| Welford Chase Limited | Hospitality | 2007 |
| Welford Gate Management Company Ltd | Real estate | 2025 |
| Welford Leys Management Company Limited | Households | 2000 |
| Welford on Avon Bowls Club Limited | Arts & recreation | 2012 |
| Welford on Avon Golf Course Limited | Arts & recreation | 2002 |
| Welford on Avon Property Management Ltd | Real estate | 2023 |
| Welford Pastures Limited | Households | 2010 |
| Welland Border Properties Limited | Construction | 2023 |
| Wellbeing Support Care Agency Ltd | Public administration | 2023 |
| Wellesbourne Fish Bar Limited | Hospitality | 2024 |
| Wellness Yoga Ltd | Extraterritorial | 2014 |
| Wellspring Seed Production Limited | Wholesale & retail | 2023 |
| Wessex Hema Events Ltd | Arts & recreation | 2024 |
| West END Crescent (Management) Limited | Extraterritorial | 2006 |
| West Main Limited | Hospitality | 2017 |
| Westaway Metal Works Ltd | Manufacturing | 2020 |
| Western Road Property Management Limited | Households | 1999 |
| Westford Knight Ltd | Information & communication | 2020 |
| Westmoreland Family Investment Company | Financial services | 2017 |
| Weston Sands Holiday Homes Limited | Hospitality | 2003 |
| Westonsands Management Company Limited | Households | 2020 |
| Westwood Support Solutions Limited | Professional & scientific | 2014 |
| Wharf Street Management Company Limited | Real estate | 2013 |
| When Skies ARE Grey Consultancy Ltd | Other services | 2021 |
| Whip Hand Media Ltd | Professional & scientific | 2014 |
| Whistler Works Ltd | Professional & scientific | 2024 |
| White Label Admin Limited | Administrative & support | 2014 |
| White Line Projects Limited | Information & communication | 2015 |
| Whitefields (Welford) Management Company Limited | Real estate | 2016 |
| Whitehorse 2 Limited | Real estate | 2010 |
| Whitehorse Estates Limited | Real estate | 1986 |
| Whitesail Property Ltd | Extraterritorial | 2020 |
| Whitesmiths House Limited | Real estate | 1999 |
| Whylab Ltd | Professional & scientific | 2026 |
| Whyman Electrical Limited | Construction | 2022 |
| Widney Property Investments Ltd | Real estate | 2012 |
| Wikings Holdings Limited | Real estate | 2016 |
| Wilberforce Support Services Limited | Administrative & support | 2024 |
| Wildcard Commerce Ltd | Wholesale & retail | 2026 |
| Wilde Homes Group Limited | Wholesale & retail | 2025 |
| Wilhard Investments Limited | Real estate | 2001 |
| Will Comply Ltd | Professional & scientific | 2025 |
| Willcox Limited | Construction | 2018 |
| Willersey Road 1962 Limited | Extraterritorial | 2015 |
| William Gate (Stratford) Management Company Limited | Households | 2012 |
| William Heynes Heritage Limited | Extraterritorial | 2021 |
| William Kennedy Racing Limited | Arts & recreation | 2016 |
| Williams Cleaning & Security Group Limited | Administrative & support | 2009 |
| Williams Orchard Management Limited | Households | 2024 |
| Williamson & Spicer Properties Ltd | Construction | 2015 |
| Willow Advisory Limited | Professional & scientific | 2014 |
| Willow and Willow Holdings Limited | Financial services | 2026 |
| Willow Barn Equestrian Limited | Agriculture & fishing | 2023 |
| Willow PMC Ltd | Professional & scientific | 2025 |
| Willow Products Ltd | Wholesale & retail | 2023 |
| Willowmore Ltd | Wholesale & retail | 2025 |
| Wilmcote Property Limited | Real estate | 2016 |
| Wilson & Wilson Estate Agents Limited | Financial services | 2022 |
| Winchcombe Antique Centre Limited | Wholesale & retail | 2012 |
| Wincot Lands Limited | Real estate | 2002 |
| Winding Lane Pictures Ltd | Information & communication | 2023 |
| Windmill Hill Limited | Administrative & support | 2018 |
| Winepeek Limited | Information & communication | 2015 |
| Winnieco Ltd | Administrative & support | 2021 |
| Winthorpe Services Limited | Professional & scientific | 2021 |
| Wipe-Out Pest Control Ltd | Other services | 2017 |
| Wireless Telecommunications Limited | Wholesale & retail | 2003 |
| WJB Design Consultants Ltd | Professional & scientific | 2024 |
| WKA Asbestos Surveys Ltd. | Other services | 2018 |
| WOK Express PAN Limited | Hospitality | 2021 |
| Wolf Catcher Limited | Professional & scientific | 2023 |
| Wolsten Homes Ltd | Construction | 1993 |
| Womens Pleasure Co Ltd | Wholesale & retail | 2020 |
| Woolly PIG Limited | Professional & scientific | 2013 |
| Woozlr Limited | Administrative & support | 2015 |
| Work Play Connect International Ltd | Administrative & support | 2024 |
| Workflow Science Limited | Information & communication | 2001 |
| Works Racing Limited | Manufacturing | 2009 |
| Worktek Ltd | Information & communication | 2020 |
| World Care Association | Other services | 2026 |
| Worthwhile Training Limited | Administrative & support | 2014 |
| Woubet Ltd | Hospitality | 2026 |
| WPE Auto Limited | Wholesale & retail | 2020 |
| Wright Windows Limited | Construction | 2012 |
| Wvpm Ltd | Professional & scientific | 2013 |
| Wychavon Engineering Company Limited | Manufacturing | 1973 |
| WYE Valley Caravan Park Ltd | Hospitality | 2023 |
| WYE Valley Properties Ltd. | Real estate | 2014 |
| Wygu Limited | Extraterritorial | 2008 |
| Wynchwood Asset Management Limited | Financial services | 2012 |
| Wyrdstone Core Limited | Information & communication | 2026 |
| X4 Global Ltd | Other services | 2018 |
| Xanthan Financial Solutions Limited | Professional & scientific | 2023 |
| Xbnk Ltd | Information & communication | 2012 |
| Xeron Limited | Real estate | 1996 |
| XIT Limited | Information & communication | 2021 |
| Xplora Associates (XA) Limited | Other services | 2019 |
| Xtreme Gyms Limited | Arts & recreation | 2015 |
| YA Bard Ltd | Wholesale & retail | 2020 |
| Yabie Ltd | Wholesale & retail | 2009 |