| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | TRURO CATHEDRAL LIMITED | 🇬🇧United Kingdom | Active | 17/12/2025 – present |
| Officer | STRONG ROOTS FOOD COMPANY UK LIMITED | 🇬🇧United Kingdom | Active | 22/04/2026 – 09/12/2021 |
| Officer | SEAN O'NEILL SECURITY LIMITED | 🇬🇧United Kingdom | Dissolved | 16/06/2026 – present |
| Officer | SEAN O'NEILL SECURITY LIMITED | 🇬🇧United Kingdom | Dissolved | 16/06/2026 – present |
| Officer | ONEILL DEVELOPMENTS LTD | — | Dissolved | 07/05/2026 – present |
| Officer | SEAN O'NEILL EDUCATION ADVISOR LTD | 🇬🇧United Kingdom | Dissolved | 13/05/2026 – present |
| Officer | ADRIANS WALK MANAGEMENT (NUMBER 3) COMPANY LTD | 🇬🇧United Kingdom | Active | 01/06/2026 – 13/05/2011 |
09/12/2021
resigned
05/05/2020
appointed
22/04/2009
appointed