| West House Farm Management Company Ltd | Households | 2024 |
| West Lane Consulting Limited | Professional & scientific | 2014 |
| West Park Antiques Ltd | Wholesale & retail | 2020 |
| West Park Care Harrogate Limited | Health & social care | 2018 |
| West Park Property & Investments Limited | Real estate | 2021 |
| West Park Realty (Harrogate) Limited | Real estate | 2004 |
| West Pennant Associates Ltd | Administrative & support | 2012 |
| West Riding Properties Limited | Real estate | 1956 |
| West Sports Media Ltd | Arts & recreation | 2020 |
| West View Motor Company Limited | Wholesale & retail | 2017 |
| West Wing Games Ltd | Arts & recreation | 2025 |
| Westcliffe Flats (Harrogate) Management Company Limited | Households | 1974 |
| Westcliffe Grove Limited | Households | 1998 |
| Westcountry Waste Management Limited | Water & waste | 2005 |
| Westdene Consulting Limited | Professional & scientific | 2012 |
| Western Garage (Harrogate) Limited | Wholesale & retail | 2009 |
| Western Heritage Limited | Extraterritorial | 2012 |
| Westlea Flat Management Company Limited | Households | 1971 |
| Westminster Group for Education Ltd | Wholesale & retail | 2021 |
| Westminster Village Limited | Extraterritorial | 2012 |
| Westmoreland Mews (Darlington) Management Company Limited | Households | 1991 |
| Westmoreland Street Management Company Limited | Households | 2019 |
| Westmorland Publishing Ltd | Information & communication | 2025 |
| Westrow Harrogate LLP | | 2022 |
| Westwood Johnson Limited | Professional & scientific | 2013 |
| Wetheralds Group Ltd | Financial services | 2018 |
| Wetherby and District Motor Club Limited | Other services | 1980 |
| Wetherby Caravan Storage Ltd | Extraterritorial | 2024 |
| Wetherby Electric Gates Automation Ltd | Construction | 2019 |
| Wetherby Tool & Plant Hire (Harrogate) Limited | Administrative & support | 2023 |
| WGC Landscapes Limited | Administrative & support | 2003 |
| WH1PLASH Ltd | Extraterritorial | 2020 |
| WH1SKEY Limited | Extraterritorial | 2020 |
| Whaddya Know? Limited | Hospitality | 2012 |
| Wharfe Valley Holdings Limited | Financial services | 2025 |
| What's the Plan Stan Limited | Professional & scientific | 2007 |
| Wheatlands Court Management Company Limited | Households | 1985 |
| Wheelchair Rugby Premier League Limited | Arts & recreation | 2024 |
| Whiskey Barrel Investments Limited | Extraterritorial | 2026 |
| Whiskey Investments Limited | Extraterritorial | 2026 |
| Whiskey Ltd | Extraterritorial | 2026 |
| Whitby Yard Limited | Wholesale & retail | 2021 |
| White Horse Films Ltd | Information & communication | 2015 |
| White Horse Machinery (Holdings) Limited | Construction | 2014 |
| White Horse Machinery Limited | Wholesale & retail | 1992 |
| White Island Villas Limited | Administrative & support | 2014 |
| White Orchid Practices Limited | Health & social care | 2015 |
| White Rose Architectural Services Limited | Professional & scientific | 2010 |
| White Rose Crafting Group Limited | Wholesale & retail | 2025 |
| White Rose Design Ltd | Information & communication | 2008 |
| White Rose Homes (Milnthorpe) Limited | Construction | 2018 |
| White Stag Awakening Limited | Health & social care | 2018 |
| Whitecroft Trading Limited | Wholesale & retail | 2006 |
| Whitehouse Farm (Harrogate) Limited | Households | 2019 |
| Whiteoak House Limited | Hospitality | 2024 |
| Whitewoods Wellbeing Limited | Health & social care | 2020 |
| Whiting Consulting Group Limited | Real estate | 2026 |
| Whittaker's Distillery Ltd | Manufacturing | 2014 |
| Whizz Ltd | Extraterritorial | 2012 |
| WHO Loves Hair Limited | Other services | 2022 |
| WI11IAM Limited | Extraterritorial | 2016 |
| Wicorb Projects 1 Limited | Real estate | 2026 |
| Wicorb Projects 2 Limited | Real estate | 2026 |
| Widebarn Limited | Real estate | 1996 |
| Wider Angle Ltd | Professional & scientific | 2024 |
| Widespread Solutions Limited | Manufacturing | 1995 |
| Widex Solutions Ltd | Professional & scientific | 2015 |
| Wilby International Limited | Transport & logistics | 1954 |
| Wild Accountancy Limited | Professional & scientific | 2009 |
| Wild Advisory Ltd | Professional & scientific | 2025 |
| Wild Gynaecology Services Limited | Health & social care | 2012 |
| Wild Ones Workshops Ltd | Administrative & support | 2019 |
| Wild Planet Leisure Limited | Real estate | 2003 |
| Wild Plum Limited | Extraterritorial | 2024 |
| WILD4SPORT Ltd | Wholesale & retail | 2006 |
| Wildcard Clubhouse Limited | Arts & recreation | 2025 |
| Wildera Ltd | Professional & scientific | 2025 |
| Wilfan & Co Mortgage Solutions Limited | Financial services | 2025 |
| Wilkins Bruce Limited | Administrative & support | 2023 |
| Will Villars Agricultural Services Limited | Agriculture & fishing | 2024 |
| Willonsafety Ltd | Professional & scientific | 2026 |
| Wills & Parker Limited | Other services | 2013 |
| Willsmilk Ltd | Wholesale & retail | 2024 |
| Wilson Bramwell Ltd | Professional & scientific | 2014 |
| Wilson Fink (Manchester) LLP | | 2012 |
| Wilson Hudson Properties Limited | Real estate | 2016 |
| WIN Business Solutions Ltd | Professional & scientific | 2024 |
| WIN UP for Logistics Services Co Limited | Wholesale & retail | 2025 |
| Winder Research and Development Ltd | Professional & scientific | 2013 |
| Windmill Retreats Farm Ltd | Agriculture & fishing | 2025 |
| Windmill Retreats Ltd | Hospitality | 2021 |
| Window Wise UK Limited | Construction | 2007 |
| Windsor Lodge Freehold Limited | Households | 2018 |
| Windsor Private Office Financial Planning LLP | | 2018 |
| Windsor Private Office Investment Management Limited | Professional & scientific | 2016 |
| Wineways (Harrogate) Limited | Wholesale & retail | 2010 |
| Wingfield Landac Limited | Real estate | 2017 |
| Winston (UK) Limited | Construction | 2004 |
| Winterquay Limited | Agriculture & fishing | 1996 |
| Winterton (Harrogate) Ltd | Real estate | 2025 |