| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Persona con control significativo | ENGAGE BACK OFFICE LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – 5/2/2024 |
| Persona con control significativo | E-FLOW SERVICES LTD | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – 30/1/2024 |
| Persona con control significativo | IAM GROUNDWORK’S & PLANT LTD | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | MASON SCIENTIFIC LTD | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | HOLM CAPITAL LTD | 🇬🇧United Kingdom | Activa | 18/6/2024 – 1/12/2020 |
| Persona con control significativo | MEEKS TRADING LTD | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | MASON SERVICES LTD | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | 3AE GROUP LTD | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | MASON POWER SOLUTIONS LTD | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | 53 DEGREES NW LTD | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | BULLDOG FIREWORKS & DISPLAYS LTD | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | BLESSED CONSULTING LIMITED | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | ALBATROSS PROPERTY COMPANY LIMITED | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | ASTAR INTELLECT LTD | 🇬🇧United Kingdom | Disuelta | 19/6/2024 – presente |
| Persona con control significativo | SECURITY SOFTWARE SOLUTIONS LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | TONY MASON SERVICES LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | ROSE RECRUITMENT LONDON LTD | 🇬🇧United Kingdom | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | THAMES ACTIVE LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | BLAKESPOOL PARK MANAGEMENT COMPANY LIMITED | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | ISM TECH LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | KEY ENTRY LIMITED | 🇬🇧United Kingdom | Activa | 18/6/2024 – presente |
| Persona con control significativo | MASON CAPITAL INVESTMENTS LTD | 🇬🇧United Kingdom | Activa | 19/6/2024 – presente |
| Persona con control significativo | MASON VENTURES GROUP LIMITED | — | Disuelta | 18/6/2024 – presente |
| Persona con control significativo | — | — | Activa | 19/6/2024 – presente |
| Persona con control significativo | A. MASON SCAFFOLDING LTD | 🇬🇧United Kingdom | Solicitud de baja | 18/6/2024 – presente |
5/2/2024
resigned
30/1/2024
resigned
6/4/2016
appointed