| TLC Collective Ltd | Financial services | 2025 |
| TMA Logistic Ltd | Transport & logistics | 2022 |
| TMI Serviced Accomodation Ltd | Hospitality | 2018 |
| Tolkien Property Management Ltd | Real estate | 2025 |
| TOM Pieri Limited | Construction | 2020 |
| Toni 91 Ltd | Transport & logistics | 2020 |
| Top Barber Evesham Ltd | Other services | 2025 |
| Top Gardeners Limited | Administrative & support | 2012 |
| Torshion Limited | Transport & logistics | 2016 |
| Tosney Developments Limited | Professional & scientific | 2017 |
| Total Access Scaffolding G&N Ltd | Construction | 2019 |
| Total Laser Profiles Ltd | Professional & scientific | 2019 |
| Tower Trophies Limited | Wholesale & retail | 2021 |
| Tower View Limited | Other services | 2021 |
| Tower View Storage Limited | Transport & logistics | 2024 |
| Towlan Limited | Wholesale & retail | 2015 |
| Tradecert Limited | Information & communication | 2024 |
| Training for TV Ltd | Administrative & support | 2011 |
| Transport Association Limited | Professional & scientific | 2024 |
| Transported Rental Limited | Transport & logistics | 2019 |
| Transporter Heaven Limited | Wholesale & retail | 2021 |
| Transylvania Market Ltd | Wholesale & retail | 2025 |
| Transylvania Restaurant Ltd | Hospitality | 2023 |
| Tranter 101 Limited | Wholesale & retail | 2012 |
| Trash UK Limited | Water & waste | 1999 |
| Travellers Finds Limited | Wholesale & retail | 2011 |
| Treat Your Car Limited | Administrative & support | 2025 |
| Treble Marketing Limited | Administrative & support | 2023 |
| Trebor Sedgeberrow Management Limited | Households | 1999 |
| Treweren Consultants Ltd. | Information & communication | 1998 |
| TRI Seating Limited | Manufacturing | 2023 |
| Trident AI Ltd | Information & communication | 2026 |
| Trillow Electrical Limited | Construction | 2026 |
| Trotman Electrical Ltd | Construction | 2024 |
| Troughton Transport Limited | Transport & logistics | 1984 |
| Trowbridge Estate Holdings Limited | Real estate | 2026 |
| Trowbridge Estate LLP | | 2026 |
| TRY Catch Software Limited | Information & communication | 2015 |
| TS Logistics Limited | Transport & logistics | 2021 |
| TSC Transhaul Ltd | Transport & logistics | 2022 |
| TSC Transport Ltd | Transport & logistics | 2019 |
| TT Property Investments Ltd | Real estate | 2020 |
| TT Synergy Ltd | Professional & scientific | 2022 |
| Tudorgate Capital Limited | Financial services | 2024 |
| Tudorgate Homes Ltd | Construction | 2018 |
| Tullyleek Limited | Financial services | 2002 |
| Tutte Limited | Hospitality | 2025 |
| TWG Estate Planning Limited | Professional & scientific | 2009 |
| TWG Holdings Limited | Professional & scientific | 2009 |
| Two Tones Project Ltd | Construction | 2026 |
| Twoandtwo Limited | Information & communication | 2016 |
| UK Agility Limited | Agriculture & fishing | 2004 |
| UK Capital Investment Partners Ltd | Real estate | 2026 |
| UK Golf Limited | Arts & recreation | 1997 |
| UK Platinum Services Limited | Hospitality | 2023 |
| UK Vans & Parts Ltd | Wholesale & retail | 2014 |
| UKO2 Ltd | Health & social care | 2005 |
| Ullington Consultants Limited | Professional & scientific | 2017 |
| Umbrealla Properties Ltd | Real estate | 2021 |
| Underhill Consultants Limited | Professional & scientific | 2018 |
| UNION81 Limited | Transport & logistics | 2017 |
| United WE Conquer Limited | Administrative & support | 2021 |
| Universal Components Limited | Manufacturing | 1980 |
| Unyielding Fitness Limited | Manufacturing | 2023 |
| UP4SPORT Mountney Limited | Education | 2023 |
| Utopia Gym Ltd | Arts & recreation | 2024 |
| Vaas Cuisine Limited | Hospitality | 2019 |
| VAL Trans 2016 Ltd | Transport & logistics | 2016 |
| Vale Agriflow Limited | Wholesale & retail | 2022 |
| Vale Fencing and Landscaping Limited | Extraterritorial | 2026 |
| Vale Fencing Limited | Construction | 2009 |
| Vale Fitting Limited | Construction | 2018 |
| Vale Forestry Ltd | Agriculture & fishing | 2002 |
| Vale Garage Doors Limited | Extraterritorial | 2008 |
| Vale Green Energy Limited | Energy | 2012 |
| Vale Handyman Services Limited | Other services | 2017 |
| Vale House (Avon Place) RTM Company Limited | Households | 2011 |
| Vale Link Management Company Limited | Professional & scientific | 1999 |
| Vale Logistics Ltd | Transport & logistics | 2009 |
| Vale Morris C.I.C. | Arts & recreation | 2011 |
| Vale Park Property Holdings Limited | Professional & scientific | 2022 |
| Vale Procurement Solutions Limited | Manufacturing | 2007 |
| Vale Stoves Limited | Wholesale & retail | 2010 |
| Vale Tech Services Ltd | Manufacturing | 2001 |
| Vale Tyre, Exhaust & Service Centre Limited | Wholesale & retail | 2003 |
| Vale Vinyl Ltd | Wholesale & retail | 2023 |
| Vale Woodwise Limited | Agriculture & fishing | 2019 |
| Vale Workshop Supplies Ltd | Wholesale & retail | 2018 |
| Valefresco Holdings Limited | Extraterritorial | 2006 |
| Valefresco Limited | Agriculture & fishing | 2005 |
| Valeside Car Care Ltd | Wholesale & retail | 2023 |
| Valley Mill Company,Limited(The) | Real estate | 1944 |
| Valve Spares & Surplus Limited | Manufacturing | 2008 |
| Vantage Commercials Limited | Wholesale & retail | 2003 |
| Vaughton Consulting Ltd | Information & communication | 2014 |
| Vehicle Doctor Ltd | Wholesale & retail | 2018 |
| Venues&Beyond Ltd | Administrative & support | 2025 |
| Vera Thompson Ltd | Health & social care | 2015 |
| Vertex Bookkeeping Ltd | Professional & scientific | 2026 |
| Vetperks Ltd | Professional & scientific | 2017 |