| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | CAIRE HYGIENE LTD | 🇬🇧Regno Unito | Dissolved | 07/04/2026 – present |
| Officer | NTPA CONSULTANTS LTD | 🇬🇧Regno Unito | Active | 19/04/2026 – 09/01/2023 |
| Person with significant control | CLEANROOM PROJECTS HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 23/06/2024 – 09/01/2023 |
| Officer | CLEANROOM PROJECTS HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 24/02/2026 – 09/01/2023 |
| Person with significant control | ENVAIR HOLDINGS LIMITED | — | Dissolved | 24/06/2024 – 18/07/2019 |
| Officer | CLEANROOM PROJECTS HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 24/02/2026 – 09/01/2023 |
| Officer | ENVAIR HOLDINGS LIMITED | — | Dissolved | 21/04/2026 – 18/07/2019 |
| Person with significant control | THOMDERN LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – 09/01/2023 |
| Officer | THOMDERN LIMITED | 🇬🇧Regno Unito | Active | 21/04/2026 – 09/01/2023 |
| Officer | THOMDERN LIMITED | 🇬🇧Regno Unito | Active | 21/04/2026 – 09/01/2023 |
| Officer | ENVAIR HOLDINGS LIMITED | — | Dissolved | 21/04/2026 – 18/07/2019 |
| Person with significant control | DERNTHOM LIMITED | 🇬🇧Regno Unito | Active | 25/06/2024 – 09/01/2023 |
| Officer | DERNTHOM LIMITED | 🇬🇧Regno Unito | Active | 21/04/2026 – 09/01/2023 |
| Officer | DERNTHOM LIMITED | 🇬🇧Regno Unito | Active | 21/04/2026 – 09/01/2023 |
| Officer | BASSAIRE ENVIRONMENTAL LTD | — | Dissolved | 16/06/2026 – present |
| Officer | BASSAIRE ENVIRONMENTAL LTD | — | Dissolved | 16/06/2026 – present |
| Officer | VARIANT SUPPLIES LIMITED | — | Dissolved | 21/04/2026 – present |
| Officer | PROVENT ENERGY LIMITED | 🇬🇧Regno Unito | Active | 09/04/2026 – 02/07/2019 |
| Officer | BASSAIRE HVAC LTD | 🇬🇧Regno Unito | Active | 01/05/2026 – 09/01/2023 |
| Officer | DC ASSOCIATED CONSULTANTS LIMITED | — | Dissolved | 05/02/2026 – 03/01/2017 |
| Officer | BROAD ENERGY LIMITED | 🇬🇧Regno Unito | Dissolved | 25/05/2026 – present |
| Officer | ENVAIR LIMITED | 🇬🇧Regno Unito | Active | 12/06/2026 – 18/07/2019 |
19/05/2026
United Kingdom → England
22/04/2026
England → United Kingdom
06/03/2017
appointed