| Tufting Engineering Consultants Limited | Professional & scientific | 2011 |
| Turbos. Inc Ltd | Wholesale & retail | 2020 |
| Turners Handling Ltd | Manufacturing | 2026 |
| Tweed 2 Ltd | Hospitality | 2018 |
| TZ Shake Cake N Roll Ltd | Hospitality | 2023 |
| UBC Core Ltd | Extraterritorial | 2022 |
| UBC DEV Ltd | Extraterritorial | 2022 |
| UBC Duophasic Ltd | Extraterritorial | 2022 |
| UBC Global Holdings Ltd | Financial services | 2025 |
| UBC IP Limited | Financial services | 2025 |
| UBC Motoflo Ltd | Extraterritorial | 2022 |
| UBC Store Ltd | Extraterritorial | 2022 |
| UBC UK Holdings Limited | Professional & scientific | 2025 |
| Ubzmedia Ltd | Information & communication | 2026 |
| Ucan Financial Services Limited | Wholesale & retail | 2016 |
| UK Auction Group Ltd | Wholesale & retail | 2024 |
| UK Montessori Nursery Ltd | Health & social care | 2006 |
| UK Wilson Power Limited | Wholesale & retail | 2021 |
| Ukmm Education CIC | Education | 2026 |
| Ultimate Allstars Ltd | Health & social care | 2025 |
| Ultra Reality Ltd | Real estate | 2020 |
| Ultrasaf Ltd | Public administration | 2023 |
| Umzy Ltd | Transport & logistics | 2025 |
| Unboxed Ltd | Water & waste | 2024 |
| Unique Kitchens (Cheshire) Ltd | Construction | 2022 |
| United Automobiles Limited | Administrative & support | 2025 |
| United Floor Sanding Company Ltd | Construction | 2024 |
| Unity Corporation Limited | Professional & scientific | 2012 |
| Universal Care Solutions Ltd | Health & social care | 2025 |
| Universal Logistic Enterprises Limited | Financial services | 2012 |
| Universal Properties (North) Limited | Real estate | 2022 |
| Unleashed IT Limited | Information & communication | 2011 |
| UP Clinical Solutions Limited | Health & social care | 2025 |
| Urban Soul Properties Limited | Real estate | 2017 |
| Urban Zoome Ltd | Administrative & support | 2023 |
| Usher IT Contract Solutions Limited | Information & communication | 2021 |
| Utility Four Ltd | Information & communication | 2013 |
| V-Music Ltd | Arts & recreation | 2018 |
| V. Glaze Ltd. | Construction | 1992 |
| V14 Ltd | Administrative & support | 2020 |
| Vale View Motorhomes Limited | Administrative & support | 2022 |
| Valetech Solutions Limited | Information & communication | 2007 |
| Vanta Web Ltd | Information & communication | 2022 |
| Varahi Stores Ltd | Wholesale & retail | 2025 |
| Vardy Group Limited | Extraterritorial | 2023 |
| Vardy Properties Limited | Real estate | 2026 |
| Varma Clinical Solutions Limited | Other services | 2017 |
| VCL (NW) Holdings Limited | Financial services | 2024 |
| VDA Support Services Ltd | Other services | 2025 |
| Vdara Limited | Wholesale & retail | 2015 |
| Vdubline Ltd | Wholesale & retail | 2018 |
| Vector Flooring Limited | Construction | 2022 |
| Velvet by Bree Ltd | Manufacturing | 2026 |
| Venture Disability Care Limited | Education | 2022 |
| Venture Gateway Shipping Ltd | Transport & logistics | 2024 |
| Vevo Blinds and Shutters Limited | Wholesale & retail | 2017 |
| Vicarage Gardens Management Limited | Households | 1988 |
| Vikingtreat Ltd | Wholesale & retail | 2019 |
| Village Immigration Services Ltd | Professional & scientific | 2011 |
| Virtual Plastics Limited | Wholesale & retail | 2014 |
| Visible Legal Marketing Ltd | Administrative & support | 2016 |
| Vision Hairdressing Ltd | Other services | 2012 |
| Vision Internet Limited | Information & communication | 2003 |
| Vista North 21 Limited | Manufacturing | 2023 |
| Vista North Limited | Manufacturing | 2018 |
| Vital B1 Ltd | Information & communication | 2017 |
| VJ CMS Solutions Limited | Manufacturing | 2010 |
| Vupservicesuk Ltd | Professional & scientific | 2026 |
| VVI Ltd | Professional & scientific | 2015 |
| W & B Formwork 1990 Limited | Construction | 2016 |
| W & S Commercial Services Limited | Professional & scientific | 2013 |
| W Beswick Electrical Services Ltd | Construction | 2020 |
| W J Dando Limited | Wholesale & retail | 1975 |
| W Mutch Developments Limited | Construction | 2019 |
| W.D. Seager Limited | Health & social care | 2023 |
| W.K.D. Security Limited | Other services | 2020 |
| W.Rigby(Stockport)Limited | Real estate | 1963 |
| Wakt Group Ltd | Hospitality | 2020 |
| Walker Lovell Limited | Administrative & support | 2012 |
| Walker-Green Animal Services Limited | Professional & scientific | 2026 |
| Wall Artz Ltd | Real estate | 2011 |
| Warm Front Eco Energy Limited | Construction | 2013 |
| Warm Front Energy Ltd | Construction | 2011 |
| Warm Front Limited | Construction | 2005 |
| Warm Front Upholstery Ltd | Other services | 2015 |
| Warwick Hall Cars Limited | Wholesale & retail | 2020 |
| Wascco Ltd | Wholesale & retail | 2026 |
| Washtec GAS Services Ltd | Other services | 2021 |
| Wayupcom Limited | Other services | 2025 |
| WBS Building Construction Limited | Construction | 2016 |
| WE DO the Books Ltd | Professional & scientific | 2018 |
| Webbhill Limited | Wholesale & retail | 2019 |
| Webmetro Ltd | Professional & scientific | 2018 |
| Weeping Jeff Ltd | Information & communication | 2023 |
| Weir Motors Ltd | Wholesale & retail | 2016 |
| Welmin Ignis Ltd | Information & communication | 2022 |
| Welton Property (Yorkshire) Limited | Households | 2021 |
| Wemoovals Ltd | Transport & logistics | 2025 |
| Werneth LOW Environment Group CIC | Professional & scientific | 2022 |
| Werneth Property Investments Limited | Real estate | 2021 |