| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | NIOX LIMITED | 🇬🇧Regno Unito | Active | 19/03/2026 – 14/05/2025 |
| Officer | NG TEMP LIMITED | 🇬🇧Regno Unito | Dissolved | 27/03/2026 – 03/08/2022 |
| Officer | CIRCASSIA PHARMA LIMITED | — | Dissolved | 06/06/2026 – present |
| Officer | PROSONIX LIMITED | — | Dissolved | 14/06/2026 – present |
| Officer | NIOX GROUP PLC | 🇬🇧Regno Unito | Active | 13/06/2026 – 14/05/2025 |
| Officer | MDH DEFENCE LIMITED | 🇬🇧Regno Unito | Active | 17/04/2026 – 24/05/2018 |
| Officer | CHAFYN GROVE SCHOOL | — | Active | 07/06/2026 – 21/03/2024 |
| Officer | TRAC ENVIRONMENTAL AND ANALYSIS LTD | 🇬🇧Regno Unito | Active | 06/05/2026 – 07/05/2015 |
| Officer | CORIN HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 26/01/2026 – 25/06/2012 |
14/05/2025
resigned
12/04/2024
appointed
02/03/2009
appointed