| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | NOICE CARE LTD | — | Disuelta | 7/4/2026 – presente |
| Cargo | PARK HOUSE RENEWABLES LTD | 🇬🇧United Kingdom | Disuelta | 1/4/2026 – presente |
| Cargo | JOHN WARREN (ANIMAL BY-PRODUCTS) LTD | 🇬🇧United Kingdom | Activa | 10/4/2026 – 30/6/2021 |
| Cargo | WARRENS GROUP HOLDINGS LTD | 🇬🇧United Kingdom | Disuelta | 11/4/2026 – 11/12/2019 |
| Cargo | WARRENS EMERALD BIOGAS LTD | 🇬🇧United Kingdom | Activa | 1/6/2026 – 11/12/2019 |
1/6/2026
United Kingdom → England
11/4/2026
Singapore → United Kingdom
24/4/2009
appointed