| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | DOWNER EDI (UK) LIMITED | — | Disuelta | 9/6/2026 – 26/4/2011 |
| Cargo | DOWNER EDI LIMITED | — | Disuelta | 9/6/2026 – 26/4/2011 |
| Cargo | SILLARS (TMWC) LIMITED | 🇬🇧United Kingdom | Disuelta | 7/6/2026 – presente |
| Cargo | DMQA TECHNICAL SERVICES (UK) LIMITED | 🇬🇧United Kingdom | Disuelta | 14/6/2026 – presente |
| Cargo | SILLARS (TMWD) LIMITED | — | Disuelta | 7/6/2026 – 25/3/2015 |
25/3/2015
resigned
26/4/2011
resigned
1/6/2009
appointed