| TTR Holding Solutions Ltd | Extraterritorial | 2026 |
| Tunnicliffe Holdings Limited | Financial services | 2019 |
| Turbo Technologies Limited | Information & communication | 2021 |
| TW2 Production Services Limited | Arts & recreation | 2022 |
| Twinkle Tots of Endon Ltd | Health & social care | 2010 |
| Two Peas Communications Limited | Other services | 2015 |
| Tyler Cobane Limited | Professional & scientific | 2017 |
| Tylman of Leek Limited | Manufacturing | 2014 |
| UK Angel Partnership Limited | Administrative & support | 2020 |
| UK Business IT Limited | Information & communication | 2010 |
| UK Farmcare Bidco Limited | Financial services | 2023 |
| UK Farmcare Limited | Information & communication | 2011 |
| UK Farmcare Topco Limited | Financial services | 2023 |
| UKTRAINING4YOU Limited | Education | 2014 |
| Underhill's Properties Limited | Financial services | 2023 |
| Uptons Ales Limited | Hospitality | 2023 |
| V & M Healthcare Limited | Health & social care | 2019 |
| Valley 6K Ltd | Hospitality | 2025 |
| Valleys 2C Ltd | Hospitality | 2023 |
| Vantage Point Creative Limited | Wholesale & retail | 2017 |
| VCP Solutions Ltd | Construction | 2021 |
| Velo Management Ltd | Wholesale & retail | 2010 |
| Venture Manufacturing Ltd | Manufacturing | 2015 |
| Verdure Limited | Other services | 2003 |
| Verso Content Ltd | Information & communication | 2022 |
| Very Special Children Ltd | Public administration | 2023 |
| Vickers Plant Services Limited | Administrative & support | 2021 |
| Vicki and Shaun Moore Limited | Hospitality | 2019 |
| Vigilant Cyber Services Limited | Information & communication | 2016 |
| Vindo Technology Limited | Information & communication | 2015 |
| Vings Ltd | Financial services | 2023 |
| Viro Branding Limited | Professional & scientific | 2014 |
| Virtus 2 Housing Consultancy Limited | Professional & scientific | 2026 |
| Vision Training & Development Limited | Real estate | 2006 |
| Vital Hydrographic Printing (UK) Ltd | Professional & scientific | 2014 |
| VML 8 Ltd | Transport & logistics | 2025 |
| Voltalab Limited | Information & communication | 2011 |
| Vortex Machinery Limited | Professional & scientific | 2026 |
| VPV Networks Limited | Construction | 2019 |
| Vulcan Industrial Fasteners Limited | Wholesale & retail | 1981 |
| W. Shelley & Sons Limited | Agriculture & fishing | 2010 |
| WAD Pipelines Ltd | Construction | 2012 |
| Walton Community Association (Stone) Limited | Arts & recreation | 1998 |
| Walton Freeholders Limited | Households | 2020 |
| Walton on Thames Nursery and Pre-School Limited | Education | 2025 |
| Walton Stores (Stone) Limited | Wholesale & retail | 2007 |
| Warriors of Happiness Ltd | Extraterritorial | 2025 |
| Washdale Property Development Ltd | Construction | 2020 |
| Washdale Property Management Ltd | Households | 2023 |
| Watergate Project Management Limited | Construction | 2014 |
| Waverley Care Property Developments Limited | Real estate | 2007 |
| WE ARE Good Ltd | Professional & scientific | 2021 |
| WE Build Bridges CIC | Education | 2023 |
| WE Coach Tennis Limited | Arts & recreation | 2024 |
| Weapons Surrender Limited | Water & waste | 2023 |
| Wedding Belles Love Ltd | Wholesale & retail | 2020 |
| Wellbeing Park CIC | Education | 2024 |
| Wellbeing Within Limited | Health & social care | 2017 |
| Wells Holding Group Limited | Manufacturing | 2010 |
| Wells Performance Materials Limited | Manufacturing | 1984 |
| Wells Trustee Limited | Professional & scientific | 2012 |
| Wellstopco Limited | Manufacturing | 2022 |
| WFB78 Ltd | Professional & scientific | 2025 |
| Whanau Nurseries Limited | Education | 2025 |
| What the Book Ltd | Wholesale & retail | 2025 |
| What-A-Kerfuffle Ltd | Education | 2022 |
| Whiley Contracting Ltd | Professional & scientific | 2015 |
| White Hart Court (Residents) Company Limited | Households | 2004 |
| White Tail Consulting Ltd | Professional & scientific | 2023 |
| Whitebridge Properties Limited | Real estate | 1989 |
| Whitebridge Wines Limited | Wholesale & retail | 1983 |
| Whitehouse Books Ltd | Wholesale & retail | 2021 |
| Whitehurst Classics Ltd | Wholesale & retail | 2021 |
| Wigmore London Limited | Health & social care | 2025 |
| Wigsby Limited | Health & social care | 2014 |
| Wild & Wonder CIC | Administrative & support | 2026 |
| Wildwildsky Ltd | Information & communication | 2023 |
| Will Ward IFA Limited | Financial services | 2021 |
| Willard Diagnostics Limited | Health & social care | 2016 |
| William Jones Motors Limited | Wholesale & retail | 2008 |
| Willow Holdings (Investments) Limited | Professional & scientific | 2023 |
| Willow Tree Contracting Limited | Construction | 2013 |
| Willowsbrook of Stone Ltd | Wholesale & retail | 2024 |
| Wingate Associates Limited | Real estate | 2007 |
| Wisemove Connect Ltd | Professional & scientific | 2025 |
| Witton Care Limited | Health & social care | 2013 |
| WJM Scarlin Ltd | Professional & scientific | 2025 |
| Woke Tinctures Ltd | Manufacturing | 2026 |
| Wood Like to Play Limited | Wholesale & retail | 2020 |
| Woodarra Property Limited | Real estate | 1998 |
| Woodland Developments Limited | Construction | 1990 |
| Woodville Residential Ltd | Real estate | 2025 |
| Woolcool Ltd | Extraterritorial | 2012 |
| Woolrich Consulting Ltd | Information & communication | 2026 |
| Workhand Ltd | Information & communication | 2026 |
| Workout Wright at Home Ltd | Health & social care | 2026 |
| Worksoft Solutions Limited | Information & communication | 1997 |
| Wrightway (Stone) Ltd | Wholesale & retail | 2022 |
| Www.Talkturkey.Co.Uk Limited | Professional & scientific | 2001 |
| Xaverian Property Limited | Real estate | 2024 |