| Triton Holdings (WSM) Limited | Real estate | 2021 |
| TRJ Building Solutions Ltd | Construction | 2021 |
| Troy Hayes Carpentry Ltd | Manufacturing | 2025 |
| Truck Cleaning Enterprises Ltd | Transport & logistics | 2017 |
| True Agility Ltd | Information & communication | 2020 |
| True Technology Solutions Limited | Information & communication | 2026 |
| Truenorth Aerials Ltd | Professional & scientific | 2026 |
| Truman Capital Limited | Other services | 2008 |
| Truselv Ltd | Wholesale & retail | 2026 |
| Trust Inheritance Group Limited | Other services | 2018 |
| Trust Inheritance Limited | Professional & scientific | 1990 |
| Tsamuel HGV Ltd | Transport & logistics | 2026 |
| Tudor Catering Trailers Limited | Manufacturing | 2002 |
| Tudor Rose Management Company (Weston-Super-Mare) Limited | Households | 2009 |
| Tukoza Essence Ltd | Manufacturing | 2026 |
| Tunnel Vision Film Ltd | Professional & scientific | 2022 |
| Turkish Style Barber AP Ltd | Other services | 2025 |
| Turnabout School of Motoring Ltd | Education | 2025 |
| Turnberry Properties Ltd | Construction | 2020 |
| Turnkey Claim Solutions Ltd | Professional & scientific | 2012 |
| Turnkey Electrical Solutions Ltd | Construction | 2022 |
| TV Leisure Ltd | Wholesale & retail | 2025 |
| TV Spares Ltd | Wholesale & retail | 2026 |
| TVG Hospitality Limited | Hospitality | 2015 |
| TWENTY3 LLC Ltd | Other services | 2017 |
| Twice Circled Limited | Information & communication | 2012 |
| Twin Z PMS Limited | Real estate | 2022 |
| Twist & Shout Advertising and Communications Limited | Professional & scientific | 2011 |
| Two Coombe Road Limited | Households | 2026 |
| Two Vauxhall Villas Property Management Limited | Households | 2004 |
| Two Worlds Holdings Limited | Real estate | 2018 |
| Twosix Communications Ltd | Information & communication | 2021 |
| Tyler Ganfield Ltd | Other services | 2018 |
| UK Mcnos OIL Ltd | Extraterritorial | 2020 |
| UK Milton Crops Group Co., Ltd | Extraterritorial | 2020 |
| UK Tech-Fest Ltd | Arts & recreation | 2015 |
| UK Web Promotions Limited | Information & communication | 2014 |
| UK Yierkykang Shoes Co., Limited | Administrative & support | 2016 |
| Ukhifu Limited | Professional & scientific | 2010 |
| Uktc Ltd | Other services | 2019 |
| Uktc Taunton Ltd | Other services | 2019 |
| Ultimate Complex Care Ltd | Health & social care | 2020 |
| Ultimate FUN Obsessions Limited | Wholesale & retail | 2003 |
| Ultimate Healthcare Specialists Limited | Administrative & support | 2015 |
| Ultraclad Ltd | Construction | 2021 |
| Ungureanu Ltd | Administrative & support | 2017 |
| Unidrivers Limited | Transport & logistics | 2021 |
| Unit 45 Performance Centre Limited | Arts & recreation | 2026 |
| United Storage Facilities Ltd | Transport & logistics | 2021 |
| Unity Ember Cares Ltd | Health & social care | 2025 |
| Unity Tyre Company Limited | Wholesale & retail | 2024 |
| Universal Asset Group Ltd | Wholesale & retail | 2026 |
| Universal Exports 007 UK Ltd | Professional & scientific | 2013 |
| Unlimited Peace Ltd | Real estate | 2026 |
| Untamed Apparel Ltd | Wholesale & retail | 2025 |
| UP IS Down Technical Services Limited | Extraterritorial | 2021 |
| Uphill Court Flats (Management) Limited | Households | 1994 |
| Uphill Licensed Boatmen and Registered Fishermans Association Limited | Agriculture & fishing | 2023 |
| Uphill Marina Limited | Hospitality | 2018 |
| Uphill Village Osteopaths Limited | Health & social care | 2020 |
| Uppercut Hair Salons Limited | Other services | 1988 |
| Upvitas Limited | Other services | 2022 |
| Urban Design Practice Ltd | Professional & scientific | 2012 |
| Urban Ice Recovery Ltd | Wholesale & retail | 2023 |
| USE Your Space Ltd | Construction | 2025 |
| Used Cars of Somerset Ltd | Wholesale & retail | 2019 |
| Utopia Land Ltd | Real estate | 2024 |
| UWA Ngbede Limited | Wholesale & retail | 2024 |
| V Clean Group Ltd | Administrative & support | 2024 |
| V Gould Limited | Arts & recreation | 2013 |
| V24 Football Academy Ltd | Education | 2020 |
| Valere Developments Limited | Construction | 2026 |
| Valiant South Best Limited | Information & communication | 2023 |
| Valimed Ltd | Construction | 2021 |
| Valour Recruitment Limited | Administrative & support | 2021 |
| Van Veen Ltd | Other services | 2008 |
| Vangap Limited | Transport & logistics | 2017 |
| Vantage Horizon Capital Ltd | Administrative & support | 2026 |
| Vantage Horizon Holdings Ltd | Financial services | 2026 |
| Vantage Trading Group Ltd | Administrative & support | 2025 |
| Vaper Trails (WSM) Ltd | Wholesale & retail | 2013 |
| Vapor Clean Ltd | Administrative & support | 2012 |
| Varghund DRS Limited | Professional & scientific | 2019 |
| Vargr Properties Limited | Real estate | 2024 |
| Varipac UK Limited | Manufacturing | 2007 |
| VBC & AP Residents Management Company Ltd | Households | 2025 |
| VBR Ltd | Transport & logistics | 2018 |
| Vdrt Limited | Professional & scientific | 2011 |
| Vector High Voltage Engineering Ltd | Professional & scientific | 2025 |
| Veenat Ltd | Households | 2024 |
| Vellopte Trading Limited | Wholesale & retail | 2025 |
| Velvet Clean Solutions Limited | Administrative & support | 2025 |
| Vendor Venture Ltd | Wholesale & retail | 2025 |
| Venisonute Limited | Households | 1979 |
| Venns Trucking and Transport Ltd | Transport & logistics | 2017 |
| Ventilation Hygiene Ltd | Administrative & support | 2021 |
| Vetus Engineering Ltd | Manufacturing | 2014 |
| VIB86 Limited | Transport & logistics | 2023 |
| Vicarage Court Burnham-On-Sea Residents Association Limited | Households | 1980 |
| Vick SW Plumbing and Heating Ltd | Construction | 2025 |