| Water Center (Keighley) Limited | Administrative & support | 2005 |
| Water GAS Services Limited | Construction | 2011 |
| Watercourse Mews Management Company Limited | Households | 2005 |
| Waterside Mill Management Company Limited | Households | 1991 |
| Watson Properties (Skipton) Ltd | Real estate | 2025 |
| Watsons BS (Holdings) Limited | Financial services | 2009 |
| Watsons BS Group Limited | Financial services | 2020 |
| Watsons Building Services Limited | Construction | 2000 |
| Wave EOT Limited | Extraterritorial | 2020 |
| WD Autos (Keighley) Ltd | Wholesale & retail | 2024 |
| WE ARE Purple Dog Limited | Other services | 2020 |
| WE Recycle Tech C.I.C. | Water & waste | 2025 |
| WEB4ORCE Limited | Information & communication | 1999 |
| Webster Family Investments Limited | Financial services | 2021 |
| Webster Properties (Skipton) Limited | Construction | 2011 |
| Wedding Hall Fold Garage Management Limited | Extraterritorial | 1985 |
| WEE SAM Ltd | Hospitality | 2026 |
| Welcome Words Limited | Education | 2023 |
| Well Care 24/7 Limited | Administrative & support | 2018 |
| Welldium Ltd | Wholesale & retail | 2026 |
| Wellness House Collective Limited | Professional & scientific | 2025 |
| Wells (Spiral Tubes) Limited | Manufacturing | 1967 |
| Wells - Petty Limited | Professional & scientific | 2009 |
| Wells Spiral Holdings Limited | Professional & scientific | 1978 |
| WEM Consultancy Services Limited | Professional & scientific | 2025 |
| Wendy Wools Limited | Extraterritorial | 1986 |
| Wesleyan Flat Management Limited | Hospitality | 2004 |
| West END Student Properties Limited | Real estate | 2019 |
| West Lane Healthcare Limited | Wholesale & retail | 2023 |
| West Lane MOT Centre Limited | Wholesale & retail | 2019 |
| West Yorkshire Heating & Plumbing Services Limited | Construction | 2000 |
| West Yorkshire Property Management Ltd | Real estate | 2021 |
| West Yorkshire Seamless Gutters Ltd | Construction | 2012 |
| West Yorkshire Spinners Limited | Manufacturing | 1997 |
| West Yorkshire Travel Limited | Transport & logistics | 2012 |
| West Yorkshire VAG Solutions Limited | Information & communication | 2022 |
| Westhall Aesthetics Limited | Health & social care | 2017 |
| Weston Electrical Ltd | Construction | 2026 |
| Westtrim Limited | Wholesale & retail | 2019 |
| Wesupplyparts Ltd | Wholesale & retail | 2025 |
| WET Stone Limited | Administrative & support | 2023 |
| Weyside Holdings (I) Limited | Financial services | 2022 |
| Weyside Investments Limited | Real estate | 2018 |
| Wharfdale Healthcare Consultancy Limited | Health & social care | 2017 |
| Wharfedale Airedale and Craven Alliance CIC | Health & social care | 2020 |
| Wharfedale HR Services Ltd Ltd | Administrative & support | 2025 |
| Wheatlands Aire Valley Engineering Ltd | Professional & scientific | 2015 |
| Wheelchair Accessible Motors Ltd | Wholesale & retail | 2026 |
| Wheelchair Accessible Private Hire Limited | Transport & logistics | 2024 |
| Wheeler Rennen Limited | Professional & scientific | 2008 |
| Wheelwise Limited | Wholesale & retail | 2019 |
| Wheelwise Services Ltd | Wholesale & retail | 2026 |
| Whitaker Animal Feeds Limited | Wholesale & retail | 1991 |
| Whitaker Midgley Wealth Management Limited | Professional & scientific | 2010 |
| White FOX (Claims Management) Ltd | Financial services | 2019 |
| White Rose Insurance Solutions Ltd | Financial services | 2001 |
| White Rose Software 2019 Limited | Information & communication | 2019 |
| White Rose Valeting & Detailing Ltd | Administrative & support | 2023 |
| White Scar Consulting Limited | Professional & scientific | 2016 |
| Whitehall Physiotherapy (Yorkshire) Limited | Other services | 2025 |
| Whiteoak Services Ltd | Construction | 2018 |
| Whitespud Ltd | Hospitality | 2023 |
| Wicken Crag Limited | Other services | 2016 |
| Widdop Holdings Ltd | Extraterritorial | 2024 |
| WIL & Sons Property Investments Ltd | Real estate | 2022 |
| Wild at Heart Menswear Ltd | Wholesale & retail | 2018 |
| Wild TUB Ltd | Wholesale & retail | 2026 |
| Wildfell Petcare Ltd | Other services | 2013 |
| Wildfell Properties Limited | Real estate | 2022 |
| Wildlife Vets International | Professional & scientific | 2004 |
| Wildscape Ventures Ltd | Extraterritorial | 2023 |
| Wilkoco | Real estate | 2023 |
| Wilks Growth Partners Ltd | Professional & scientific | 2025 |
| Willaspoons Limited | Hospitality | 2009 |
| Williams Watches Limited | Wholesale & retail | 2019 |
| Wilman & Lodge Limited | Real estate | 2019 |
| Wilman & Wilman Limited | Real estate | 2018 |
| Wilson SON & Daughters Limited | Manufacturing | 2007 |
| Winder Boats Limited | Manufacturing | 2012 |
| Wingfield Manners Ltd | Professional & scientific | 2018 |
| Winskye Ltd | Wholesale & retail | 2025 |
| Wisgo Ltd | Professional & scientific | 2021 |
| Wishart Development Services Limited | Professional & scientific | 2012 |
| Wishbone Brewery Limited | Manufacturing | 2014 |
| Wishbone Property Ltd | Real estate | 2025 |
| Wisla International Food Ltd | Wholesale & retail | 2017 |
| Witch House Media UK Limited | Information & communication | 2019 |
| Withernsea Investments Limited | Real estate | 2017 |
| Withernsea Thoroughbred Limited | Arts & recreation | 2018 |
| Within the Wood Ltd | Education | 2023 |
| Wizmagic Entertainment Ltd | Arts & recreation | 2025 |
| WK Foods Limited | Hospitality | 2017 |
| WMB Specialist Joinery Limited | Manufacturing | 2025 |
| WMZ Haslingden Ltd | Arts & recreation | 2024 |
| Wolstenholmes Valves Limited | Extraterritorial | 2022 |
| Woman Zone Bolton Ltd | Arts & recreation | 2024 |
| Wood PL Carpets Ltd | Wholesale & retail | 2021 |
| Woodhead Brothers Farms Ltd | Agriculture & fishing | 1983 |
| Woodhead Farm Management Company Limited | Real estate | 2000 |
| Woodland Labrador Academy Ltd | Other services | 2025 |