| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | LANDMARK DEVELOPMENT PARTNERS LIMITED | 🇬🇧Regno Unito | Active | 21/09/2025 – 25/10/2025 |
| Person with significant control | LANDMARK BOND FINANCE LTD | 🇬🇧Regno Unito | Dissolved | 10/11/2024 – present |
| Person with significant control | MILL HILL CLEAN CARBON LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | AVISON-GAIO LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Person with significant control | LMPH FLEXIBLE CLEAN POWER LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | POWERBOX ENERGY SOLUTIONS LIMITED | 🇬🇧Regno Unito | Dissolved | 22/06/2024 – 07/05/2025 |
| Person with significant control | IPSUS BLACK LIMITED | 🇬🇧Regno Unito | Dissolved | 26/06/2024 – present |
| Person with significant control | LANDMARK POWER LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – 07/05/2023 |
| Person with significant control | LANDMARK KNYPERSLEY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 25/10/2023 |
| Person with significant control | CARBON CAPTURE TECHNOLOGY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 02/11/2020 |
| Person with significant control | METHANATION TECHNOLOGY LIMITED | 🇬🇧Regno Unito | Active | 27/11/2023 – present |
| Person with significant control | LANDMARK INDUSTRIAL HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 29/11/2023 – 01/11/2023 |
| Person with significant control | XERO CARBON CYCLE LIMITED | 🇬🇧Regno Unito | Active | 27/11/2023 – present |
| Person with significant control | XERO EMISSIONS POWER LIMITED | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | LANDMARK TECHNOLOGY LIMITED | 🇬🇧Regno Unito | Active | 29/11/2023 – 12/04/2024 |
| Person with significant control | CARBON CAPTURE REUSE LIMITED | 🇬🇧Regno Unito | Active | 29/11/2023 – present |
| Person with significant control | BBWA TECHNOLOGY LIMITED | 🇬🇧Regno Unito | Active | 30/11/2023 – present |
| Person with significant control | EC PROJECT 5 LIMITED | — | Dissolved | 30/11/2023 – 24/04/2020 |
| Person with significant control | EC PROJECT 8 LIMITED | — | Dissolved | 18/06/2024 – 14/01/2021 |
| Person with significant control | EC PROJECT 7 LIMITED | — | Dissolved | 18/06/2024 – 14/01/2021 |
| Person with significant control | EC PROJECT 6 LTD | — | Dissolved | 19/06/2024 – present |
| Person with significant control | RR HEALTH PROJECT 1 LIMITED | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | — | — | Active | 18/06/2024 – 08/09/2017 |
| Person with significant control | EMOBY UK LIMITED | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | PRIVATE ENERGY DEVELOPMENT AND MANAGEMENT LIMITED | 🇬🇧Regno Unito | Dissolved | 29/11/2023 – present |
20/05/2026
France → United Kingdom
16/05/2026
United Kingdom → France
14/01/2021
resigned