| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | THE BOREHOLE COMPANY LTD | — | Disuelta | 1/6/2026 – presente |
| Cargo | WISTLEY LTD | — | Disuelta | 11/6/2026 – 10/4/2010 |
| Cargo | EMARC WELDING SERVICES LIMITED | 🇬🇧United Kingdom | Disuelta | 9/6/2026 – presente |
10/4/2010
resigned
21/10/2009
appointed
20/12/2006
appointed