| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | ADEPT COMMUNICATIONS SYSTEMS LTD | 🇬🇧Regno Unito | Active | 18/05/2026 – present |
| Officer | PINPOINT SATELLITE NAVIGATION LIMITED | 🇬🇧Regno Unito | Dissolved | 02/06/2026 – 08/10/2012 |
| Officer | HLXC REALISATIONS LIMITED | — | Dissolved | 10/02/2026 – 01/09/2011 |
| Officer | POSITION SYSTEMS LIMITED | 🇬🇧Regno Unito | Active | 20/04/2026 – 21/01/2019 |
| Officer | COGNETIVE LTD | 🇬🇧Regno Unito | Dissolved | 05/06/2026 – present |
21/01/2019
resigned
08/10/2012
resigned
15/02/2008
appointed