| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | SOC COMMUNITIES FOUNDATION CIC | 🇬🇧United Kingdom | Activa | 10/4/2026 – 9/11/2023 |
| Cargo | HELPING COMMUNITIES TO TRAIN CIC | — | Disuelta | 14/4/2026 – presente |
| Cargo | SIGMA PROCUREMENT SERVICES LTD | — | Disuelta | 4/6/2026 – presente |
| Cargo | SIGMA QUANTITY SURVEYING SERVICES LTD | — | Disuelta | 4/6/2026 – presente |
| Cargo | SIGMA PROJECT CONTROLS LTD | — | Disuelta | 4/6/2026 – presente |
| Cargo | SIGMA RAIL LTD | — | Disuelta | 4/6/2026 – presente |
| Cargo | SIGMA SURVEYING SERVICES LIMITED | — | Activa | 12/6/2026 – presente |
9/11/2023
resigned
23/8/2019
appointed
19/6/2006
appointed