| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | HIGH ROAD SERVICES LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – 01/02/2019 |
| Person with significant control | TWYFORD 1951 LIMITED | 🇬🇧Regno Unito | Proposal to strike off | 19/06/2024 – present |
| Person with significant control | — | — | Active | 19/06/2024 – present |
| Person with significant control | JOHN ALEXANDER ENGINEERING LTD | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Officer | JOHN ALEXANDER ENGINEERING LTD | 🇬🇧Regno Unito | Active | 15/12/2025 – present |
19/06/2024
Scotland → England
01/02/2019
resigned
29/11/2011
appointed