| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ARBORIS HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 08/06/2026 – present |
| Officer | BIOGENICA TECH LIMITED | 🇬🇧United Kingdom | Active | 09/06/2026 – present |
| Officer | ARBORIS INTERNATIONAL LIMITED | 🇬🇧United Kingdom | Active | 04/03/2026 – present |
| Officer | NULAM TECHNOLOGIES LIMITED | 🇬🇧United Kingdom | Active | 25/02/2026 – present |
| Officer | BIOGENICA LIMITED | 🇬🇧United Kingdom | Active | 02/02/2026 – present |
| Officer | GAIA SCIENCES INNOVATION UK LIMITED | 🇬🇧United Kingdom | Active | 29/01/2026 – present |
| Officer | SOURCE CERTAIN LIMITED | 🇬🇧United Kingdom | Active | 31/12/2025 – present |
| Officer | ANTAEUS AI LIMITED | 🇬🇧United Kingdom | Active | 28/01/2026 – present |
| Officer | AVIGHNA SUSTAINABILITY LIMITED | 🇬🇧United Kingdom | Active | 06/04/2026 – present |
| Officer | AVIGHNA RESOURCES LIMITED | 🇬🇧United Kingdom | Active | 06/04/2026 – present |
| Officer | GREENSPHERE ADVISORS LIMITED | 🇬🇧United Kingdom | Dissolved | 19/04/2026 – present |
| Officer | GREENSPHERE INVESTMENTS LIMITED | 🇬🇧United Kingdom | Dissolved | 19/04/2026 – present |
| Officer | SHUBAN POWER LIMITED | 🇬🇧United Kingdom | Dissolved | 18/05/2026 – present |
| Officer | SHUBAN 6 LIMITED | 🇬🇧United Kingdom | Dissolved | 14/05/2026 – 30/01/2018 |
| Officer | FORTERRA PLC | 🇬🇧United Kingdom | Active | 29/04/2026 – 30/09/2024 |
| Officer | REGEN HOLDINGS LIMITED | — | Liquidation | 07/05/2026 – 26/05/2015 |
| Officer | TILLERTECH LIMITED | 🇬🇧United Kingdom | Active | 01/05/2026 – 26/05/2015 |
| Officer | REGEN DEVCO LIMITED | 🇬🇧United Kingdom | Active | 07/05/2026 – 26/05/2015 |
| Officer | GREENSPHERE BIOMASS 2 LIMITED | — | Dissolved | 13/05/2026 – present |
| Officer | WESTERN BIO-ENERGY LTD | 🇬🇧United Kingdom | Active | 19/12/2025 – present |
| Officer | NORTH CAVE AD LIMITED | 🇬🇧United Kingdom | Dissolved | 14/05/2026 – present |
| Officer | WESTERN FORESTRY AND ENERGY LIMITED | 🇬🇧United Kingdom | Dissolved | 14/05/2026 – present |
| Officer | SHUBAN 9 LIMITED | 🇬🇧United Kingdom | Dissolved | 14/05/2026 – 10/08/2015 |
| Officer | SHUBAN 11 LIMITED | — | Dissolved | 16/05/2026 – present |
| Officer | DURANTA ENERGY SERVICES LIMITED | 🇬🇧United Kingdom | Active | 08/01/2026 – 10/01/2023 |
| Officer | DURANTA HOLDING COMPANY LIMITED | 🇬🇧United Kingdom | Dissolved | 18/05/2026 – present |
| Officer | DURANTA TEESSIDE LIMITED | 🇬🇧United Kingdom | Active | 07/01/2026 – 10/01/2023 |
| Officer | DURANTA ENERGY LIMITED | 🇬🇧United Kingdom | Active | 07/01/2026 – present |
| Officer | PB AVIGHNA LIMITED | 🇬🇧United Kingdom | Active | 27/02/2026 – present |
08/06/2026
England → United Kingdom
03/06/2026
United Kingdom → England
25/02/2010
appointed