| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | SHEARWATER GROUP PLC | 🇬🇧United Kingdom | Active | 04/03/2026 – present |
| Officer | FUSION AIR TRAFFIC SERVICES LIMITED | — | Dissolved | 13/05/2026 – present |
| Officer | LEIDOS INNOVATIONS UK LTD | 🇬🇧United Kingdom | Active | 16/01/2026 – 31/12/2015 |
| Officer | UK SEABED RESOURCES LIMITED | 🇬🇧United Kingdom | Active | 19/05/2026 – 31/12/2015 |
| Officer | LOCKHEED MARTIN AEROSPACE SYSTEMS INTEGRATION, LLC | 🇺🇸United States | Active | 08/01/2026 – 31/12/2015 |
24/10/2016
appointed
31/12/2015
resigned
12/02/2009
appointed