| Victorian Carousel Limited | Arts & recreation | 2021 |
| Vikiblue Limited | Wholesale & retail | 2010 |
| Visualiseo Limited | Information & communication | 2026 |
| VNB Holdings Limited | Professional & scientific | 2019 |
| Voltico Ltd | Manufacturing | 2026 |
| Vossy Transport Ltd | Transport & logistics | 2019 |
| VOW Europe Limited | Wholesale & retail | 1975 |
| VOW Retail Limited | Administrative & support | 2005 |
| VS Painters Ltd | Construction | 2017 |
| VSD Consulting Ltd | Other services | 2019 |
| W Roofing & Cladding Ltd | Construction | 2022 |
| Wagon & Horses Stanley Limited | Hospitality | 2025 |
| Wakefield Garden Transformations Ltd | Administrative & support | 2024 |
| Wakefield OFF Road Centre Ltd | Wholesale & retail | 2026 |
| Wakefield Plastering Services Limited | Construction | 2017 |
| Walker Spencer Smith Limited | Real estate | 2010 |
| Walterfell Limited | Financial services | 2022 |
| Warmest Welcome 2 Limited | Health & social care | 2018 |
| Warmest Welcome 3 Limited | Health & social care | 2021 |
| Warmest Welcome 5 Limited | Health & social care | 2024 |
| Warmest Welcome Limited | Health & social care | 2006 |
| Waste Collect Limited | Extraterritorial | 2009 |
| Wastecare Compliance PLC | Water & waste | 2007 |
| Wastecare Group Limited | Professional & scientific | 1996 |
| Wastecare Limited | Manufacturing | 1982 |
| Watch Hunter Ltd | Wholesale & retail | 2020 |
| Wayne PRL Transport Limited | Transport & logistics | 2016 |
| WBM Profit Solutions Ltd | Wholesale & retail | 2014 |
| WE ARE Altofts Community Interest Company | Other services | 2025 |
| WE ARE Horizon Trustee Limited | Administrative & support | 2021 |
| WE ARE Yorkshire Ltd | Professional & scientific | 2023 |
| Welfare Hire Nationwide Limited | Administrative & support | 2012 |
| Well Services Group Holdings (UK) Limited | Professional & scientific | 2016 |
| West Street Garage (Normanton) Holdings Limited | Financial services | 2025 |
| West Yorkshire Property Developments Limited | Construction | 2022 |
| West Yorkshire Property Investments Limited | Real estate | 2017 |
| West Yorkshire Property Repairs Ltd. | Construction | 2018 |
| West Yorkshire Property Services Ltd | Construction | 2015 |
| WF3 Pubs Limited | Financial services | 2025 |
| Whinsol Ltd | Professional & scientific | 2023 |
| Whitakers Properties Limited | Real estate | 2023 |
| Whitewolf Plant Limited | Administrative & support | 2023 |
| Whitham and Whitham Ltd | Professional & scientific | 2022 |
| Whittam Property Developments Ltd | Real estate | 2020 |
| Wikpat Ltd | Transport & logistics | 2024 |
| Wilson Access Hire Limited | Extraterritorial | 2002 |
| WLM365 Ltd | Construction | 2023 |
| Woofliments Ltd | Wholesale & retail | 2024 |
| Worktops at Trade Limited | Manufacturing | 2018 |
| World Study Network Ltd | Professional & scientific | 2026 |
| WOW Interiors Yorkshire Limited | Manufacturing | 2012 |
| WSA Property Limited | Real estate | 2023 |
| WSG Atam Group Limited | Manufacturing | 2016 |
| WSG EB Ltd | Professional & scientific | 2024 |
| WSG Energy Services Limited | Professional & scientific | 2025 |
| WSG Industrial Services UK Limited | Professional & scientific | 2016 |
| WSG Provalve Limited | Professional & scientific | 2016 |
| Ycfs Group Limited | Financial services | 2023 |
| YCH Contracting Limited | Construction | 2015 |
| Yesss (a) Electrical Ltd | Professional & scientific | 2011 |
| Yesss (B) Electrical Ltd | Professional & scientific | 2011 |
| Yesss (C) Electrical Ltd | Wholesale & retail | 2011 |
| YLF Property Limited | Manufacturing | 2016 |
| Yori Ltd | Information & communication | 2026 |
| Yorkshire Cylinders Ltd | Wholesale & retail | 2020 |
| Yorkshire Glazing Solutions Ltd | Construction | 2024 |
| Yorkshire Laser and Fabrications Limited | Manufacturing | 2003 |
| Yorkshire Philharmonic Choir Limited | Arts & recreation | 2008 |
| Yorkshire Rose Tyres Ltd | Wholesale & retail | 2022 |
| Yorkshire Taste Limited | Hospitality | 2026 |
| Yorkshires Choice Homes (Featherstone) Limited | Construction | 2018 |
| Yorkshires Choice Homes (Fitzwilliam) Limited | Construction | 2020 |
| Yorktown Estates Limited | Real estate | 2023 |
| Your Choice Fire & Security Limited | Construction | 2019 |
| Your Renewable Energy Limited | Extraterritorial | 2023 |
| Your Solar Energy Limited | Construction | 2023 |
| Your Staff Shield Limited | Manufacturing | 2023 |
| Yourspace Building Maintenance Ltd | Construction | 2024 |
| YSS (Yorkshire) Ltd | Wholesale & retail | 2024 |
| ZIB Lorry Trans Ltd | Transport & logistics | 2021 |
| Zigg Engineering Ltd | Professional & scientific | 2018 |
| Ziggy Innovation Ltd | Wholesale & retail | 2023 |
| Zoltai Ltd | Transport & logistics | 2016 |
| Zoya & Khan Ltd | Health & social care | 2014 |
| Ztrans Ltd | Transport & logistics | 2024 |
| Zuvam Limited | Public administration | 2024 |