| Rol | Empresa | País | Estado | Período |
|---|---|---|---|---|
| Cargo | SUBSTANTIAL MANCO LIMITED | 🇬🇧United Kingdom | Activa | 17/3/2026 – presente |
| Cargo | NETXCO LIMITED | 🇬🇧United Kingdom | Disuelta | 18/3/2026 – presente |
| Cargo | BRSK LIMITED | 🇬🇧United Kingdom | Activa | 6/4/2026 – presente |
| Cargo | SALTCO II LIMITED | 🇬🇧United Kingdom | Activa | 21/3/2026 – presente |
| Cargo | BRSK ISP LIMITED | 🇬🇧United Kingdom | Activa | 20/1/2026 – presente |
| Cargo | SUBSTANTIAL HOLDCO LIMITED | 🇬🇧United Kingdom | Activa | 18/3/2026 – presente |
| Cargo | THE ONE TOUCH SWITCHING COMPANY LIMITED | 🇬🇧United Kingdom | Activa | 28/3/2026 – 11/8/2025 |
| Cargo | SUBSTANTIAL MIDCO 2 LIMITED | 🇬🇧United Kingdom | Activa | 31/3/2026 – presente |
| Cargo | SUBSTANTIAL TOPCO LIMITED | 🇬🇧United Kingdom | Activa | 4/4/2026 – 29/9/2022 |
| Cargo | SUBSTANTIAL MIDCO LIMITED | 🇬🇧United Kingdom | Activa | 5/4/2026 – presente |
| Cargo | SUBSTANTIAL BIDCO LIMITED | 🇬🇧United Kingdom | Activa | 5/4/2026 – presente |
| Cargo | SUBSTANTIAL GROUP LIMITED | 🇬🇧United Kingdom | Activa | 9/4/2026 – presente |
| Cargo | YOUFIBRE LIMITED | 🇬🇧United Kingdom | Activa | 17/12/2025 – presente |
| Cargo | NETOMNIA LIMITED | 🇬🇧United Kingdom | Activa | 11/4/2026 – presente |
11/8/2025
resigned
17/3/2025
appointed
6/10/2020
appointed