| Vmaxpos Limited | Wholesale & retail | 2022 |
| VMH Plumbing & Heating Ltd | Construction | 2017 |
| VN Associates PVT Ltd | Wholesale & retail | 2026 |
| Vocalise Limited | Information & communication | 2000 |
| Volentus Limited | Information & communication | 2010 |
| Volgo Care International Ltd | Manufacturing | 2018 |
| Volwona Limited | Real estate | 1977 |
| Vora International Ltd | Hospitality | 2025 |
| Vorinvista Ltd | Information & communication | 2025 |
| Voxyrobo Ltd | Manufacturing | 2026 |
| Voyager 2 Ltd | Information & communication | 2024 |
| VR Food and Wine Private Ltd | Wholesale & retail | 2021 |
| VS UK 2018 Limited | Financial services | 2018 |
| VSC Group Limited | Real estate | 2025 |
| VSE UK Holdings Ltd. | Professional & scientific | 2016 |
| VSK Holdings Limited | Real estate | 2018 |
| Vtab Ltd | Professional & scientific | 2021 |
| Vubelle Limited | Wholesale & retail | 2025 |
| VUE Agreable Limited | Real estate | 2011 |
| Vxchange Kingston Limited | Wholesale & retail | 2024 |
| VXM Creative Ltd | Information & communication | 2022 |
| Vylz Ltd | Construction | 2026 |
| Vyom Enterprises Ltd | Wholesale & retail | 2023 |
| Vyphan House Ltd | Real estate | 2026 |
| W P & Co Investments Limited | Other services | 2021 |
| W4GON Limited | Information & communication | 2020 |
| WA Pizza Limited | Hospitality | 2025 |
| Wabisabi Studio Limited | Wholesale & retail | 2025 |
| WAD Associates Limited | Professional & scientific | 2014 |
| Wade IT Solutions Limited | Information & communication | 2014 |
| WADE3 Limited | Construction | 2025 |
| Wael’S Properties Ltd | Real estate | 2024 |
| Wagging Tongues Productions Ltd | Information & communication | 2016 |
| Wagone Property Limited | Real estate | 2019 |
| Wagstaff Williams Limited | Real estate | 2022 |
| Wainss Limited | Wholesale & retail | 2026 |
| Wakanda Agency Limited | Administrative & support | 2021 |
| Waldegrave (RG) Limited | Professional & scientific | 2008 |
| Waldegrave Freehold Company Limited | Households | 2005 |
| Waldegrave Residents Association Limited | Households | 1977 |
| Walid Delivery Limited | Transport & logistics | 2019 |
| Wallcott Lane Limited | Professional & scientific | 2017 |
| Walloh Limited | Information & communication | 2014 |
| Wallsman Creative Limited | Professional & scientific | 2015 |
| Walters-Cox Ltd | Real estate | 2025 |
| WAN YAN Ltd | Hospitality | 2025 |
| Wandrvault Limited | Information & communication | 2025 |
| Warekit Ltd | Information & communication | 2017 |
| Warp Digital Development Limited | Information & communication | 2018 |
| Warp Digital Entertainment Limited | Information & communication | 2014 |
| Warren House Hotels Limited | Hospitality | 2005 |
| Warren Lodge (Kingston Hill) Residents Association Limited | Households | 1968 |
| Warwick Residents Association Limited(The) | Households | 1981 |
| Waspi Ltd | Real estate | 2012 |
| Water Meadow Place Management Limited | Households | 2018 |
| Water Soluble Technologies Limited | Professional & scientific | 2011 |
| Waterbear Services Ltd | Professional & scientific | 2025 |
| Wateringbury Land Ltd | Real estate | 2012 |
| Watford Vans Limited | Wholesale & retail | 2015 |
| Wavona Property Investments Ltd | Real estate | 2026 |
| Wawi Creative Limited | Professional & scientific | 2022 |
| Waynorth Ltd | Information & communication | 2026 |
| Wayrun Limited | Households | 1984 |
| WB Employment Limited | Administrative & support | 2000 |
| WB Landscapes Limited | Agriculture & fishing | 2011 |
| WE ARE Bright Island Limited | Professional & scientific | 2024 |
| WE ARE Value Ltd | Information & communication | 2024 |
| WE Build IT (M&S) Ltd | Construction | 2022 |
| WE Care Pathway Limited | Extraterritorial | 2023 |
| WE Love Pizza Limited | Hospitality | 2012 |
| WE SHIN3 CIC | Arts & recreation | 2024 |
| WE Sports Limited | Other services | 2022 |
| Wealthy Woman Events Limited | Administrative & support | 2024 |
| Wearegrip Limited | Professional & scientific | 2017 |
| Web Builder NOW Limited | Administrative & support | 2003 |
| Web Vans Ltd | Wholesale & retail | 2011 |
| Webb Design Office Limited | Professional & scientific | 2024 |
| Webmatics Ltd | Information & communication | 2013 |
| Wedderburn Property Management Limited | Real estate | 2020 |
| Wednesday Studio Ltd | Arts & recreation | 2022 |
| Wedo Developments Ltd | Construction | 2019 |
| Weeve Limited | Information & communication | 2014 |
| Weldfinn Restaurant Ltd | Hospitality | 2024 |
| Welldone Limited | Construction | 2021 |
| Wellington International Strategic Enterprises (Wise) Ltd | Other services | 2025 |
| Wellmark Holdings Limited | Real estate | 2026 |
| Wellmeadowplus Limited | Real estate | 2010 |
| Wellness Healing Limited | Health & social care | 2024 |
| Wellsense LLP | | 2009 |
| Welltek Ltd | Wholesale & retail | 2005 |
| Wellward Ltd | Construction | 2025 |
| Weltime Limited | Professional & scientific | 2012 |
| Wematanye Ltd | Wholesale & retail | 2025 |
| Wentworth Court (Surbiton) Residents Company Limited | Households | 1990 |
| Wessex Court (Putney) Residents Association Limited | Households | 1968 |
| West Africa Mineral Exploration UK Limited | Financial services | 2025 |
| West Alamut Ltd | Professional & scientific | 2026 |
| West Court Tollington Limited | Professional & scientific | 1997 |
| West London Burgers Ltd | Hospitality | 2019 |
| West Road Kingston Limited | Households | 2014 |