| Stock Contracts Limited | Construction | 2019 |
| Strategic Operations Solutions Limited | Administrative & support | 2026 |
| Succession Plan Coach Ltd | Professional & scientific | 2022 |
| Summercorp Investments Ltd | Real estate | 2021 |
| Superior Builders Limited | Construction | 1997 |
| Supplies Online Limited | Wholesale & retail | 2015 |
| SW Consultancy Services Limited | Professional & scientific | 2022 |
| T K S Trade Sourcing Company Limited | Wholesale & retail | 1993 |
| T.H Building Company Limited | Construction | 2017 |
| Thames Window Service Limited | Construction | 2016 |
| THE House of Remolino Ltd | Wholesale & retail | 2024 |
| THE UK FM Group Limited | Administrative & support | 2025 |
| TK Personnel Ltd | Administrative & support | 2024 |
| Tmsh Ltd | Professional & scientific | 2012 |
| TRA Pallets Limited | Transport & logistics | 2024 |
| Trigg Tools Ltd | Wholesale & retail | 2025 |
| Vaqueiros Ltd | Professional & scientific | 2025 |
| VEB Consultants Limited | Other services | 2026 |
| W Consultancy Limited | Professional & scientific | 2013 |
| Ward Simpson Ltd | Administrative & support | 2002 |
| Westbound Air Services Limited | Extraterritorial | 2013 |
| Westbound Holdings Ltd | Real estate | 2021 |
| Westbound Logistics Services Limited | Transport & logistics | 2009 |
| Westbound Management Ltd | Professional & scientific | 2015 |
| Westbury Accountancy Limited | Professional & scientific | 2016 |
| Westbury Business Management Limited | Administrative & support | 2004 |
| Westbury Consultancy LLP | | 2012 |
| WMT Estates Limited | Real estate | 2005 |
| YD International Ltd | Arts & recreation | 2025 |