| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | HOULDER TRUSTEECO LIMITED | 🇬🇧United Kingdom | Disuelta | 6/6/2026 – 9/3/2009 |
| Cargo | HOULDER ENGINEERING GROUP LIMITED | 🇬🇧United Kingdom | Activa | 9/6/2026 – 14/12/2007 |
| Cargo | HART, FENTON & CO LIMITED | 🇬🇧United Kingdom | Solicitud de baja | 10/6/2026 – 9/3/2009 |
9/3/2009
resigned
14/12/2007
resigned
2/8/2006
appointed