| Vrtx Grip Ltd | Wholesale & retail | 2024 |
| Waa-Gwan Ltd | Information & communication | 2013 |
| Wagx Charfield Limited | Arts & recreation | 2026 |
| Wagx Malmesbury Limited | Arts & recreation | 2024 |
| Waldby Holdings Limited | Financial services | 1973 |
| Waldorf Learning Foundation Limited | Education | 1945 |
| Walker Property and Construction Limited | Construction | 2013 |
| Walkies 4 Pets Limited | Other services | 2023 |
| Walking the Land C.I.C. | Arts & recreation | 2024 |
| Wallace Gilroy Research Ltd | Education | 2023 |
| Wallscourt CFO Limited | Professional & scientific | 2023 |
| Wallscourt Finance Team Limited | Professional & scientific | 2023 |
| Walton Web Services Ltd | Information & communication | 2021 |
| Warrior and Wild Ltd. | Arts & recreation | 2016 |
| Washbrook Consulting Services Ltd | Professional & scientific | 2022 |
| WATER21 Limited | Professional & scientific | 2014 |
| Waterdrop Management Limited | Extraterritorial | 2016 |
| Waterlane Equine Vets Limited | Agriculture & fishing | 2013 |
| Waterlane Vets Limited | Professional & scientific | 2023 |
| Waterside Business Park Limited | Real estate | 2005 |
| Watertight Marketing Ltd | Professional & scientific | 2008 |
| Watson Distributions Limited | Wholesale & retail | 2022 |
| Wattcraft Ltd | Administrative & support | 2010 |
| WE ARE Group X Limited | Arts & recreation | 2017 |
| WE ARE Holy Water Limited | Manufacturing | 2023 |
| WE ARE the Fold Ltd | Wholesale & retail | 2025 |
| Weavers Brook (Management) Company Limited | Households | 2002 |
| Webster Architecture and Interiors Ltd | Professional & scientific | 2024 |
| Webster Windows & Conservatories Limited | Wholesale & retail | 2021 |
| Well Seasoned Cotswold Caterers Limited | Hospitality | 2023 |
| West Country Gardening Ltd | Administrative & support | 2015 |
| West Country Neurotherapy Ltd | Health & social care | 2015 |
| West View Cottage Company Limited | Hospitality | 2021 |
| Westbury Technical Solutions Ltd | Information & communication | 2017 |
| Westbury Tenanted Solutions Limited | Real estate | 2025 |
| Westcor Properties Ltd | Real estate | 2025 |
| Westcountrybuilders Ltd | Construction | 2024 |
| Westley Wood Glamping Limited | Hospitality | 2020 |
| Westward House (Stroud) Management Company Limited | Households | 2022 |
| WGS Property Portfolio Limited | Real estate | 2025 |
| Whackclub Limited | Arts & recreation | 2018 |
| Wharfside View Limited | Households | 2007 |
| Wheatley Printers Limited | Manufacturing | 1985 |
| Wheeler Logistics Limited | Transport & logistics | 2002 |
| Wheeler Properties Limited | Real estate | 2026 |
| When in Rome Wine Ltd | Wholesale & retail | 2015 |
| Whitcliffe Consulting Limited | Financial services | 2019 |
| White Fencing Contracts Limited | Administrative & support | 2019 |
| White Oak Clinic Ltd | Other services | 2025 |
| White Rabbit Films Limited | Information & communication | 2009 |
| White UK Property Ltd | Real estate | 2025 |
| Whitecroft (Nailsworth) Limited | Households | 1998 |
| Whitefire Associates Limited | Arts & recreation | 2013 |
| Wick Associates Ltd | Professional & scientific | 2020 |
| WIG Loop LLP | | 2026 |
| Wild Healing Ltd | Administrative & support | 2017 |
| Wild Kids Forest School C.I.C. | Education | 2025 |
| Wild Roots Renewal CIC | Professional & scientific | 2026 |
| Wild Thring Media Ltd | Information & communication | 2012 |
| Wild Water Tours Limited | Arts & recreation | 2021 |
| Wildbunch Expeditions Ltd | Administrative & support | 2024 |
| Wilderness Guides UK Ltd | Administrative & support | 2024 |
| Will Dean Ltd | Information & communication | 2021 |
| Will Power Training Facility Ltd | Arts & recreation | 2026 |
| Willhelm Limited | Professional & scientific | 1997 |
| William Darby Limited | Agriculture & fishing | 2005 |
| William Grace Holdings Limited | Professional & scientific | 1995 |
| William Hunter Consulting Limited | Professional & scientific | 2018 |
| William Playne & Company Limited | Extraterritorial | 1990 |
| Williams & Co. Literary Services Ltd | Arts & recreation | 2023 |
| Williams + Marsh Ltd | Information & communication | 2021 |
| Williams Eco Builds Ltd | Construction | 2025 |
| Willow & Oak Limited | Agriculture & fishing | 2016 |
| Willow Turf Care Limited | Administrative & support | 2021 |
| Wilmshurst Inspection Ltd | Professional & scientific | 2024 |
| Wiltshire Smile Ltd | Health & social care | 2022 |
| Wimberley Park Estates Limited | Construction | 2002 |
| Wind Holdings Nord Limited | Professional & scientific | 2007 |
| Windmill Sustainability Investing Ltd | Professional & scientific | 2026 |
| Windsoredge Research Ltd | Professional & scientific | 2017 |
| Wine at the Mill Ltd | Wholesale & retail | 2023 |
| Winnow House Ltd | Agriculture & fishing | 2024 |
| Winslow House Limited | Health & social care | 2001 |
| Winstone's Ice Cream Limited | Manufacturing | 1979 |
| Wise EPR Ltd | Construction | 2023 |
| Wiseland Limited | Professional & scientific | 2016 |
| Wishanger Ecoenergy Ltd | Energy | 2012 |
| With KIN Limited | Wholesale & retail | 2024 |
| WJ Performance Consultants Ltd | Professional & scientific | 2024 |
| WJR CAP Limited | Real estate | 2020 |
| WJR CAP Propco Limited | Real estate | 2022 |
| Wolf of London Ltd | Wholesale & retail | 2021 |
| Wolfy's Foods Ltd. | Extraterritorial | 2012 |
| Women-Space Leadership Limited | Professional & scientific | 2019 |
| Wonkys Wheels Ltd | Transport & logistics | 2011 |
| Wood Stove Fitters Ltd | Construction | 2013 |
| Wood Street Consultants Limited | Information & communication | 2000 |
| Woodchester Galleries Limited | Wholesale & retail | 2017 |
| Woodchester Valley Eco Limited | Professional & scientific | 2021 |
| Woodchester Valley Estate Management Company Limited | Households | 2012 |