| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | GIBSON INNOVATIONS UK LIMITED | — | Dissolved | 15/05/2026 – 18/03/2014 |
| Officer | SPEECH PROCESSING SOLUTIONS UK LIMITED | 🇬🇧United Kingdom | Active | 19/05/2026 – 30/06/2012 |
| Officer | TP VISION UNITED KINGDOM LTD | 🇬🇧United Kingdom | Active | 22/05/2026 – 01/04/2012 |
| Officer | ASSEMBLEON UK LIMITED | — | Dissolved | 26/05/2026 – 03/04/2011 |
| Officer | PHILIPS ELECTRONICS UK LIMITED | 🇬🇧United Kingdom | Active | 28/01/2026 – 15/12/2015 |
| Officer | — | — | Active | 04/02/2026 – 15/12/2015 |
| Officer | PHILIPS U.K. LIMITED | 🇬🇧United Kingdom | Active | 28/01/2026 – 15/12/2015 |
| Officer | PHILIPS TRUSTEE COMPANY LIMITED | 🇬🇧United Kingdom | Active | 01/06/2026 – 15/12/2015 |
15/12/2015
resigned
18/03/2014
resigned
01/11/2010
appointed