente |
| Cargo | TEES ECO ENERGY LTD | — | Activa | 26/4/2026 – 5/7/2018 |
| Cargo | PEBBEN LTD | 🇬🇧United Kingdom | Activa | 19/3/2026 – presente |
| Cargo | ETEF TEESSIDE LTD | 🇬🇧United Kingdom | Disuelta | 8/5/2026 – presente |
| Cargo | ETEF (UK) LTD. | — | Disuelta | 14/5/2026 – presente |
| Cargo | GAIA HEAT (COEUS) LIMITED | 🇬🇧United Kingdom | Activa | 15/5/2026 – 5/8/2016 |
| Cargo | GAIA HEAT LIMITED | 🇬🇧United Kingdom | Activa | 20/5/2026 – 5/8/2016 |
| Cargo | GAIA POWER CARRINGTON LIMITED | 🇬🇧United Kingdom | Disuelta | 31/5/2026 – presente |
| Cargo | GAIA POWER TEES VALLEY LIMITED | 🇬🇧United Kingdom | Disuelta | 21/1/2026 – 16/1/2026 |
16/1/2026
resigned
5/7/2018
resigned
6/7/2009
appointed