| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | ULTRAPOWER LTD | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | UK GATE SOLUTIONS LIMITED | — | Liquidation | 19/06/2024 – present |
| Person with significant control | HOUSE OF HARRISON LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | INTERNATIONAL HEALTH TRAINING MANAGEMENT LTD | 🇬🇧Regno Unito | Dissolved | 26/06/2024 – present |
| Person with significant control | REHAB JIGSAW LIMITED | 🇬🇧Regno Unito | Active | 13/04/2026 – present |
| Person with significant control | R L HARRISON CONSTRUCTION LIMITED | — | Active | 13/04/2026 – 15/12/2019 |
| Person with significant control | MICHAEL & LISA HARRISON PROPERTIES LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | J HARRISON & SON LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 06/04/2016 |
| Person with significant control | FIVE ACRE KOI SUPPLIES LTD | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
09/02/2023
appointed
15/04/2021
appointed
06/04/2016
appointed