| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | N J CHANGE MANAGEMENT LIMITED | — | Disuelta | 4/3/2026 – presente |
| Cargo | N J CHANGE MANAGEMENT LIMITED | — | Disuelta | 4/3/2026 – presente |
| Cargo | JOHNSTON DUCTWORK SERVICES LIMITED | — | Disuelta | 3/6/2026 – presente |
| Cargo | AIR FLOW SERVICES LIMITED | 🇬🇧United Kingdom | Activa | 9/1/2026 – 31/8/2018 |
| Cargo | CITY GATE ABERDEEN LIMITED | 🇬🇧United Kingdom | Activa | 5/3/2026 – 25/11/2025 |
25/11/2025
resigned
31/8/2018
resigned
1/10/2003
appointed