| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | BUMBLEBEE POWER LTD | 🇬🇧United Kingdom | Active | 14/04/2026 – present |
| Person with significant control | CALLAN EOT LIMITED | 🇬🇧United Kingdom | Active | 29/09/2025 – present |
| Officer | CALLAN EOT LIMITED | 🇬🇧United Kingdom | Active | 15/03/2026 – present |
| Officer | OCM WEALTH MANAGEMENT HOLDING COMPANY LIMITED | 🇬🇧United Kingdom | Active | 07/04/2026 – present |
| Person with significant control | CALLAN METHOD GROUP LIMITED | 🇬🇧United Kingdom | Active | 18/06/2024 – present |
| Officer | CALLAN WORKS LIMITED | 🇬🇧United Kingdom | Active | 26/05/2026 – present |
| Officer | CALLAN METHOD ORGANISATION LIMITED | 🇬🇧United Kingdom | Active | 27/04/2026 – present |
| Officer | CALLAN METHOD INTERNATIONAL LIMITED | 🇬🇧United Kingdom | Dissolved | 24/12/2025 – present |
| Officer | CALLAN ONLINE LIMITED | 🇬🇧United Kingdom | Active | 19/12/2025 – present |
| Officer | CALLAN METHOD GROUP LIMITED | 🇬🇧United Kingdom | Active | 15/12/2025 – present |
| Officer | OCM WEALTH MANAGEMENT LIMITED | 🇬🇧United Kingdom | Active | 20/04/2026 – 16/04/2026 |
| Officer | CRESPRIDE LIMITED | 🇬🇧United Kingdom | Active | 30/03/2026 – present |
16/04/2026
resigned
07/04/2026
England
29/01/2013
appointed