| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | BOREHOLE IMAGE & CORE SPECIALISTS LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 19/06/2024 – present |
| Person with significant control | WALKER GEOSCIENCE LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Officer | WALKER GEOSCIENCE LIMITED | 🇬🇧Regno Unito | Active | 05/02/2026 – present |
06/06/2017
appointed
04/02/2017
appointed
04/02/2010
appointed