| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | ALCONTROL TOP-UP LIMITED | 🇬🇧United Kingdom | Disuelta | 3/6/2026 – 22/4/2009 |
| Cargo | EXPRO HOLDINGS UK 4 LIMITED | — | Activa | 6/6/2026 – 2/9/2008 |
| Cargo | REDWING ACQUISITIONS LIMITED | — | Disuelta | 8/6/2026 – 14/1/2008 |
| Cargo | NANOCO LIFE SCIENCES LIMITED | 🇬🇧United Kingdom | Activa | 15/4/2026 – 28/2/2007 |
22/4/2009
resigned
16/10/2008
appointed
27/4/2006
appointed