| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | GRIFFITHS TECHNICAL LTD | — | Dissolved | 18/06/2024 – 26/08/2021 |
| Person with significant control | ARNCLIFFE LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 08/09/2017 |
| Person with significant control | BRYN GRIFFITHS LTD | — | Active | 18/06/2024 – present |
| Person with significant control | OXFORD CRITICAL CARE LTD | 🇬🇧Regno Unito | Active | 15/01/2024 – present |
| Officer | OXFORD CRITICAL CARE LTD | 🇬🇧Regno Unito | Active | 26/02/2026 – present |
26/08/2021
resigned
12/03/2019
appointed
24/01/2011
appointed