| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | JOHN SIMPSON GROUP LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Person with significant control | JOHN SIMPSON CIVILS LIMITED | 🇬🇧United Kingdom | Active | 24/06/2024 – present |
16/11/2020
appointed
06/04/2016
appointed