| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | J WARNER ELECTRICAL SERVICES LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Officer | RENEWABLE GRANTS UK LTD | 🇬🇧Regno Unito | Dissolved | 11/02/2026 – 02/09/2024 |
| Person with significant control | RENEWABLE GRANTS UK LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | GREEN BUG ENERGY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | WARNER DEVELOPMENTS LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | MARVELLOUS MYCOLOGY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – 01/02/2024 |
| Person with significant control | WARNER PLANNING SERVICES LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | ELANDSDRIFT COCKER SPANIELS LTD | 🇬🇧Regno Unito | Active | 06/06/2024 – 01/08/2025 |
| Person with significant control | WARNER VISION LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | STANLEY NELSON INTERIORS LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
10/04/2026
United Kingdom → England
08/12/2025
Scotland → United Kingdom
06/04/2016
appointed