| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | WILLIAMS PROPERTY VENTURES LIMITED | 🇬🇧United Kingdom | Activa | 5/4/2026 – 23/7/2021 |
| Persona con control significativo | WILLIAMS PROPERTY VENTURES LIMITED | 🇬🇧United Kingdom | Activa | 22/6/2024 – 9/7/2021 |
| Cargo | HAFOD PROPERTIES LIMITED | 🇬🇧United Kingdom | Activa | 10/4/2026 – presente |
| Persona con control significativo | HAFOD PROPERTIES LIMITED | 🇬🇧United Kingdom | Activa | 23/6/2024 – presente |
| Persona con control significativo | WILLIAMS CLASSICS LIMITED | 🇬🇧United Kingdom | Activa | 26/6/2024 – 29/3/2019 |
| Persona con control significativo | — | — | Activa | 26/6/2024 – presente |
| Persona con control significativo | JOHN WILLIAMS CONSERVATORIES LIMITED | 🇬🇧United Kingdom | Activa | 20/6/2024 – presente |
| Persona con control significativo | JOHN WILLIAMS GROUP HOLDINGS LIMITED | 🇬🇧United Kingdom | Activa | 8/1/2024 – presente |
| Cargo | WILLIAMS CLASSICS LIMITED | 🇬🇧United Kingdom | Activa | 6/5/2026 – 29/3/2019 |
| Cargo | WALKAN LIMITED | — | Disuelta | 2/6/2026 – 30/9/2013 |
| Cargo | WINDOW AND DOOR OUTLET LIMITED | — | Disuelta | 23/5/2026 – presente |
| Cargo | HAMILTON WAY LIMITED | — | Disuelta | 5/6/2026 – presente |
| Cargo | JOHN WILLIAMS GROUP HOLDINGS LIMITED | 🇬🇧United Kingdom | Activa | 18/2/2026 – presente |
24/9/2025
United Kingdom → Wales
21/6/2024
Wales → United Kingdom
14/9/2000
appointed