| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ORREX MEDICAL TECHNOLOGIES LTD | 🇬🇧Regno Unito | Dissolved | 14/05/2026 – 29/10/2016 |
| Officer | HYDRACARTILAGE LIMITED | — | Dissolved | 19/05/2026 – 01/07/2014 |
| Officer | GENERAL ORTHOPAEDICS LTD | 🇬🇧Regno Unito | Dissolved | 25/05/2026 – 22/02/2011 |
| Officer | BIOVATION UK LIMITED | — | Dissolved | 04/06/2026 – 24/02/2014 |
| Officer | ORTHOPAEDIC INNOVATION (REALISATIONS) LIMITED | — | Dissolved | 06/06/2026 – 12/11/2008 |
| Officer | V O DESIGN & INNOVATION LIMITED | 🇬🇧Regno Unito | Dissolved | 20/01/2026 – 31/07/2025 |
31/07/2025
resigned
29/10/2016
resigned
14/04/1998
appointed