| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | GEOLOGIX LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – 06/04/2016 |
| Person with significant control | S D C SOFTWARE LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | GEOLOGIX SERVICES LIMITED | 🇬🇧United Kingdom | Active | 19/06/2024 – 06/04/2016 |
| Officer | S D C SOFTWARE LIMITED | 🇬🇧United Kingdom | Active | 15/01/2026 – present |
06/04/2016
appointed
06/04/2016
resigned
24/03/1993
appointed