| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | SWIFTCLOUD LTD | 🇬🇧United Kingdom | Activa | 18/5/2026 – 29/6/2015 |
| Cargo | ADVENTORIS LTD | 🇬🇧United Kingdom | Activa | 20/5/2026 – 29/6/2015 |
| Cargo | NORMAN T LORD LIMITED | 🇬🇧United Kingdom | Disuelta | 30/5/2026 – presente |
| Cargo | NETSCREEN PLC | 🇬🇧United Kingdom | Disuelta | 3/6/2026 – 14/5/2009 |
29/6/2015
resigned
17/9/2012
appointed
11/6/2008
appointed