| Person with significant control | SESTRIERE PRODUCTS LIMITED | 🇬🇧Regno Unito | Active | 20/03/2026 – present |
| Person with significant control | MAINSTREAM FOODS LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Officer | MAINSTREAM PROPERTY COMPANY LTD | 🇬🇧Regno Unito | Active | 21/12/2025 – present |
| Person with significant control | PRIMA PROSPER LIMITED | 🇬🇧Regno Unito | Active | 29/09/2025 – present |
| Officer | MAINSTREAM IT SERVICES LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Officer | MAINSTREAM RETAIL SOLUTIONS LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Officer | MAINSTREAM COMPUTER SYSTEMS LIMITED | 🇬🇧Regno Unito | Active | 31/01/2026 – present |
| Person with significant control | MAINSTREAM PROPERTY COMPANY LTD | 🇬🇧Regno Unito | Active | 21/06/2024 – present |
| Officer | MAINSTREAM PROPERTY COMPANY LTD | 🇬🇧Regno Unito | Active | 05/02/2026 – present |
| Officer | MAINSTREAM AUTOS LIMITED | 🇬🇧Regno Unito | Active | 28/01/2026 – present |
| Person with significant control | MAINSTREAM AUTOS LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Officer | MAINSTREAM AUTOS LIMITED | 🇬🇧Regno Unito | Active | 28/01/2026 – present |
| Person with significant control | MAINSTREAM COMPUTER SYSTEMS LIMITED | 🇬🇧Regno Unito | Active | 17/01/2024 – present |
| Person with significant control | MAINSTREAM HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 19/06/2024 – present |
| Officer | MAINSTREAM HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Person with significant control | MAINSTREAM IT SERVICES LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Officer | MAINSTREAM IT SERVICES LIMITED | 🇬🇧Regno Unito | Active | 31/03/2026 – present |
| Person with significant control | MAINSTREAM LABS LIMITED | 🇬🇧Regno Unito | Active | 18/06/2024 – present |
| Officer | MAINSTREAM LABS LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Officer | MAINSTREAM LABS LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Officer | MAINSTREAM HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 11/04/2026 – present |
| Person with significant control | MAINSTREAM RETAIL SOLUTIONS LIMITED | 🇬🇧Regno Unito | Active | 23/06/2024 – 01/02/2026 |
| Officer | MAINSTREAM RETAIL SOLUTIONS LIMITED | 🇬🇧Regno Unito | Active | 26/02/2026 – present |
| Person with significant control | AAK INCORPORATED LIMITED | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Person with significant control | AWK ENTERPRISES LIMITED | 🇬🇧Regno Unito | Active | 24/06/2024 – present |
| Person with significant control | SAFA TECHNOLOGY LTD | 🇬🇧Regno Unito | Active | 26/06/2024 – present |
| Person with significant control | GOLDEN SANDS CAFE BAR LTD | 🇬🇧Regno Unito | Active | 20/06/2024 – 01/01/2021 |
| Person with significant control | EVO PROPERTY SOLUTIONS LTD | 🇬🇧Regno Unito | Dissolved | 26/06/2024 – 23/10/2017 |
| Person with significant control | SILENTCON LIMITED | 🇬🇧Regno Unito | Dissolved | 23/06/2024 – 01/12/2017 |
| Person with significant control | TEACH PLUS LIMITED | 🇬🇧Regno Unito | Dissolved | 26/06/2024 – present |
| Person with significant control | MAINSTREAM CONSULTING LIMITED | — | Active | 26/06/2024 – present |
| Officer | NOVAK READING LTD | 🇬🇧Regno Unito | Active | 09/05/2026 – present |
| Officer | MAINSTREAM CONSULTING LIMITED | — | Active | 21/05/2026 – present |
| Officer | EADOCX LIMITED | 🇬🇧Regno Unito | Dissolved | 18/03/2026 – 28/02/2011 |
| Officer | MAINSTREAM FOODS LIMITED | 🇬🇧Regno Unito | Active | 18/03/2026 – present |
| Officer | MAINSTREAM FOODS LIMITED | 🇬🇧Regno Unito | Active | 18/03/2026 – present |
| Officer | MAINSTREAM COMPUTER SYSTEMS LIMITED | 🇬🇧Regno Unito | Active | 31/01/2026 – 01/12/2020 |
