| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | THE NORMAN KNIGHT WHICHFORD LTD | 🇬🇧United Kingdom | Disuelta | 21/2/2026 – 5/8/2020 |
| Cargo | WILLIAMS MARINE AND WATERSPORTS LIMITED | 🇬🇧United Kingdom | Activa | 22/12/2025 – presente |
| Cargo | WILLAMS MARINE AND WATERSPORTS LIMITED | 🇬🇧United Kingdom | Disuelta | 18/4/2026 – presente |
| Cargo | MARK WILLIAMS RAIL SERVICES LTD | 🇬🇧United Kingdom | Disuelta | 11/6/2026 – presente |
| Cargo | KRAKEN YACHTS LIMITED | 🇬🇧United Kingdom | Activa | 22/4/2026 – 22/12/2017 |
| Cargo | CIVIL RESOURCING LTD | 🇬🇧United Kingdom | Disuelta | 10/5/2026 – presente |
| Cargo | WAVENEY CARAVANS LIMITED | — | Disuelta | 17/5/2026 – presente |
| Cargo | THE STONE STUDIO (UK) LTD | — | Disuelta | 18/5/2026 – presente |
| Cargo | MARK WILLIAMS CATERING LIMITED | — | Disuelta | 25/5/2026 – presente |
| Cargo | WAVENEY MOTORHOMES LIMITED | — | Disuelta | 25/5/2026 – presente |
| Cargo | FOUNDRY SQUARE LTD | — | Disuelta | 26/5/2026 – presente |
| Cargo | PRESTIGE BUILDING MANAGEMENT LTD | — | Disuelta | 31/5/2026 – 31/1/2011 |
| Cargo | POWERSOUND (UK) LIMITED | 🇬🇧United Kingdom | Activa | 3/4/2026 – presente |
11/6/2026
England → United Kingdom
3/6/2026
United Kingdom → England
8/7/2009
appointed