| Woof & WAG Therapy Specialists Ltd | Professional & scientific | 2019 |
| Wool N Stuff Limited | Other services | 2009 |
| Woolley Commercial Properties Limited | Construction | 1995 |
| Woolley Developments (Conference Centre) Limited | Real estate | 2025 |
| Woolley Edge Christmas Tree Farm Ltd | Agriculture & fishing | 2022 |
| Woolley Edge Communications Limited | Information & communication | 2002 |
| Wordsworth Construction Management Ltd | Professional & scientific | 2018 |
| Work Clever Business Solutions Limited | Professional & scientific | 2012 |
| Work Skills Limited | Hospitality | 2019 |
| Working for Walton C.I.C. | Hospitality | 2020 |
| Workplace Pensions Direct Limited | Financial services | 2013 |
| Worksop Nail & Spa Ltd | Other services | 2025 |
| Workspace Furniture & Design Limited | Wholesale & retail | 2018 |
| World Famous Docklands Fish & Chips Ltd | Hospitality | 2024 |
| World Financial Solutions AG | Professional & scientific | 2015 |
| Worldairsolutions Ltd | Administrative & support | 2025 |
| Worldmark Finance Ltd. | Professional & scientific | 2016 |
| Worldwide Family Holidays Limited | Administrative & support | 2021 |
| Worthai Ltd | Professional & scientific | 2021 |
| Worthside Property Services Limited | Manufacturing | 1996 |
| Worx Offices UK Limited | Real estate | 2023 |
| Wowvi Food & Drink Limited | Financial services | 2026 |
| Wowvi Group Limited | Professional & scientific | 2023 |
| Wowvi Spaces Ltd | Manufacturing | 2024 |
| Wowvi Video Limited | Information & communication | 2023 |
| WP Accountancy Ltd | Professional & scientific | 2011 |
| WP Golf Trading Limited | Hospitality | 2026 |
| WPR Property Maintenances Limited | Construction | 2012 |
| WPS Care Ltd | Health & social care | 2022 |
| Wqlscsqydx Limited | Wholesale & retail | 2025 |
| WRA (Wakefield) Ltd | Professional & scientific | 2013 |
| Wragby Grange Dog Daycare and Boarding Ltd | Other services | 2026 |
| Wrapped Group Ltd | Wholesale & retail | 2024 |
| Wrapping Paper Limited | Manufacturing | 2025 |
| Wren Electrical - Wakefield Ltd | Construction | 2021 |
| Wrenthorpe Community Association Limited | Arts & recreation | 2009 |
| Wrenthorpebootcamp Ltd | Arts & recreation | 2025 |
| Wright Valve Consultancy Limited | Professional & scientific | 2014 |
| Write for YOU Ghostwriting Limited | Professional & scientific | 2024 |
| WRM Media Ltd | Information & communication | 2006 |
| Wrow Ltd | Wholesale & retail | 2011 |
| WSS Wakefield Ltd | Administrative & support | 2025 |
| WTJ Holdings Limited | Real estate | 2008 |
| WTJ Marine Limited | Financial services | 2003 |
| Www.Skullfingerboards.Com Limited | Wholesale & retail | 2012 |
| Wyco Services Limited | Hospitality | 2018 |
| Wylderun Limited | Wholesale & retail | 2023 |
| WYN Logistics Ltd | Transport & logistics | 2025 |
| Wynperg 1 Limited | Real estate | 2017 |
| Wynperg Investments Limited | Real estate | 1994 |
| X Martial Arts Schools Wakefield Ltd | Arts & recreation | 2018 |
| X-Strat Limited | Professional & scientific | 2015 |
| Xbow Investment | Professional & scientific | 2015 |
| Xclusio Limited | Administrative & support | 2005 |
| Xela Trade Supplies Limited | Other services | 2019 |
| Xersizer Limited | Manufacturing | 2016 |
| Xfans Limited | Wholesale & retail | 2025 |
| XO Assets Ltd | Financial services | 2017 |
| XO Clinic Ltd | Health & social care | 2023 |
| XO Medical Ltd | Wholesale & retail | 2023 |
| Xoom Logistics Ltd | Transport & logistics | 2024 |
| Xpect Professional Services Ltd | Professional & scientific | 2012 |
| Xpress Vehicle Management Ltd | Other services | 2018 |
| Xtreme Ltd | Transport & logistics | 2015 |
| Xtrucks Ltd | Transport & logistics | 2025 |
| Xyla Partners Limited | Information & communication | 2015 |
| Y & H Limited | Administrative & support | 2024 |
| Y.T.L Limited | Agriculture & fishing | 2005 |
| Y2 Electrical Ltd | Construction | 2021 |
| YAD Fade LAB Ltd | Other services | 2026 |
| YAM Healthcare Limited | Financial services | 2025 |
| Yang's Properties Limited | Real estate | 2026 |
| Yangra Great Danes Limited | Agriculture & fishing | 2026 |
| Yangs Wakefield Ltd | Hospitality | 2024 |
| Yard Fitness Club Ltd | Arts & recreation | 2026 |
| Yarn Haul Ltd | Wholesale & retail | 2026 |
| Yasoob Hotels Ltd | Real estate | 2025 |
| Yates Concrete Products Limited | Manufacturing | 2008 |
| Yathu.Shana Ltd | Real estate | 2025 |
| Yathursan Ltd | Wholesale & retail | 2020 |
| Yawfx Ltd | Information & communication | 2011 |
| Yckmx Limited | Information & communication | 2014 |
| YDT Management Limited | Households | 2008 |
| Yeadon, Guiseley & District Motor Club Limited | Other services | 1980 |
| Yellow Garden Limited | Hospitality | 2019 |
| Yellow Kiwi Properties Ltd | Real estate | 2026 |
| Yempo (UK) Limited | Administrative & support | 2024 |
| Yeni Istanbul Ltd | Hospitality | 2020 |
| YEW Tree Arts Limited | Arts & recreation | 2007 |
| Yewbarrow Blinds Limited | Other services | 2021 |
| YFA Business Services Limited | Professional & scientific | 2023 |
| Yippee Entertainment Limited | Information & communication | 2011 |
| Yiross Ltd | Hospitality | 2025 |
| YM Care Limited | Administrative & support | 2018 |
| YNS Fastlane Ltd | Wholesale & retail | 2021 |
| YNS Motortech Ltd | Wholesale & retail | 2017 |
| Yoba Systems Ltd | Wholesale & retail | 2020 |
| Yogi Solutions Ltd | Information & communication | 2016 |
| Yorkcourt Paragon Limited | Real estate | 2001 |
| Yorkshire AI Services Limited | Agriculture & fishing | 2025 |