| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | VISION INVEST SERVICES LTD | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Officer | VISION INVEST SERVICES LTD | 🇬🇧United Kingdom | Active | 10/03/2026 – present |
| Officer | POLARSEAL HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 28/03/2026 – 19/05/2026 |
| Person with significant control | SCIENTIFIC IST LTD | 🇬🇧United Kingdom | Active | 18/01/2024 – 20/12/2021 |
| Officer | SCIENTIFIC IST LTD | 🇬🇧United Kingdom | Active | 23/02/2026 – present |
| Officer | VIF GP LTD | 🇬🇧United Kingdom | Dissolved | 31/03/2026 – present |
| Officer | ONESCHOOL GLOBAL UK | 🇬🇧United Kingdom | Active | 21/04/2026 – 09/06/2022 |
| Officer | POLARSEAL TAPES AND CONVERSIONS LIMITED | 🇬🇧United Kingdom | Active | 27/04/2026 – 19/05/2026 |
| Person with significant control | ECTOMED LLP | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Person with significant control | IST SCIENTIFIC LLP | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Officer | IST SCIENTIFIC LLP | 🇬🇧United Kingdom | Active | 07/05/2026 – present |
| Officer | ECTOMED LLP | 🇬🇧United Kingdom | Active | 20/05/2026 – present |
| Officer | NOA (UK) LTD | 🇬🇧United Kingdom | Dissolved | 13/06/2026 – 16/05/2013 |
19/05/2026
resigned
16/04/2026
United Kingdom → England
18/04/2006
appointed