| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | PINPOINT MOLECULAR LTD | 🇬🇧United Kingdom | Dissolved | 18/06/2024 – present |
| Officer | PINPOINT MOLECULAR LTD | 🇬🇧United Kingdom | Dissolved | 29/03/2026 – present |
| Officer | CIRCULAR 1 HEALTH LIMITED | — | Dissolved | 05/04/2026 – 03/09/2020 |
| Officer | CIRCULAR 1 CONSULTING LIMITED | 🇬🇧United Kingdom | Active | 13/05/2026 – 17/02/2021 |
| Person with significant control | ONFARMDX LTD | 🇬🇧United Kingdom | Dissolved | 23/06/2024 – present |
| Person with significant control | VIVHEART LIMITED | 🇬🇧United Kingdom | Dissolved | 22/06/2024 – present |
| Officer | VIVHEART LIMITED | 🇬🇧United Kingdom | Dissolved | 31/12/2025 – 20/09/2020 |
| Person with significant control | MICROSENSDX LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – 16/01/2019 |
| Officer | MICROSENS DIAGNOSTICS LIMITED | 🇬🇧United Kingdom | Active | 14/05/2026 – 27/04/2020 |
| Officer | SAFELYINOURHANDS LIMITED | — | Dissolved | 17/05/2026 – present |
| Officer | SAFELYINOURHANDS LIMITED | — | Dissolved | 17/05/2026 – present |
| Officer | MOMENTUM BIOSCIENCE LIMITED | 🇬🇧United Kingdom | Liquidation | 22/12/2025 – 06/04/2011 |
| Officer | MICROSENS MEDTECH LTD | 🇬🇧United Kingdom | Dissolved | 03/06/2026 – present |
07/02/2023
appointed
30/01/2023
appointed
13/06/2008
appointed