| TSJ Gardening Limited | Water & waste | 2025 |
| Tudor Road Shack Ltd | Hospitality | 2024 |
| Tumblestone One Ltd | Construction | 2026 |
| TUN Mech-Tech Ltd | Construction | 2019 |
| Turn UP the Base Ltd | Hospitality | 2020 |
| TW Management & Consultancy Ltd | Professional & scientific | 2025 |
| Twenty Thirty Investments Limited | Real estate | 2018 |
| TZ Express Logistic Ltd | Transport & logistics | 2025 |
| Ufpcc Services Limited | Professional & scientific | 2011 |
| UK Brickwork Ltd | Construction | 2025 |
| UK Door Store Ltd | Wholesale & retail | 2018 |
| UK Holograms Ltd | Information & communication | 2026 |
| UK Toll PAY Ltd | Transport & logistics | 2025 |
| Unexampled Apparel Ltd | Manufacturing | 2025 |
| United Options Limited | Administrative & support | 2013 |
| Urban Fork Ltd | Hospitality | 2025 |
| Urban IT Solutions Limited | Information & communication | 2004 |
| Utopia HR Ltd | Administrative & support | 2024 |
| Utopia Imports Ltd | Other services | 2021 |
| Valhalla Communications Ltd | Information & communication | 2026 |
| Valprop Ltd | Extraterritorial | 2012 |
| Valprop Plus Ltd | Extraterritorial | 2017 |
| Van Rental 4U Ltd | Administrative & support | 2024 |
| Vanko Quality Cleaning Ltd | Administrative & support | 2025 |
| Vargas & Hudson Limited | Information & communication | 2025 |
| VAT Specialists Limited | Professional & scientific | 2009 |
| Vaultbyjames Ltd | Wholesale & retail | 2026 |
| Vector IT Solutions Limited | Information & communication | 2006 |
| Velocity Industries Limited | Administrative & support | 2008 |
| Vendology Limited | Hospitality | 2024 |
| Veni Logistics Ltd | Transport & logistics | 2017 |
| Ventcroft Limited | Manufacturing | 1991 |
| Venture Energy Ltd | Construction | 2025 |
| Vera GOO Limited | Wholesale & retail | 2024 |
| Vibra Manufacturing Ltd | Manufacturing | 2025 |
| Victoria Shine Car Wash Ltd | Administrative & support | 2025 |
| Vincam Group Limited | Financial services | 2024 |
| Vincit Capital Partners LLP | | 2021 |
| Vincitech Group Limited | Information & communication | 2020 |
| Virom Limited | Transport & logistics | 2015 |
| Vision TDM Limited | Professional & scientific | 2010 |
| Vision-Cms Ltd | Professional & scientific | 2020 |
| Visual Perception World Limited | Professional & scientific | 2026 |
| Vivid One Eight Limited | Professional & scientific | 2026 |
| VMH Trading Ltd | Wholesale & retail | 2025 |
| Voltex Clothing Ltd | Wholesale & retail | 2025 |
| VP Wellbeing (Valuing People's Wellbeing) CIC | Health & social care | 2017 |
| VR Bathrooms Ltd | Construction | 2019 |
| VR Stores Limited | Wholesale & retail | 2021 |
| VR Warehouse Ltd | Information & communication | 2020 |
| VTS Consultancy (UK) Limited | Administrative & support | 2012 |
| W.A. Ventures Limited | Construction | 2013 |
| Walker-Ford Fitness Holdings Ltd | Health & social care | 2020 |
| Walsh Legacy Investments Limited | Real estate | 2026 |
| Wardell Roberts (UK) Limited | Professional & scientific | 1988 |
| Warden Fabrication Services Ltd | Manufacturing | 2025 |
| Warren Options Ltd | Construction | 2019 |
| Warrington United 1906 FC Limited | Arts & recreation | 2026 |
| Warrington United FC Limited | Arts & recreation | 2026 |
| Waterford Chase Properties Limited | Real estate | 2009 |
| Watmore's Turf and Topsoil Limited | Administrative & support | 2021 |
| Watsview Ltd | Wholesale & retail | 2025 |
| Wave Investments Ltd | Real estate | 2021 |
| Waxacar Limited | Wholesale & retail | 2025 |
| WE ARE BE Ltd | Administrative & support | 2017 |
| WE Wholesale Limited | Wholesale & retail | 2026 |
| Weavers Family Bakery Limited | Manufacturing | 2025 |
| Website Hosting Ltd | Other services | 2016 |
| Webster Plumbing Ltd | Construction | 2022 |
| Wellbeing Enterprises CIC | Health & social care | 2006 |
| WES Homes Ltd | Real estate | 2025 |
| Weston Pre-School Group Ltd | Health & social care | 2018 |
| Westons Developments Ltd | Construction | 2022 |
| Weststone Construction Ltd | Professional & scientific | 2017 |
| Weststone Developments Ltd | Construction | 2021 |
| Weststone People Limited | Professional & scientific | 2024 |
| Weststone Plant Ltd | Administrative & support | 2021 |
| Weststone Renewables Ltd | Construction | 2022 |
| WG Trans Limited | Transport & logistics | 2013 |
| Wharfspeed Ltd | Wholesale & retail | 2024 |
| Wharton Roofing and Cladding Limited | Construction | 2026 |
| WHB Mechanical Ltd | Construction | 2014 |
| WHB Properties Limited | Real estate | 2021 |
| When the Bank Says NO Limited | Financial services | 2022 |
| White Balance Productions Ltd | Information & communication | 2009 |
| White Kisses Ltd | Wholesale & retail | 2022 |
| Whitford Limited | Manufacturing | 1969 |
| Whitts Transport Limited | Transport & logistics | 2017 |
| WHO LET the Dawgs OUT Ltd | Other services | 2025 |
| Who's Next? Barbers 2024 Ltd | Other services | 2023 |
| Wicked Winz Ltd | Other services | 2025 |
| Widnes Burger Box Ltd | Hospitality | 2024 |
| Widnes Steel Storage Limited | Transport & logistics | 1985 |
| Widnes Wild Ice Hockey Club Ltd | Arts & recreation | 2022 |
| Widnes Wild Team Two Ltd | Arts & recreation | 2026 |
| Wilburytaxis Ltd | Transport & logistics | 2025 |
| Wills & Trust Planning Limited | Professional & scientific | 2003 |
| Wilson Roofing and Cladding Ltd | Construction | 2025 |
| Wilson Transformation Partners Ltd | Professional & scientific | 2025 |
| Windeler Sports Limited | Wholesale & retail | 2025 |