| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | CASTELL GROUP LTD | 🇬🇧Regno Unito | Active | 07/11/2025 – present |
| Person with significant control | CASTELL CONSTRUCTION LTD | 🇬🇧Regno Unito | Active | 08/11/2025 – present |
| Person with significant control | CLIVE HILL GCP INVESTMENTS LIMITED | — | Active | 26/06/2024 – present |
| Person with significant control | CLIVE HILL LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
30/10/2025
appointed
13/12/2019
appointed
06/04/2016
appointed