| Trucote Limited | Construction | 2014 |
| Trusted Schools Alliance | Education | 2015 |
| Turford and SON Ltd | Construction | 2015 |
| Turgay Korkmaz Ltd | Hospitality | 2019 |
| Turner's Top Shop Limited | Wholesale & retail | 2013 |
| Tvscars Ltd | Wholesale & retail | 2003 |
| Twentyone Events Ltd | Other services | 2018 |
| Twisted Holdings Limited | Financial services | 2021 |
| Twisted Lemon Limited | Hospitality | 2022 |
| TXG Legacy Limited | Professional & scientific | 2022 |
| Ultima Consultancy Limited | Construction | 2019 |
| Ultra Compact Limited | Wholesale & retail | 2019 |
| UNI Taster Days Ltd | Education | 2012 |
| Unicorn Caravan Park Limited | Hospitality | 2015 |
| Unifiedpraxis Ltd | Information & communication | 2018 |
| Unique Consultancy Services Limited | Wholesale & retail | 2003 |
| United Fitout Ltd | Construction | 2024 |
| United Green Ltd | Other services | 2023 |
| United MEP Ltd | Construction | 2022 |
| Untitled Music Limited | Professional & scientific | 2019 |
| UP Prestige Ltd | Wholesale & retail | 2021 |
| Uplands Homes Ltd | Construction | 2011 |
| Upsidedown 27 Ltd | Hospitality | 2026 |
| Urban Designed Ltd | Manufacturing | 2023 |
| Uvox Limited | Manufacturing | 2005 |
| V Plant Sales Ltd | Manufacturing | 2012 |
| Valmont Studio Ltd | Wholesale & retail | 2026 |
| Venture Project Management Ltd | Construction | 2019 |
| Venturetinymedia Limited | Information & communication | 2025 |
| Very Strong Coffee Limited | Manufacturing | 2017 |
| Visual JAM Labs Limited | Information & communication | 2021 |
| Vivid Optical Ltd | Wholesale & retail | 2007 |
| Vizion Parking Ltd | Other services | 2021 |
| VLM Associates Limited | Professional & scientific | 2016 |
| Vogue Holdings Limited | Construction | 1996 |
| Voltex Engineering Services Ltd | Construction | 2024 |
| Voodoonet Limited | Information & communication | 2014 |
| Vortex Partners Ltd | Professional & scientific | 2024 |
| VU JV19 Ltd | Administrative & support | 2021 |
| VU JV20 Ltd | Administrative & support | 2021 |
| VU JV40 Ltd | Administrative & support | 2024 |
| VU JV41 Ltd | Professional & scientific | 2024 |
| VU JV43 Ltd | Transport & logistics | 2025 |
| VU JV45 Ltd | Administrative & support | 2026 |
| W F Head & Sons Limited | Wholesale & retail | 2016 |
| W M Septic Tanks Limited | Water & waste | 2025 |
| Walkers Way Management Limited | Real estate | 2015 |
| Walkhamwood Poultry Limited | Agriculture & fishing | 2017 |
| Walkies With the Starrs Ltd | Other services | 2024 |
| Wallace Crooke CA Limited | Professional & scientific | 2002 |
| Wallworthy Brickwork Ltd | Construction | 2021 |
| Walmley Gardens Management Ltd | Households | 2022 |
| Walt Properties Ltd | Real estate | 2025 |
| Walters Accountants Ltd | Professional & scientific | 2017 |
| Warren Leisure Limited | Arts & recreation | 1999 |
| Waterloo Group Limited | Professional & scientific | 2003 |
| Wayne Daniel Energy Ltd | Construction | 2025 |
| WCR Construction & Groundworks Ltd | Construction | 2024 |
| WE ARE Pledge Ltd | Professional & scientific | 2024 |
| WE ARE Woodland Ltd | Manufacturing | 2023 |
| WE Build IT Limited | Manufacturing | 1997 |
| WE Buy ANY Sofa Ltd | Wholesale & retail | 2025 |
| WE Teach Drama Limited | Education | 2021 |
| We'Ve GOT IT Ltd | Construction | 2016 |
| Wellness Woodlands Limited | Hospitality | 2021 |
| Welson (Salop) Limited | Real estate | 1980 |
| Wenlock Stoves and Fires Ltd | Construction | 2021 |
| West Castle Street Management Limited | Households | 2019 |
| West House Business Advisers Ltd | Administrative & support | 2016 |
| West Midlands Self Storage Limited | Administrative & support | 2016 |
| Westgate Forge Ltd | Construction | 2025 |
| Whats on Bridgnorth Ltd | Professional & scientific | 2025 |
| WHD Total Facilities Management Ltd | Administrative & support | 2026 |
| Wheatland Cropcare Ltd | Agriculture & fishing | 2022 |
| Whitbrook Management Company Limited | Households | 1987 |
| White Rose Heritage Limited | Professional & scientific | 2024 |
| Whitegate Civils Ltd | Construction | 2026 |
| Whosol Ltd | Information & communication | 2024 |
| Wigwam Holidays Overs Farm Holdings Ltd | Financial services | 2025 |
| Wigwam Holidays Overs Farm Ltd | Hospitality | 2025 |
| Willcrest Estates Ltd | Construction | 2014 |
| Willowbrook Estates Ltd | Households | 2024 |
| Willow’S Woodland Ltd | Arts & recreation | 2026 |
| Wilson’S Property & Development Ltd | Construction | 2025 |
| Wilx Housing Limited | Real estate | 2025 |
| Window & Door Contract Services Limited | Construction | 2000 |
| Wine World Producers Limited | Wholesale & retail | 2006 |
| Wingrove Racing Ltd | Agriculture & fishing | 2023 |
| WIT and Wisdom Limited | Extraterritorial | 2011 |
| Wizzo TEQ Limited | Information & communication | 2023 |
| WLM Roofing & Building Ltd | Construction | 2017 |
| Wobblebox Digital Ltd | Professional & scientific | 2024 |
| Wolf Manor Ltd | Information & communication | 2022 |
| Woodend Farm Caravan Park Ltd | Hospitality | 2026 |
| Woodend Farm Caravan Sales Ltd | Wholesale & retail | 2026 |
| Woodfloor Resolutions Ltd | Construction | 2015 |
| Woodhill Farm Barns Management Company Limited | Households | 1999 |
| Woodspring Enterprises Ltd | Real estate | 2013 |
| Wool Properties Limited | Real estate | 2014 |
| Woolvant Limited | Wholesale & retail | 1975 |