| Video Marketing Mastery Ltd | Information & communication | 2022 |
| Videolandscaping Ltd. | Information & communication | 2018 |
| Village Plaice Thatcham Ltd | Hospitality | 2020 |
| Vinsonthomas Health Care Limited | Health & social care | 2018 |
| Vintage Days OUT Limited | Administrative & support | 2016 |
| Vinuela Consulting Limited | Administrative & support | 2016 |
| Virus Bulletin Limited | Information & communication | 1989 |
| Vista Atlantico Ltd | Hospitality | 2026 |
| VKG Technical Limited | Construction | 2015 |
| Vogue International Limited | Wholesale & retail | 1993 |
| Vokins Electrical Contractors Limited | Construction | 2020 |
| Wadebridge Rotunda Ltd | Hospitality | 2021 |
| Wakefield Ossett Limited Partnership | | 2013 |
| Wallingford and Crowmarsh Football Club Ltd | Arts & recreation | 2026 |
| Wallingford Architecture Limited | Professional & scientific | 2011 |
| Wallingford Builders Ltd | Construction | 2013 |
| Wallingford Castle Archers Limited | Arts & recreation | 2018 |
| Wallingford Community Association (CENTRE70) Limited | Administrative & support | 2017 |
| Wallingford Electrical & Plumbing Supplies Ltd | Construction | 2015 |
| Wallingford Enterprises Ltd. | Hospitality | 2026 |
| Wallingford for ALL CIC | Administrative & support | 2024 |
| Wallingford Garden Services Ltd | Administrative & support | 2024 |
| Wallingford Glass & Glazing Ltd | Construction | 2016 |
| Wallingford Hydrosolutions Limited | Professional & scientific | 2004 |
| Wallingford Hydrosolutions Trustees Limited | Extraterritorial | 2018 |
| Wallingford Motor Medic Ltd | Wholesale & retail | 2024 |
| Wallingford Radio Ltd | Information & communication | 2018 |
| Wallingford Rowing Club Limited | Arts & recreation | 2004 |
| Wallingford Rugby Football Club Limited | Arts & recreation | 2023 |
| Wallingford Sports and Social Club Ltd | Hospitality | 2017 |
| Wallingford Taxis Limited | Transport & logistics | 2025 |
| Wallingford Tooling Limited | Professional & scientific | 1978 |
| Wallingford Wines Limited | Hospitality | 2013 |
| Wallywood CIC | Administrative & support | 2025 |
| Ward Leisure Limited | Wholesale & retail | 2016 |
| Waste Transition Limited | Professional & scientific | 2011 |
| Water's Edge Property Development Ltd | Construction | 2010 |
| Watergate Beach Food Ltd | Hospitality | 2021 |
| Watermans Investments Ltd | Financial services | 2021 |
| Waverley Park Holiday Centre Ltd | Hospitality | 2025 |
| WE ARE 23 Limited | Arts & recreation | 2009 |
| Wealthmantra Estate Planners Limited | Professional & scientific | 2025 |
| Wealthmantra Financial Advisers Limited | Financial services | 2025 |
| Webcreative UK Limited | Information & communication | 2000 |
| Weedon Court Estate Management Company (Wallingford) Limited | Households | 1994 |
| Welch and Co Wine Merchants LLP | | 2016 |
| Welding Specialist and Fabrication Ltd | Manufacturing | 2023 |
| Well Mind People Ltd | Health & social care | 2022 |
| Wellness Curated Ltd | Administrative & support | 2015 |
| West Ruislip Court Residents Limited | Other services | 1997 |
| West Wing UK Limited | Professional & scientific | 2006 |
| Westfield, the Barns Ltd | Administrative & support | 2024 |
| Whisper BX Limited | Hospitality | 2023 |
| White Cloud Assets Ltd | Real estate | 2025 |
| Whitehall Eco Developments Ltd | Construction | 2024 |
| Wild Wood Warriors Ltd | Education | 2024 |
| Wildwood Wallingford Ltd | Wholesale & retail | 2022 |
| Williams Marine Group Limited | Financial services | 2017 |
| Willis Building Contractors Ltd | Construction | 2013 |
| Willment Smith & Son's Limited | Other services | 2024 |
| Willow Grange Farm Shop Limited | Hospitality | 2024 |
| Willow Grange Farm Wedding and Events Ltd | Hospitality | 2020 |
| Willow Innovation Limited | Professional & scientific | 2014 |
| Willowpond Consulting Limited | Extraterritorial | 2014 |
| Wilty Ltd | Information & communication | 2012 |
| Windward Exploration & Properties Limited | Mining & quarrying | 2003 |
| Windward Wellness Ltd | Health & social care | 2026 |
| Wings of Pegasus Ltd | Manufacturing | 2025 |
| Winter Hill Ltd | Extraterritorial | 2019 |
| Winterbrook Garden Nurseries Limited | Agriculture & fishing | 2018 |
| Winterbrook Gardens Management Company Limited | Households | 1988 |
| Wintergreen Lane Management Company Limited | Households | 2024 |
| Wired Writing Limited | Professional & scientific | 2018 |
| Wisteria Studios Bespoke Joinery Ltd | Manufacturing | 2026 |
| Wmmarine Rigging and Events Ltd | Construction | 2024 |
| Wood Administration Ltd | Professional & scientific | 2018 |
| Woodhouse Syndicate Limited | Arts & recreation | 2015 |
| Woods Property and Lettings Ltd | Real estate | 2023 |
| Woolley Family Investments Limited | Professional & scientific | 2018 |
| Words From a Bird Limited | Information & communication | 2024 |
| Worldwide Research Limited | Professional & scientific | 2002 |
| Wrap Ltd | Water & waste | 1999 |
| Wren & Co Property Services Ltd | Real estate | 2025 |
| Wsnh Limited | Professional & scientific | 2017 |
| XN Leisure Systems Limited | Information & communication | 2006 |
| Yasin Investments Limited | Real estate | 2024 |
| Yellow Dog Creative Ltd | Other services | 2012 |
| Yellow Pelican Ltd | Administrative & support | 1992 |
| Yoga Yard UK Ltd | Education | 2018 |
| Your PC Sorted Limited | Other services | 2007 |
| Youron Artificial Intelligence Limited | Information & communication | 2023 |
| Zebra Networks Limited | Health & social care | 2007 |
| ZEN Wellbeing Space Limited | Construction | 2024 |
| Zeroth Nuclear Limited | Professional & scientific | 2026 |
| Zerotouch Limited | Information & communication | 1999 |
| Zestel Ltd | Information & communication | 2012 |
| Zigzag Jewels Ltd | Wholesale & retail | 2002 |