| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | INFOBUZZ LIMITED | 🇬🇧United Kingdom | Disuelta | 15/6/2026 – 8/2/2017 |
| Cargo | DIGITAL INTERFACES LTD | 🇬🇧United Kingdom | Disuelta | 17/12/2025 – presente |
| Cargo | BRIDGEWORKS LTD. | 🇬🇧United Kingdom | Activa | 5/5/2026 – presente |
| Cargo | SCM MICROSYSTEMS LIMITED | 🇬🇧United Kingdom | Disuelta | 18/3/2026 – 3/11/1998 |
8/2/2017
resigned
1/11/2005
appointed
2/4/1992
appointed