| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | FORAGER FEEDS LIMITED | 🇬🇧United Kingdom | Activa | 20/3/2026 – presente |
| Cargo | ANAEROBIC DIGESTION ASSET MAINTENANCE (ADAM) LIMITED | 🇬🇧United Kingdom | Activa | 23/3/2026 – presente |
| Cargo | ORBIS INDUSTRIA LIMITED | 🇬🇧United Kingdom | Activa | 30/3/2026 – presente |
| Cargo | COCKSPARROW BIOGAS LIMITED | 🇬🇧United Kingdom | Disuelta | 3/4/2026 – presente |
| Cargo | SMART-OPS (BIOGAS) LIMITED | 🇬🇧United Kingdom | Activa | 6/4/2026 – presente |
| Cargo | AD-DITIVE BIOGAS PRODUCTS LIMITED | 🇬🇧United Kingdom | Activa | 7/4/2026 – presente |
| Cargo | PEOPLE NUDGE LTD | 🇬🇧United Kingdom | Activa | 10/4/2026 – presente |
| Cargo | BIOMASS FUTURE GENERATION LIMITED | 🇬🇧United Kingdom | Activa | 13/1/2026 – presente |
| Cargo | RIVERSIDE BIOMETHANE LIMITED | 🇬🇧United Kingdom | Disuelta | 16/4/2026 – presente |
| Cargo | MNT HULEY BIOGAS LIMITED | 🇬🇧United Kingdom | Disuelta | 16/4/2026 – presente |
| Cargo | METHANUM BUNTINGFORD LIMITED | 🇬🇧United Kingdom | Activa | 16/4/2026 – presente |
| Cargo | METHANUM LUDLOW LIMITED | 🇬🇧United Kingdom | Disuelta | 16/4/2026 – presente |
| Cargo | PLUM BIOGAS LTD | 🇬🇧United Kingdom | Disuelta | 17/4/2026 – presente |
| Cargo | HULAM FARM BIOGAS LTD | 🇬🇧United Kingdom | Disuelta | 17/4/2026 – 8/1/2019 |
| Cargo | THE ORGANIC GAS CO LTD | 🇬🇧United Kingdom | Disuelta | 17/4/2026 – presente |
| Cargo | KATHAROS ORGANIC LIMITED | 🇬🇧United Kingdom | Activa | 5/2/2026 – presente |
| Cargo | METHANUM THAXTED LIMITED | 🇬🇧United Kingdom | Activa | 19/4/2026 – presente |
| Cargo | COCKSPARROW BIOGAS LIMITED | 🇬🇧United Kingdom | Disuelta | 7/6/2026 – presente |
| Cargo | METHANUM PROPERTY LIMITED | 🇬🇧United Kingdom | Activa | 19/4/2026 – presente |
| Cargo | METHANUM LIMITED | 🇬🇧United Kingdom | Activa | 30/4/2026 – presente |
| Cargo | BIOWATT BIOGAS LIMITED | 🇬🇧United Kingdom | Activa | 2/4/2026 – presente |
| Cargo | BRIGG LANE BIOGAS LIMITED | 🇬🇧United Kingdom | Activa | 27/4/2026 – 7/12/2018 |
| Cargo | MARSH FARM BIOGAS LIMITED | 🇬🇧United Kingdom | Activa | 16/5/2026 – presente |
| Cargo | BIOWATT ENERGY LIMITED | 🇬🇧United Kingdom | Activa | 22/4/2026 – presente |
| Cargo | BIOWATT SITE SERVICES LIMITED | 🇬🇧United Kingdom | Activa | 1/5/2026 – presente |
| Cargo | OSCTSO2 LIMITED | — | Disuelta | 10/5/2026 – presente |
| Cargo | OSCTSO1 LIMITED | — | Disuelta | 10/5/2026 – presente |
| Cargo | BIOWATT HOLDINGS LTD | — | Disuelta | 10/5/2026 – presente |
| Cargo | THE GREEN COMPOSTING GROUP LIMITED | 🇬🇧United Kingdom | Disuelta | 13/5/2026 – presente |
| Cargo | THE GREEN COMPOSTING COMPANY (P) LTD | 🇬🇧United Kingdom | Disuelta | 13/5/2026 – presente |
| Cargo | THE GREEN COMPOSTING COMPANY LIMITED | — | Disuelta | 13/5/2026 – presente |
| Cargo | BIOWATT GROUP LTD | — | Disuelta | 13/5/2026 – presente |
| Cargo | BIOWATT ENGINEERING LIMITED | — | Disuelta | 16/5/2026 – presente |
| Cargo | WERT124 LTD | — | Disuelta | 18/5/2026 – presente |
| Cargo | BIOWATT DEVELOPMENTS LIMITED | 🇬🇧United Kingdom | Activa | 18/12/2025 – presente |
24/1/2024
appointed
12/4/2023
appointed
19/9/2011
appointed