| Verazoom Limited | Information & communication | 2022 |
| Verdona Ltd | Real estate | 2021 |
| Verify+ (UK) Limited | Health & social care | 2014 |
| VGD2OM Limited | Health & social care | 2026 |
| VIC Island Ltd | Information & communication | 2018 |
| Vinntara Services Ltd | Professional & scientific | 2026 |
| Viraj Enterprises Ltd | Real estate | 2018 |
| Vishmeg Ltd | Health & social care | 2025 |
| Vistec Limited | Information & communication | 2025 |
| Viswanath & Co Limited | Health & social care | 2003 |
| VN Property Ltd | Real estate | 2021 |
| Vnoutchkov Developments Limited | Construction | 2025 |
| Vnoutchkov Group Ltd | Real estate | 2023 |
| Vnoutchkov Holding Ltd | Professional & scientific | 2025 |
| Vocabulary Ninja Ltd | Education | 2018 |
| Volt Energy Projects Ltd | Construction | 2023 |
| VR Freedom Properties Ltd | Real estate | 2023 |
| W & I Properties Ltd | Real estate | 2022 |
| W & V James WP Ltd | Professional & scientific | 2024 |
| W Jordan WP Ltd | Administrative & support | 2024 |
| W120 Limited | Construction | 2022 |
| Walker & Walker Consulting LLP | | 2024 |
| Walker Business Transformation Ltd | Professional & scientific | 2018 |
| Walker Place Ltd | Real estate | 2016 |
| Wallace Commissioning Limited | Mining & quarrying | 2014 |
| Walnut Property Partnership LLP | | 2019 |
| Walsh Family Holdings Ltd | Real estate | 2020 |
| Walsh Family Partnership LLP | | 2020 |
| Walters Family Partnership LLP | | 2021 |
| Walton-Betancourth Ltd | Real estate | 2023 |
| Walton-Betancourth Partnership LLP | | 2023 |
| Walton-Betancourth-Suarez Ltd | Real estate | 2024 |
| Wanderelle Travel Ltd | Administrative & support | 2025 |
| Ward Properties (NE) Limited | Real estate | 2025 |
| Ward Property Holdings Ltd | Real estate | 2022 |
| Ward Property Lets LLP | | 2022 |
| Warhurst and Bourne Investments Limited | Real estate | 2021 |
| Warrener Family Partnership LLP | | 2021 |
| Watersound Studios UK Ltd | Information & communication | 2018 |
| Watson Family Partnership LLP | | 2018 |
| Watts Family Holdings Ltd | Real estate | 2018 |
| Watts Family Partnership LLP | | 2018 |
| Waveform Technical Surveyors Ltd | Professional & scientific | 2011 |
| WE Need Staff Ltd | Administrative & support | 2023 |
| Wealth Investors Group Ltd | Real estate | 2019 |
| Wealth Investors Group 2 Ltd | Real estate | 2021 |
| Webmatix Ltd | Information & communication | 2020 |
| Wellesley Accommodation Ltd | Real estate | 2022 |
| Wells Access Ltd | Construction | 2025 |
| West END Trading LLP | | 2022 |
| West Hyde Holdings Ltd | Real estate | 2021 |
| West Vehicle Cleaning Limited | Administrative & support | 2025 |
| West Vehicle Cleaning Services Limited | Administrative & support | 2025 |
| West Way Developments Limited | Real estate | 2002 |
| West Way Lettings Ltd | Real estate | 2021 |
| West Way Property Services Ltd | Real estate | 2024 |
| West Way Serviced Accommodation Ltd | Hospitality | 2023 |
| West Wynyard Woodland Limited | Agriculture & fishing | 2020 |
| Wetherby Healthcare Ltd | Health & social care | 2021 |
| What Dents NL Limited | Wholesale & retail | 2011 |
| White Project Consultants Ltd | Professional & scientific | 2015 |
| White's Exclusive Cars Ltd | Transport & logistics | 2025 |
| Whitecroft Contracts Limited | Professional & scientific | 2021 |
| Whitehouse Projects Ltd | Professional & scientific | 2015 |
| Whites Property Rental Ltd | Real estate | 2026 |
| Whole Food Health Ltd | Wholesale & retail | 2017 |
| Wicked Treats Ltd | Wholesale & retail | 2021 |
| Wilbarson Care Group Ltd | Health & social care | 2024 |
| Wilder Family Holdings Ltd | Real estate | 2017 |
| Wilder Family Partnership LLP | | 2017 |
| Wilkinson Group Limited | Real estate | 2018 |
| Will Medical Ltd | Health & social care | 2018 |
| William Family Partnership LLP | | 2019 |
| Wilson Access & Drone Specialists Ltd | Administrative & support | 2024 |
| Wilson Civil Engineering, Paving and Landscaping Limited | Administrative & support | 2015 |
| Window Cleaning by Liam Mccafferty Limited | Administrative & support | 2018 |
| Wingate Timber Limited | Wholesale & retail | 2023 |
| Winget Terrace Limited | Hospitality | 2006 |
| Winning Properties North Ltd | Real estate | 2024 |
| Winterton AVE Flats 4TO14 SVC Ltd | Households | 2019 |
| With Milk LDN Limited | Hospitality | 2024 |
| With Milk Limited | Hospitality | 2021 |
| Wolf Competitions Ltd | Other services | 2021 |
| Wolf Global Ltd | Other services | 2025 |
| Wolsley Lettings Limited | Real estate | 2016 |
| Wolviston PUB Co. Ltd | Hospitality | 2025 |
| Woodend Farm Management Company Limited | Households | 2023 |
| Worldwide Fabrications Limited | Financial services | 2017 |
| Wortech Ltd | Professional & scientific | 2026 |
| Wright Family Partnership LLP | | 2020 |
| WTP Engineering NE Ltd | Professional & scientific | 2024 |
| WWR Maintenance Limited | Construction | 2018 |
| Wychwood Apartments LLP | | 2017 |
| Wychwood Investments and Property Limited | Real estate | 2003 |
| Wynd Design Limited | Professional & scientific | 2020 |
| Wynne Howard Family Holdings Ltd | Real estate | 2016 |
| Wynne Howard LLP | | 2016 |
| Wynyard Commercial Property Rentals Ltd | Real estate | 2024 |
| Wynyard Consultancy Ltd | Professional & scientific | 2020 |
| Wynyard Consultants Limited | Professional & scientific | 2015 |