| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | KNOWSLEY ENERGY RECOVERY LIMITED | 🇬🇧United Kingdom | Activa | 30/5/2026 – 26/1/2012 |
| Cargo | ENER-G SUSTAINABLE TECHNOLOGIES LIMITED | — | Disuelta | 2/6/2026 – 26/1/2012 |
| Cargo | AMBERROCK LTD. | — | Disuelta | 9/6/2026 – presente |
| Cargo | ER LAW LTD | — | Disuelta | 13/6/2026 – presente |
| Cargo | VIRIDIS ENERGY (NORGEN) LIMITED | 🇬🇧United Kingdom | Activa | 12/1/2026 – 6/4/2006 |
26/1/2012
resigned
8/12/2009
appointed
7/7/1995
appointed