| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Person with significant control | ENGAGE BACK OFFICE LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – 05/02/2024 |
| Person with significant control | E-FLOW SERVICES LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – 30/01/2024 |
| Person with significant control | IAM GROUNDWORK’S & PLANT LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | MASON SCIENTIFIC LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | HOLM CAPITAL LTD | 🇬🇧Regno Unito | Active | 18/06/2024 – 01/12/2020 |
| Person with significant control | MEEKS TRADING LTD | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | MASON SERVICES LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | 3AE GROUP LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | MASON POWER SOLUTIONS LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | 53 DEGREES NW LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | BULLDOG FIREWORKS & DISPLAYS LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | BLESSED CONSULTING LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | ALBATROSS PROPERTY COMPANY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | ASTAR INTELLECT LTD | 🇬🇧Regno Unito | Dissolved | 19/06/2024 – present |
| Person with significant control | SECURITY SOFTWARE SOLUTIONS LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | TONY MASON SERVICES LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | ROSE RECRUITMENT LONDON LTD | 🇬🇧Regno Unito | Dissolved | 18/06/2024 – present |
| Person with significant control | THAMES ACTIVE LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | BLAKESPOOL PARK MANAGEMENT COMPANY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | ISM TECH LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | MASON CAPITAL INVESTMENTS LTD | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Person with significant control | KEY ENTRY LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Person with significant control | A. MASON SCAFFOLDING LTD | 🇬🇧Regno Unito | Proposal to strike off | 18/06/2024 – present |
| Person with significant control | MASON VENTURES GROUP LIMITED | — | Dissolved | 18/06/2024 – present |
| Person with significant control | — | — | Active | 19/06/2024 – present |
05/02/2024
resigned
30/01/2024
resigned
06/04/2016
appointed