| Vincent O'Brien Maintenance Limited | Administrative & support | 2016 |
| Vincent O'Brien Plumbing & Heating Ltd | Professional & scientific | 2017 |
| Vincent O'Brien Property Services Ltd. | Real estate | 2014 |
| Vinnu Ltd. | Health & social care | 2024 |
| Vinzio Consultancy Ltd | Information & communication | 2025 |
| Virtually Local Limited | Other services | 2015 |
| Virylx Limited | Information & communication | 2025 |
| Visibee Ltd | Wholesale & retail | 2015 |
| Vision Nutrition Ltd | Health & social care | 2024 |
| Vissence Ltd | Professional & scientific | 2025 |
| Viva Tax Ltd | Professional & scientific | 2020 |
| Vivan Foods Ltd | Hospitality | 2026 |
| VIX Medical Limited | Health & social care | 2024 |
| VKM Visuals Ltd | Other services | 2024 |
| Vmuk Ltd | Real estate | 2021 |
| Vocon Energy Limited | Energy | 2020 |
| Vocon Limited | Transport & logistics | 2019 |
| Vogue Visions Fashion Ltd | Wholesale & retail | 2025 |
| Void Records Ltd | Wholesale & retail | 2010 |
| Voxa AI Ltd | Information & communication | 2025 |
| Voxel Visuals Ltd | Professional & scientific | 2025 |
| VRK Mini Market Limited | Wholesale & retail | 2018 |
| W Churm Ltd | Construction | 2021 |
| W Group (NW) Holding Limited | Financial services | 2024 |
| W Group (NW) Ltd | Construction | 2021 |
| W H Flowers Limited | Real estate | 2003 |
| W.A.P Properties Ltd | Hospitality | 2025 |
| Waddicor Consulting Limited | Administrative & support | 2025 |
| Wagley Property Limited | Real estate | 2025 |
| Waheed & Sons Ltd | Construction | 2017 |
| Waktextile Ltd | Wholesale & retail | 2025 |
| Waleed Pharma Ltd | Wholesale & retail | 2022 |
| Wali Autos Limited | Wholesale & retail | 2024 |
| Wali Enterprises Ltd | Wholesale & retail | 2016 |
| Walker Allen & Sons,Limited | Real estate | 1895 |
| Wallace Thomas Hobson & Emmett Limited | Health & social care | 2008 |
| Walsh Trading Ltd | Financial services | 2026 |
| Walstar Properties Limited | Real estate | 2005 |
| Wang Invest Ltd | Real estate | 2024 |
| Wantok Property Investing Ltd | Real estate | 2024 |
| Wardle Design & Build Ltd | Construction | 2025 |
| Wareham Air Ltd | Energy | 2022 |
| Warina House Ltd | Wholesale & retail | 2023 |
| Warmridge Limited | Construction | 2024 |
| Warren Styles Limited | Information & communication | 2015 |
| WASTE-E3 Limited | Energy | 2018 |
| Waterhouse Property Developments Limited | Construction | 2004 |
| Watermark Plumbing and Heating Supplies Limited | Construction | 2003 |
| Waterside Plastics Limited | Other services | 1889 |
| Watsons Choice Property Co Ltd | Real estate | 2008 |
| WC Domestic Ltd | Construction | 2021 |
| WE Build Properties Ltd | Construction | 2022 |
| WE Dont Sell Beer Limited | Manufacturing | 2025 |
| WE Move Nationwide Ltd | Transport & logistics | 2025 |
| We-Nft Ltd | Wholesale & retail | 2021 |
| Wealthy Hearts Care Ltd | Health & social care | 2023 |
| Wealthybear Limited | Wholesale & retail | 2026 |
| Web Design Services 2000 Limited | Information & communication | 2017 |
| Welch Property Freehold Limited | Real estate | 2021 |
| Welch Property Group Limited | Real estate | 2018 |
| Werneth Mount Limited | Financial services | 2026 |
| Wetlemon Productions Ltd | Arts & recreation | 2020 |
| WH Services MCR Ltd | Construction | 2021 |
| Wharton Property Management Co Ltd | Real estate | 2019 |
| Wharton Property Management NW Co Ltd | Real estate | 2024 |
| WHB Business Limited | Wholesale & retail | 2024 |
| Whelan Developments Limited | Real estate | 2022 |
| Whips Town Limited | Administrative & support | 2023 |
| Whirley Engineering Limited | Manufacturing | 2018 |
| White Fold Ltd | Real estate | 2024 |
| Whitecliffe Finance Ltd | Financial services | 2025 |
| Whiteline Traders Ltd | Wholesale & retail | 2019 |
| WHS Online Limited | Wholesale & retail | 2024 |
| Wilfred Giles & Company Ltd | Professional & scientific | 2021 |
| Wilkinson Commercial Services Limited | Professional & scientific | 2015 |
| William Brown & Company Limited | Information & communication | 2008 |
| William Monk Limited | Administrative & support | 1931 |
| Willow Oak Properties Limited | Real estate | 2025 |
| Willow Wood Hospice Promotions Limited | Wholesale & retail | 1994 |
| Willows Business Services Limited | Professional & scientific | 2005 |
| Willows Mechanical Services Limited | Professional & scientific | 2005 |
| Willson Associates Limited | Real estate | 2019 |
| Wilondja Connects Ltd | Professional & scientific | 2019 |
| Winter Civil Engineering Limited | Professional & scientific | 2014 |
| Winter Property & Construction Group Ltd | Professional & scientific | 2024 |
| Winter Property & Investments Ltd | Real estate | 2024 |
| Wise Buyz Ltd | Wholesale & retail | 2024 |
| Wiselife Global Academy Ltd | Education | 2023 |
| Wiser Price Ltd | Wholesale & retail | 2023 |
| Wish Ventures Ltd | Information & communication | 2026 |
| Withington Group Limited | Financial services | 2026 |
| WLD Connect Logistics Limited | Transport & logistics | 2025 |
| WLS Global Limited | Professional & scientific | 2018 |
| WMM Transport Ltd | Transport & logistics | 2025 |
| Woetree Limited | Administrative & support | 2021 |
| Wok&Box Ltd | Hospitality | 2024 |
| Wolf Properties Ltd | Real estate | 2020 |
| Woodbrook Precision Limited | Manufacturing | 2006 |
| World Academy of Sport (UK) Limited | Education | 2005 |
| World Academy of Sport Services Ltd | Education | 2006 |