| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | LANDMARK PRIVATE WIRES LIMITED | 🇬🇧United Kingdom | Active | 07/01/2026 – present |
| Officer | LANDMARK DEVELOPMENT PARTNERS LIMITED | 🇬🇧United Kingdom | Active | 16/03/2026 – present |
| Officer | EVANS LAND LIMITED | 🇬🇧United Kingdom | Active | 31/05/2026 – present |
| Officer | LANDMARK BOND FINANCE LTD | 🇬🇧United Kingdom | Dissolved | 21/01/2026 – present |
| Officer | MILL HILL CLEAN CARBON LIMITED | 🇬🇧United Kingdom | Active | 22/03/2026 – present |
| Officer | AVISON-GAIO LIMITED | 🇬🇧United Kingdom | Active | 26/03/2026 – present |
| Officer | LMPH FLEXIBLE CLEAN POWER LIMITED | 🇬🇧United Kingdom | Active | 17/03/2026 – present |
| Officer | VICTORY HILL FLEXIBLE POWER LIMITED | 🇬🇧United Kingdom | Active | 09/01/2026 – present |
| Officer | WELLCAPE LAND LIMITED | 🇬🇧United Kingdom | Dissolved | 18/04/2026 – present |
| Officer | LANDMARK TECHNOLOGY INTERNATIONAL LIMITED | 🇬🇧United Kingdom | Dissolved | 30/03/2026 – present |
| Officer | POWERBOX ENERGY SOLUTIONS LIMITED | 🇬🇧United Kingdom | Dissolved | 14/01/2026 – 07/05/2025 |
| Officer | IPSUS BLACK LIMITED | 🇬🇧United Kingdom | Dissolved | 02/04/2026 – present |
| Officer | HIGHGROUNDS PROPERTY LIMITED | 🇬🇧United Kingdom | Dissolved | 01/04/2026 – present |
| Officer | RHODESIA POWER LIMITED | 🇬🇧United Kingdom | Active | 15/12/2025 – present |
| Officer | LANDMARK POWER HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 14/02/2026 – present |
| Person with significant control | LANDMARK POWER HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 24/06/2024 – present |
| Officer | GRAPHITE TECHNOLOGY LIMITED | 🇬🇧United Kingdom | Active | 03/02/2026 – present |
| Officer | LANDMARK INDUSTRIAL HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 08/04/2026 – present |
| Officer | LANDMARK KNYPERSLEY LIMITED | 🇬🇧United Kingdom | Active | 03/02/2026 – present |
| Officer | CARBON CAPTURE TECHNOLOGY LIMITED | 🇬🇧United Kingdom | Active | 29/12/2025 – present |
| Officer | METHANATION TECHNOLOGY LIMITED | 🇬🇧United Kingdom | Active | 03/02/2026 – present |
| Officer | XERO CARBON CYCLE LIMITED | 🇬🇧United Kingdom | Active | 11/12/2025 – present |
| Officer | XERO EMISSIONS POWER LIMITED | 🇬🇧United Kingdom | Dissolved | 07/04/2026 – present |
| Officer | LANDMARK TECHNOLOGY LIMITED | 🇬🇧United Kingdom | Active | 09/04/2026 – present |
| Officer | CARBON CAPTURE REUSE LIMITED | 🇬🇧United Kingdom | Active | 03/02/2026 – present |
| Officer | MILL HILL POWER LTD | 🇬🇧United Kingdom | Active | 08/04/2026 – present |
| Officer | LANDMARK POWER LTD | 🇬🇧United Kingdom | Active | 10/04/2026 – present |
| Officer | BBWA TECHNOLOGY LIMITED | 🇬🇧United Kingdom | Active | 12/04/2026 – present |
| Officer | BBWA TECHNOLOGY LIMITED | 🇬🇧United Kingdom | Active | 10/03/2026 – present |
| Officer | ENERGY CIRCLE SERVICES LIMITED | 🇬🇧United Kingdom | Dissolved | 14/04/2026 – present |
| Officer | TURBOGAS LIMITED | 🇬🇧United Kingdom | Dissolved | 28/04/2026 – present |
| Officer | EC PROJECT 5 LIMITED | — | Dissolved | 30/04/2026 – 24/04/2020 |
| Officer | EC PROJECT 8 LIMITED | — | Dissolved | 15/04/2026 – 14/01/2021 |
| Officer | EC PROJECT 7 LIMITED | — | Dissolved | 15/04/2026 – 14/01/2021 |
| Officer | EC PROJECT 6 LTD | — | Dissolved | 15/04/2026 – present |
| Officer | RR HEALTH PROJECT 1 LIMITED | 🇬🇧United Kingdom | Dissolved | 09/05/2026 – present |
| Officer | KHAOS LUNA WINES AND SPIRITS LTD | 🇬🇧United Kingdom | Dissolved | 18/04/2026 – present |
| Officer | EC PROJECT 1 LIMITED | 🇬🇧United Kingdom | Dissolved | 27/04/2026 – 24/01/2020 |
| Officer | MSG 20 LIMITED | 🇬🇧United Kingdom | Dissolved | 20/04/2026 – present |
| Officer | EMOBY UK LIMITED | 🇬🇧United Kingdom | Dissolved | 21/04/2026 – present |
| Officer | EC RENEWABLE COMPANY (UK) PLC | 🇬🇧United Kingdom | Dissolved | 26/04/2026 – present |
| Officer | AGO&M LTD | 🇬🇧United Kingdom | Dissolved | 26/04/2026 – 06/09/2017 |
| Officer | CEVOM POWER GENERATION LIMITED | 🇬🇧United Kingdom | Dissolved | 29/04/2026 – 24/04/2016 |
| Officer | CLEAN ENERGY VENTURES OPERATIONS MANAGEMENT LIMITED | 🇬🇧United Kingdom | Dissolved | 11/05/2026 – 18/05/2017 |
| Officer | VN CARBON CAPTURE (COAL) LTD | — | Dissolved | 16/05/2026 – present |
| Officer | VIRIDIS NAVITAS CAPITAL PARTNERS LIMITED | 🇬🇧United Kingdom | Active | 26/05/2026 – present |
| Officer | HYDROGEN POWER GENERATION SOLUTIONS LTD | 🇬🇧United Kingdom | Active | 18/05/2026 – present |
| Officer | VN CARBON CAPTURE (GAS) LTD | — | Dissolved | 16/05/2026 – present |
| Officer | HORIZON8 COMMERCE LTD | 🇬🇧United Kingdom | Active | 26/01/2026 – present |
07/06/2026
England → United Kingdom
26/05/2026
United Kingdom → England
10/02/2020
appointed