| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | O'BRIEN FINE FOODS LEEMING BAR LIMITED | 🇬🇧United Kingdom | Active | 16/01/2026 – present |
| Person with significant control | O'BRIEN FINE FOODS LEEMING BAR LIMITED | 🇬🇧United Kingdom | Active | 25/09/2025 – present |
| Person with significant control | O'BRIEN FINE FOODS INVESTMENTS LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Officer | O'BRIEN FINE FOODS INVESTMENTS LIMITED | 🇬🇧United Kingdom | Active | 10/02/2026 – present |
| Person with significant control | HUBBER STAYS LTD | 🇬🇧United Kingdom | Dissolved | 18/06/2024 – present |
| Person with significant control | FITNESS CAPITAL LTD | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | EASY CHOICE CARS LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | UNIVERSAL PSV LTD | 🇬🇧United Kingdom | Dissolved | 18/06/2024 – present |
| Officer | BEARFIELDS OF LONDON LIMITED | 🇬🇧United Kingdom | Active | 31/03/2026 – present |
| Person with significant control | O'BRIEN FINE FOODS HOLDINGS (UK) LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – present |
| Person with significant control | O'BRIEN SECURITY CONSULTANTS LTD | 🇬🇧United Kingdom | Dissolved | 19/06/2024 – present |
| Person with significant control | BROOKSON (5482M) LIMITED | 🇬🇧United Kingdom | Active | 19/06/2024 – present |
| Person with significant control | HERTS PATHS & PATIOS LIMITED | 🇬🇧United Kingdom | Dissolved | 19/06/2024 – present |
| Person with significant control | O'BRIEN ENGINEERING CONSULTANCY LTD | — | Active | 18/06/2024 – present |
| Person with significant control | JOHN O'BRIEN ARCHITECTURAL CONSULTANTS LTD | 🇬🇧United Kingdom | Active | 19/06/2024 – present |
| Person with significant control | JOHN O'BRIEN CONSTRUCTION LTD | — | Active | 18/06/2024 – present |
| Person with significant control | MERLIN HEATING DISTRIBUTORS LIMITED | 🇬🇧United Kingdom | Liquidation | 18/06/2024 – present |
| Person with significant control | MEDICAL TALENT LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Person with significant control | JOHN O'BRIEN REMOVALS LTD | — | Active | 19/06/2024 – present |
| Person with significant control | THE RADIATOR BOUTIQUE LIMITED | — | Dissolved | 18/06/2024 – present |
| Person with significant control | JOHN O'BRIEN ESTATES LTD | — | Active | 18/06/2024 – present |
25/09/2024
appointed
19/06/2024
Ireland → United Kingdom
06/04/2016
appointed