| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | WALKER TURNBULL LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | GEOCON SITE INVESTIGATIONS LTD | 🇬🇧United Kingdom | Active | 19/06/2024 – present |
| Person with significant control | I WALKER LTD | 🇬🇧United Kingdom | Proposal to strike off | 18/06/2024 – present |
16/04/2023
appointed
25/01/2017
appointed
06/04/2016
appointed