| Vayu Movement Ltd | Wholesale & retail | 2026 |
| Vehicle Store Ltd | Transport & logistics | 2022 |
| Venpro Consulting Ltd | Professional & scientific | 2023 |
| Veolia Nuclear Solutions (UK), Limited | Professional & scientific | 2000 |
| Verdant Search Limited | Administrative & support | 2022 |
| Verdel Instruments Ltd | Manufacturing | 2018 |
| Verdi Energy Services Limited | Real estate | 2023 |
| Verinc Ltd | Transport & logistics | 2024 |
| Veritas Theatre Company Ltd | Arts & recreation | 2019 |
| Verran Freight Limited | Transport & logistics | 1973 |
| Verso Biosense Group Limited | Professional & scientific | 2016 |
| Verso Biosense Limited | Professional & scientific | 2009 |
| Verso Biosense R&D Limited | Financial services | 2015 |
| Verto Power Ltd | Wholesale & retail | 2025 |
| Vespers Validation and Vacancy Agency Ltd | Real estate | 2022 |
| Vessa Limited | Extraterritorial | 1996 |
| Vessco Engineering Limited | Manufacturing | 2012 |
| VHA Construction Ltd | Construction | 2014 |
| VIA Clara Limited | Agriculture & fishing | 2022 |
| Vibes Can’T Done Ltd | Arts & recreation | 2023 |
| Victoria DE Sousa Ltd | Arts & recreation | 2010 |
| Vid.H Vitte Ltd | Information & communication | 2018 |
| Videoloft Limited | Administrative & support | 2012 |
| Vindication Film Limited | Information & communication | 2025 |
| Vineyard Chambers Management Limited | Real estate | 1989 |
| Vineyard House Management Co Ltd | Households | 2018 |
| Vinitsa Limited | Other services | 2026 |
| Violuna Limited | Manufacturing | 2024 |
| Virginia Richardson Ltd | Health & social care | 2019 |
| Virtus Executive Solutions Limited | Professional & scientific | 2024 |
| Visadem Properties UK Ltd | Real estate | 2025 |
| Visionintello Ltd | Information & communication | 2001 |
| Visores Limited | Other services | 2020 |
| Vista Medical Ltd | Administrative & support | 2024 |
| Vitalverge Ltd | Other services | 2024 |
| Vivid Ventures Ltd | Real estate | 2014 |
| Vladislav Djakov Limited | Professional & scientific | 2025 |
| VM Focused Flooring Ltd | Construction | 2025 |
| Volino Tech Ltd | Professional & scientific | 2016 |
| Volk Tools Limited | Professional & scientific | 2023 |
| Voxpod Limited | Information & communication | 2020 |
| Voyageur Holdings Limited | Administrative & support | 2024 |
| Voyageur Ltd | Administrative & support | 2016 |
| Vtech Communications Limited | Information & communication | 1992 |
| VVF Consulting Limited | Other services | 2023 |
| VW Beauty Ltd | Other services | 2019 |
| W. Cumber & SON (Theale) Limited | Agriculture & fishing | 1949 |
| W. Cumber & SON Limited | Professional & scientific | 1932 |
| W.G.Carter Limited | Construction | 1955 |
| W2W Motorcycles Ltd | Wholesale & retail | 2023 |
| Waldham Precision Engineering Limited | Professional & scientific | 2007 |
| Wall 2 Wall Floors Limited | Wholesale & retail | 2013 |
| Walletalk Ltd | Wholesale & retail | 2024 |
| Wallfx Ltd | Manufacturing | 2025 |
| Wallingford Device Centre Ltd | Wholesale & retail | 2022 |
| Wallingford Self Storage Limited | Real estate | 2011 |
| Wallingford Sushi Ltd | Wholesale & retail | 2024 |
| Wallis (UK) Limited | Agriculture & fishing | 1993 |
| Wallis Farms Limited | Agriculture & fishing | 1988 |
| Wallis South Africa Limited | Agriculture & fishing | 1988 |
| Wantage Orchestra Productions Limited | Arts & recreation | 2018 |
| Warble Medya Ltd | Information & communication | 2023 |
| Warner Building Services Ltd | Construction | 2024 |
| Warren Farm (Culham) Limited | Hospitality | 2004 |
| Warwickshire KOI Group Ltd | Wholesale & retail | 2025 |
| WAS Plumbing and Heating Ltd | Construction | 2025 |
| Watership Down Retreats Limited | Hospitality | 2024 |
| Watkins Surveyors Limited | Professional & scientific | 2024 |
| Watsoap.Com Limited | Wholesale & retail | 2007 |
| Wave Optics Limited | Professional & scientific | 2012 |
| WE ARE Nium Ltd | Manufacturing | 2022 |
| WE Support IT Limited | Information & communication | 2000 |
| Webb Sunden Ltd | Manufacturing | 2026 |
| Webb Teasdale Limited | Professional & scientific | 2009 |
| Webbs Cottage Estate Management Company Ltd | Households | 2022 |
| Webgeekwebb Limited | Extraterritorial | 2025 |
| Webmetri Digital Solutions Ltd | Wholesale & retail | 2025 |
| Wecue Restaurant Limited | Hospitality | 2023 |
| Wedding Sundries Limited | Wholesale & retail | 2015 |
| Week of Wonders Limited | Arts & recreation | 2018 |
| Welcroft Construction Limited | Construction | 2025 |
| Welkin Global Investments Ltd | Other services | 2021 |
| Well Framed Ltd | Manufacturing | 2026 |
| Wellcode Ltd | Professional & scientific | 2015 |
| West Court House Management Company Limited | Households | 1993 |
| Wester Elchies 326 Limited | Real estate | 2018 |
| Weston Wood Limited | Arts & recreation | 1989 |
| Whimsy Interiors Limited | Professional & scientific | 2020 |
| Whisky Bravo Properties Limited | Real estate | 2021 |
| Whistling Thorn Limited | Wholesale & retail | 2024 |
| White Hart at Fyfield Limited | Hospitality | 2007 |
| White Horse Rentals Abingdon Ltd | Hospitality | 2026 |
| White Horse Web Services Limited | Information & communication | 2016 |
| Whiterock Clean Energy (UK) Ltd | Construction | 2024 |
| Whitfield Horse Transport Limited | Administrative & support | 2006 |
| Whittard Trading Limited | Wholesale & retail | 2008 |
| Wickwar Despatch Boxes Limited | Manufacturing | 2018 |
| Wild Bioscience Ltd | Professional & scientific | 2021 |
| Wild Oxfordshire | Other services | 2009 |
| Wildmoor Gate Residents Company Limited | Real estate | 1988 |