| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | GEE SPECIALTY CHEMICALS LTD | 🇬🇧Regno Unito | Active | 26/03/2026 – present |
| Person with significant control | COLLOIDAL MATTERS LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Officer | COLLOIDAL MATTERS LIMITED | 🇬🇧Regno Unito | Active | 15/12/2025 – present |
| Officer | HYDRUS GROUP LIMITED | — | Active | 15/04/2026 – present |
| Officer | DSG PROPERTIES LTD | 🇬🇧Regno Unito | Active | 14/04/2026 – present |
| Person with significant control | DSG PROPERTIES LTD | 🇬🇧Regno Unito | Active | 21/06/2024 – present |
| Person with significant control | ATANA (SCOTLAND) LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 26/06/2024 – 07/04/2016 |
| Person with significant control | HYDRUS RENEWABLES LIMITED | 🇬🇧Regno Unito | Active | 25/06/2024 – 08/02/2019 |
| Person with significant control | HYDRUS HYGIENE LIMITED | — | Active | 26/06/2024 – 08/02/2019 |
| Officer | HYDRUS SEPARATION TECHNOLOGIES LIMITED | — | Dissolved | 12/05/2026 – present |
| Officer | HYDRUS HYGIENE LIMITED | — | Active | 03/03/2026 – present |
| Officer | HYDRUS RENEWABLES LIMITED | 🇬🇧Regno Unito | Active | 03/03/2026 – present |
14/05/2026
England → United Kingdom
12/05/2026
United Kingdom → Scotland
17/09/2013
appointed