| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | STRUMECH ENGINEERING SERVICES LIMITED | 🇬🇧United Kingdom | Disuelta | 29/5/2026 – presente |
| Cargo | HUGHES & HOLMES LIMITED | — | Disuelta | 14/6/2026 – 16/8/2013 |
| Cargo | LISTER GASES LIMITED | 🇬🇧United Kingdom | Disuelta | 3/6/2026 – 28/10/2008 |
16/8/2013
resigned
22/12/2009
appointed
9/7/2008
appointed