| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | WILLIAMS PROPERTY VENTURES LIMITED | 🇬🇧United Kingdom | Active | 05/04/2026 – 23/07/2021 |
| Person with significant control | WILLIAMS PROPERTY VENTURES LIMITED | 🇬🇧United Kingdom | Active | 22/06/2024 – 09/07/2021 |
| Officer | HAFOD PROPERTIES LIMITED | 🇬🇧United Kingdom | Active | 10/04/2026 – present |
| Person with significant control | HAFOD PROPERTIES LIMITED | 🇬🇧United Kingdom | Active | 23/06/2024 – present |
| Person with significant control | WILLIAMS CLASSICS LIMITED | 🇬🇧United Kingdom | Active | 26/06/2024 – 29/03/2019 |
| Person with significant control | — | — | Active | 26/06/2024 – present |
| Person with significant control | JOHN WILLIAMS CONSERVATORIES LIMITED | 🇬🇧United Kingdom | Active | 20/06/2024 – present |
| Person with significant control | JOHN WILLIAMS GROUP HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 08/01/2024 – present |
| Officer | WILLIAMS CLASSICS LIMITED | 🇬🇧United Kingdom | Active | 06/05/2026 – 29/03/2019 |
| Officer | WALKAN LIMITED | — | Dissolved | 02/06/2026 – 30/09/2013 |
| Officer | WINDOW AND DOOR OUTLET LIMITED | — | Dissolved | 23/05/2026 – present |
| Officer | HAMILTON WAY LIMITED | — | Dissolved | 05/06/2026 – present |
| Officer | JOHN WILLIAMS GROUP HOLDINGS LIMITED | 🇬🇧United Kingdom | Active | 18/02/2026 – present |
24/09/2025
United Kingdom → Wales
21/06/2024
Wales → United Kingdom
14/09/2000
appointed