| Skythorn Risk Management Ltd | Professional & scientific | 2016 |
| Slate Group Limited | Wholesale & retail | 2022 |
| South East Directional Drilling Services Limited | Construction | 2007 |
| South Woodham Bathroom Centre Limited | Wholesale & retail | 2004 |
| Southend & Benfleet Motorcycle Training Limited | Education | 2001 |
| Space Baby Ltd | Wholesale & retail | 2023 |
| Sphere Property Solutions Ltd | Construction | 2022 |
| Sprinklers Ltd | Public administration | 2022 |
| Ssfa Holdings Limited | Financial services | 2020 |
| Stanley Rose Consultants Limited | Financial services | 2020 |
| Stanton Forge Property Solutions Limited | Construction | 2016 |
| Steel River Homes Limited | Construction | 2021 |
| Steracon Ltd | Professional & scientific | 2023 |
| STL Property Maintenance Ltd | Administrative & support | 2022 |
| Stockton Property Holdings Limited | Wholesale & retail | 2022 |
| Stuart Property Group Ltd | Real estate | 2022 |
| Studio Regency Portfolio Limited | Real estate | 2025 |
| Susanna Inc. Ltd | Professional & scientific | 2023 |
| Suttons Fish & Chip Shop Ltd | Hospitality | 2022 |
| Sws&Sonholdings Ltd | Hospitality | 2022 |
| Talo Studio Limited | Wholesale & retail | 2025 |
| THE Bark Groomers Limited | Other services | 2025 |
| THE Energy Group Holdings Ltd | Administrative & support | 2022 |
| THE Fisherman Cottage Limited | Hospitality | 2020 |
| THE Olivia Partnership LLP | | 2017 |
| THE Stamina Group Ltd | Financial services | 2024 |
| THE Yorkshire Witch Ltd | Transport & logistics | 2021 |
| THE19THHOLE Ltd | Hospitality | 2022 |
| Third AGE Counselling | Health & social care | 2010 |
| Thirkleby Ltd | Construction | 2014 |
| This IS Only an Invest Ltd | Real estate | 2015 |
| Tigerleo Ltd | Hospitality | 2023 |
| Tommatt Developments (Constables House) Limited | Real estate | 2023 |
| Tonka Group Ltd | Real estate | 2018 |
| Tonks Drake Ltd | Real estate | 2019 |
| Tralee Penthouse Apartments Limited | Households | 2024 |
| Trusthouze Ltd | Financial services | 2014 |
| Twenty-Four Sixteen Properties Ltd | Real estate | 2021 |
| Uberlegen Software Development Limited | Information & communication | 2016 |
| Ultimo Safety Ltd | Manufacturing | 2020 |
| Uniq Plastic Solutions Limited | Wholesale & retail | 2011 |
| Universal Management Limited | Administrative & support | 2021 |
| UR Beauty and Make-Up LLP | | 2012 |
| Urban Revive Limited | Real estate | 2016 |
| V&E Houses Ltd | Real estate | 2022 |
| Velvet Digital Ltd | Health & social care | 2016 |
| Vicki Ullah Limited | Wholesale & retail | 2007 |
| Vijay Medical Services Limited | Health & social care | 2010 |
| VON Borchers-Verwaltungen Ltd | Construction | 2020 |
| Vortex Maintenance Limited | Construction | 2025 |
| VPE World Ltd | Wholesale & retail | 2023 |
| Wakewards Air Conditioning Limited | Construction | 2021 |
| Wealthyplaceproperties Ltd | Financial services | 2021 |
| Wellington Cars of Wokingham Limited | Transport & logistics | 2017 |
| Western Isles Fire Protection Ltd | Administrative & support | 2008 |
| Wolf & Dagger Ltd | Arts & recreation | 2022 |
| Woodlane Holdings Group Limited | Financial services | 2025 |
| World of Water | Professional & scientific | 1986 |
| X3H Ltd | Hospitality | 2024 |
| Xander SOL Ltd | Information & communication | 2025 |
| Xcel Enterprises Ltd | Wholesale & retail | 2026 |
| Yashvi Data Systems Limited | Information & communication | 2013 |
| Zariq Sher Ltd | Wholesale & retail | 2025 |