| Visar Garage Thirsk Ltd | Wholesale & retail | 2024 |
| Vision PVC Ltd | Construction | 2013 |
| Vossellerfaerielife Ltd | Health & social care | 2026 |
| VOY PUB Company Ltd | Hospitality | 2023 |
| Vspect Limited | Wholesale & retail | 2019 |
| W & D Rukin Limited | Real estate | 2003 |
| W.E.Swales & Sons Limited | Agriculture & fishing | 1961 |
| Walker Renovations Limited | Construction | 2003 |
| Walker ST Investments LLP | | 2026 |
| Walkland Architectural Consultant Ltd | Professional & scientific | 2023 |
| Walton Downes Property Consultants Ltd | Professional & scientific | 2020 |
| Ward Renewables & Energy Limited | Construction | 2012 |
| Wathen Holding Ltd | Financial services | 2021 |
| Watkins Wright (Boroughbridge) Limited | Other services | 2012 |
| Watkins Wright Limited | Other services | 2011 |
| Watkinson Joinery Ltd | Manufacturing | 2012 |
| Watts PDC Limited | Professional & scientific | 2012 |
| Way Ahead Fitness Limited | Arts & recreation | 2025 |
| WE Move Bits Ltd | Information & communication | 2023 |
| Weber and Weber International Ltd | Professional & scientific | 2022 |
| Wellnest Campers Ltd | Manufacturing | 2025 |
| Wespace Ltd | Construction | 2014 |
| West Marine Services Limited | Professional & scientific | 2005 |
| West Park Assets Limited | Real estate | 2011 |
| West Park Estates Limited | Real estate | 1998 |
| West Park Group Limited | Professional & scientific | 2013 |
| West Park Inns Limited | Hospitality | 2012 |
| West Park Services Limited | Administrative & support | 2004 |
| Westholme (North Yorkshire) Limited | Real estate | 2018 |
| Wetherby (UK) Ltd | Extraterritorial | 2011 |
| Wetherby Building Products Ltd | Extraterritorial | 2021 |
| Wetherby Group of Companies Limited | Manufacturing | 2008 |
| Wetherby Laroc Group Ltd | Extraterritorial | 2023 |
| Wetherby Stone Products Limited | Manufacturing | 1977 |
| WFH Propco 1 Limited | Real estate | 2012 |
| White Horse Cleaning Services Ltd | Administrative & support | 2016 |
| White Horse Garden Services Ltd | Administrative & support | 2025 |
| White Horse Laundry Services Ltd | Other services | 2024 |
| White Horse Leisure Limited | Real estate | 2021 |
| White Horse Properties Ltd | Extraterritorial | 2022 |
| Whitestone Construction Management Limited | Professional & scientific | 2025 |
| Wholesale Stairlift Services Ltd | Wholesale & retail | 2025 |
| Wild Dips Ltd | Health & social care | 2026 |
| Wilkins Properties (York) Limited | Real estate | 2002 |
| William Murphy & Sons Limited | Wholesale & retail | 2006 |
| Willoughby Gerrish Limited | Wholesale & retail | 2019 |
| Willow Drive (Pumping) Limited | Households | 2002 |
| Wilson Harle Ltd | Real estate | 2026 |
| Wispeed Ltd | Information & communication | 2023 |
| Wizard Builders Ltd | Construction | 2004 |
| Wizard Commercial Property Ltd | Real estate | 2024 |
| Wizard Property (Thirsk) Ltd | Real estate | 2022 |
| Woodcock Management Services Limited | Financial services | 1984 |
| Woodend Auto & Plant Services Limited | Wholesale & retail | 2003 |
| Woodland Lake Pods Ltd | Hospitality | 2025 |
| Woodland Lakes Thirsk LLP | | 2024 |
| Woodmill Food Ltd | Hospitality | 2024 |
| Woodside Park Estates Limited | Hospitality | 1975 |
| Wraysholme Consulting Limited | Professional & scientific | 2005 |
| WRM Housing Limited | Real estate | 2023 |
| Www.Barcoding.Co.Uk Limited | Extraterritorial | 1995 |
| Xparadox Ltd | Information & communication | 2024 |
| XTEND2 Limited | Administrative & support | 2006 |
| Yaaag CIC | Health & social care | 2022 |
| Yarlestre Limited | Real estate | 2014 |
| Yccd Limited | Arts & recreation | 2017 |
| YES Hire Ltd | Administrative & support | 2013 |
| York Autolectrics Limited | Wholesale & retail | 1934 |
| Yorks Project Finance Ltd | Professional & scientific | 2025 |
| Yorkshire Construction & Landscaping Limited | Construction | 2023 |
| Yorkshire Cottages Limited | Hospitality | 2018 |
| Yorkshire Cycle Transport Limited | Transport & logistics | 2018 |
| Yorkshire Deals Limited | Wholesale & retail | 2013 |
| Yorkshire E-Bikes Ltd | Wholesale & retail | 2019 |
| Yorkshire Farmhouse Eggs Limited | Agriculture & fishing | 2000 |
| Yorkshire Mattress Company Ltd | Wholesale & retail | 2025 |
| Yorkshire Outdoors Limited | Extraterritorial | 2011 |
| Yorkshire Polo Ltd | Arts & recreation | 2024 |
| Yorkshire Shooting School Limited | Extraterritorial | 2013 |
| Yorkshire Spruce Ltd | Administrative & support | 2024 |
| Yorkshire Stage and Sound Limited | Information & communication | 2014 |
| Yorkshire Tints & Valeting Limited | Administrative & support | 2025 |
| Yorkshire True Grit Limited | Arts & recreation | 2018 |
| Yorkshire Wood Chipping Limited | Agriculture & fishing | 2017 |
| Yorkshire Youth Limited | Education | 2006 |
| Youmans Developments Ltd | Construction | 2025 |
| YTW Trading Ltd | Administrative & support | 2026 |
| Yule Hire Ltd | Professional & scientific | 2023 |
| ZEN Software Limited | Information & communication | 2000 |
| Zero 3 Racing (Yorkshire) Ltd | Wholesale & retail | 2026 |
| Zero 3 Racing Ltd | Wholesale & retail | 2024 |