| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | PHONON INNOVATIONS IP LTD | 🇬🇧Regno Unito | Active | 01/10/2025 – present |
| Person with significant control | AIRGON IPCO LTD | 🇬🇧Regno Unito | Active | 31/05/2025 – present |
| Person with significant control | AIRGON TECHNOLOGIES LTD | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Person with significant control | THE PROPERTY TAX REFUND ORGANISATION LIMITED | 🇬🇧Regno Unito | Active | 29/02/2024 – present |
12/05/2026
England → United Kingdom
28/03/2026
United Kingdom → England
06/04/2016
appointed