| Tylor Booze Store Ltd | Wholesale & retail | 2026 |
| U.S.A. FC Ltd | Hospitality | 2025 |
| UGO Contracting Ltd | Construction | 2024 |
| UGO Plant Services Ltd | Construction | 2024 |
| UK DRY Risers (Maintenance) Ltd | Construction | 2010 |
| UK DRY Risers Limited | Construction | 2009 |
| UK Footcare Operations Limited | Wholesale & retail | 2025 |
| UK Installs Ltd | Construction | 2025 |
| UK More Than Fencing Ltd | Administrative & support | 2022 |
| UK Safety Management Ltd | Construction | 2013 |
| UK Sprinklers Limited | Construction | 2012 |
| UKIND50 Ltd | Administrative & support | 2025 |
| Ultimate INK Tattoo Studio Ltd | Other services | 2024 |
| Ultimate Physiques Ltd | Arts & recreation | 2025 |
| Ultra Groundworks and Landscaping Ltd | Administrative & support | 2024 |
| Unico Property Lets Limited | Real estate | 2007 |
| Unstoppable Truck Ltd | Transport & logistics | 2023 |
| UPG UK & Ireland Limited | Wholesale & retail | 1986 |
| USA Nails Castleford Ltd | Other services | 2025 |
| Utopian IT Limited | Information & communication | 2007 |
| Vans & Pickup Ltd | Wholesale & retail | 2020 |
| Vape Heaven Collective Ltd | Wholesale & retail | 2025 |
| Vecoplan UK Limited | Manufacturing | 2007 |
| Velozo Solutions Ltd | Manufacturing | 2026 |
| Velvet Violet Ltd | Manufacturing | 2024 |
| Verder Limited | Manufacturing | 1996 |
| Veritas Scaffold Group Limited | Construction | 2023 |
| VG Cleaning Services (Yorkshire) Ltd | Administrative & support | 2023 |
| VG Developments (Yorkshire) Ltd | Construction | 2022 |
| Viadrive Limited | Administrative & support | 2025 |
| Viamaster Holdings Ltd | Financial services | 2022 |
| Viamaster Training Group Limited | Financial services | 2023 |
| Viamaster Training Ltd | Transport & logistics | 2009 |
| Viamaster Transport Limited | Transport & logistics | 1971 |
| Vico Developments Limited | Administrative & support | 1984 |
| Vico New Build Services Limited | Construction | 2022 |
| Vida ME Surpreenda Ltd | Professional & scientific | 2023 |
| Vigo Advisers Limited | Professional & scientific | 2023 |
| Viktor Transport Ltd | Transport & logistics | 2025 |
| Vindrix Ltd | Information & communication | 2026 |
| Vintage Monika Ltd | Construction | 2020 |
| VIP Barbers Castleford Ltd | Other services | 2025 |
| Virgo Safety Ltd | Professional & scientific | 2021 |
| Virk Autoline Ltd | Wholesale & retail | 2026 |
| Virk Traders Ltd | Wholesale & retail | 2026 |
| VIS Invest Limited | Real estate | 2023 |
| Vision Excel Ltd | Information & communication | 2014 |
| Vision Group 1 Ltd | Other services | 2025 |
| Visitor Management Limited | Information & communication | 2001 |
| Volta Compliance Limited | Construction | 2016 |
| W & J Ltd | Transport & logistics | 2022 |
| W Brooks Transport Ltd | Transport & logistics | 2020 |
| Waash Group Chesterfield Ltd | Real estate | 2022 |
| Waash Group Ltd | Health & social care | 2019 |
| Wakefield Development Management Services Limited | Real estate | 2002 |
| Wakefield Manufacturing Forum CIC | Other services | 2022 |
| Wakefield Parent Carer Forum CIC | Information & communication | 2025 |
| Wakefield Wardrobes Limited | Wholesale & retail | 2025 |
| Waney Edge Design Limited | Professional & scientific | 2013 |
| Ward Transport Solutions Ltd | Transport & logistics | 2025 |
| Warrior Locksmiths and Security Limited | Other services | 2015 |
| Warwickshire Energy Partnerships Limited | Professional & scientific | 2020 |
| Washington Transport Ltd | Transport & logistics | 2019 |
| WBE Property Investments Limited | Real estate | 2025 |
| WBP Jennings Ltd | Real estate | 2026 |
| WE Locate People Ltd | Administrative & support | 2026 |
| WE Print Gifts Limited | Manufacturing | 2016 |
| WE Print Lanyards Ltd | Manufacturing | 2020 |
| WE Stay Local Limited | Professional & scientific | 2021 |
| Wealthspring Investments Limited | Financial services | 2025 |
| Weaver-Parker Properties Ltd | Real estate | 2025 |
| Weissbird Studio Ltd | Information & communication | 2026 |
| Welby Construction Limited | Construction | 2018 |
| Wesley Brook Ltd | Construction | 2015 |
| West Riding Personal Financial Solutions Limited | Financial services | 2004 |
| West Sussex Energy Partnerships Limited | Professional & scientific | 2020 |
| West Yorkshire Joinery Limited | Construction | 2013 |
| West Yorkshire Property Rentals Ltd | Households | 2020 |
| West Yorkshire Refinishers Limited | Wholesale & retail | 2011 |
| Westerman Groundworks Limited | Construction | 2026 |
| WF10 1DB Ltd | Hospitality | 2026 |
| Wheldale 2025 Ltd | Hospitality | 2025 |
| Wheldale Hotel Limited | Hospitality | 2013 |
| When Access IS Ltd | Construction | 2022 |
| White Rose Bricklaying Limited | Construction | 2021 |
| White Rose Pontefract Limited | Wholesale & retail | 2025 |
| White Rose Property Bros Limited | Real estate | 2025 |
| White Rose Travel Ltd | Administrative & support | 2020 |
| Whitewolf Cylinders Ltd | Manufacturing | 2019 |
| Wigglebug Ltd | Wholesale & retail | 2022 |
| Wilderness Adventures C.I.C. | Education | 2020 |
| William & Lara Properties Limited | Financial services | 2024 |
| Willshaw Ltd | Wholesale & retail | 2023 |
| Wiltshire Energy Partnerships Limited | Professional & scientific | 2020 |
| Windoc Ltd | Construction | 2025 |
| WINTER45 Limited | Health & social care | 2024 |
| Wisdom & Jonas Care Limited | Administrative & support | 2023 |
| WJK Ltd | Transport & logistics | 2025 |
| WK Express Ltd | Transport & logistics | 2013 |
| Wolf & Wren Ltd | Professional & scientific | 2026 |