| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | GREEN SPARK (ENVIRONMENTAL) LIMITED | 🇬🇧United Kingdom | Active | 23/06/2024 – 02/04/2026 |
| Officer | GREEN SPARK (UTILITIES) LIMITED | 🇬🇧United Kingdom | Dissolved | 30/03/2026 – present |
| Officer | HYDRASCAN LIMITED | 🇬🇧United Kingdom | Dissolved | 13/06/2026 – present |
| Person with significant control | GREEN SPARK UTILITY SERVICES LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – 29/05/2020 |
| Person with significant control | GREEN SPARK (DEVELOPMENTS) LIMITED | 🇬🇧United Kingdom | Dissolved | 19/06/2024 – present |
| Officer | GREEN SPARK (DEVELOPMENTS) LIMITED | 🇬🇧United Kingdom | Dissolved | 10/12/2025 – present |
| Officer | GREEN SPARK (DEVELOPMENTS) LIMITED | 🇬🇧United Kingdom | Dissolved | 10/12/2025 – present |
| Person with significant control | I-DRAINS LIMITED | 🇬🇧United Kingdom | Liquidation | 18/06/2024 – present |
| Person with significant control | NOVEDA (UK) LTD | — | Dissolved | 26/06/2024 – present |
| Officer | I-DRAINS LIMITED | 🇬🇧United Kingdom | Liquidation | 15/04/2026 – present |
| Officer | RESEP LIMITED | 🇬🇧United Kingdom | Dissolved | 25/05/2026 – present |
| Officer | NOVEDA (UK) LTD | — | Dissolved | 01/06/2026 – present |
| Officer | NORHAM PLASTICS LIMITED | 🇬🇧United Kingdom | Active | 07/06/2026 – 03/02/2009 |
| Officer | NORHAM PLASTICS LIMITED | 🇬🇧United Kingdom | Active | 07/06/2026 – 14/10/2009 |
15/04/2026
United Kingdom → England
02/04/2026
resigned
11/07/2007
appointed