| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | UK MENTAL HEALTH TRANSPORT LTD | 🇬🇧Regno Unito | Active | 14/04/2026 – present |
| Officer | INVEST IN PROPERTIES NE LIMITED | 🇬🇧Regno Unito | Dissolved | 18/04/2026 – present |
| Person with significant control | — | — | Active | 26/06/2024 – present |
| Officer | LRH ACCOUNTANCY SERVICES LTD | 🇬🇧Regno Unito | Dissolved | 06/05/2026 – present |
| Person with significant control | HARRISON & OSBORNE LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Person with significant control | JOHN HARRISON (SPORTS) LIMITED | 🇬🇧Regno Unito | Active | 23/06/2024 – 05/11/2021 |
| Person with significant control | — | — | Active | 26/06/2024 – present |
| Officer | CROPTON TRANSPORT LTD | 🇬🇧Regno Unito | Dissolved | 11/05/2026 – 14/03/2017 |
| Officer | HARRISON ARBORICULTURE LTD. | 🇬🇧Regno Unito | Active | 10/05/2026 – present |
| Officer | INTERNATIONAL SEAFOODS LIMITED | — | Active | 21/05/2026 – 18/02/2016 |
| Officer | JOHN HARRISON (SPORTS) LIMITED | 🇬🇧Regno Unito | Active | 15/12/2025 – present |
21/05/2026
United Kingdom → England
11/05/2026
England → United Kingdom
23/09/2002
appointed