| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | NUFORMIX TECHNOLOGIES LIMITED | 🇬🇧Regno Unito | Active | 06/06/2026 – 09/09/2019 |
| Officer | ASSUREDNANO LIMITED | — | Dissolved | 06/06/2026 – 03/08/2018 |
| Officer | BIOSOURCE WALES LIMITED | — | Dissolved | 02/06/2026 – 03/08/2018 |
| Officer | PRIMARY DISPERSIONS LIMITED | — | Dissolved | 04/06/2026 – 03/08/2018 |
| Officer | FLEXARRAY LIMITED | — | Dissolved | 17/05/2026 – 03/08/2018 |
09/09/2019
resigned
03/08/2018
resigned
23/03/2016
appointed