| Toum and Tahini Ltd | Hospitality | 2021 |
| Tower Translations Ltd | Professional & scientific | 2019 |
| Towndoor Limited | Construction | 1988 |
| Townend Weaving Huddersfield Ltd | Manufacturing | 2020 |
| Towngate Foods Ltd | Hospitality | 2016 |
| Towngate House Limited | Households | 2001 |
| Toyn Consultancy Ltd | Other services | 2024 |
| TPJ Marketing Limited | Wholesale & retail | 2014 |
| Trace Heating Products Ltd | Wholesale & retail | 2019 |
| Tracey Rooney Ltd | Information & communication | 2013 |
| Tracker Computers Limited | Information & communication | 1994 |
| Trade Glass and Glazing Limited | Construction | 2022 |
| Trade Supplies (HX) Ltd | Construction | 2014 |
| TRAFF1K Limited | Information & communication | 2008 |
| Training Places Northwest Ltd | Education | 2023 |
| Tranquil Brook Coaching Ltd | Health & social care | 2025 |
| Travel State Ltd. | Administrative & support | 2013 |
| Travellingsally Ltd | Professional & scientific | 2021 |
| Treatwise AI Ltd | Information & communication | 2026 |
| Treble 9 Storage Services Ltd. | Real estate | 1998 |
| Trekdale Limited | Transport & logistics | 2016 |
| Trend Positive Ltd | Administrative & support | 2017 |
| Trevtech Automotive Limited | Wholesale & retail | 2024 |
| TRI Trailer Rentals (Dewsbury) Limited | Transport & logistics | 2005 |
| Trigonon Ltd | Information & communication | 2008 |
| Trill KNG Cole Ltd | Transport & logistics | 2019 |
| Trinity Property & Leisure Limited | Real estate | 2007 |
| Tristone Lettings Ltd | Real estate | 2026 |
| Tropical Aquatix Ltd | Wholesale & retail | 2019 |
| TRU Financial Planning Ltd | Professional & scientific | 2020 |
| Truegoal Ltd | Hospitality | 2016 |
| Ttrs Developments Limited | Real estate | 2023 |
| Turbo Blowers Ltd | Manufacturing | 2023 |
| Turbo Tanker Loading Limited | Professional & scientific | 2018 |
| Turbo Tooling International Limited | Professional & scientific | 2025 |
| Turbocharger Reconditioning Limited | Professional & scientific | 2016 |
| Turner Brothers (Holmfirth) Limited | Wholesale & retail | 2019 |
| Turner Brothers (Huddersfield) Limited | Agriculture & fishing | 2002 |
| Turner Farms Limited | Agriculture & fishing | 2000 |
| Turner Japan UK Ltd | Wholesale & retail | 2019 |
| Turner Stores Ltd | Wholesale & retail | 2018 |
| Turnpike Electrical Limited | Construction | 2021 |
| Two Cocks Chicken Ltd | Hospitality | 2023 |
| Tyers Hall Company | Other services | 2025 |
| Tyler Civil Engineering Consultants Limited | Professional & scientific | 2026 |
| Tyretek Ltd | Extraterritorial | 2024 |
| Tyscl Limited | Administrative & support | 2023 |
| U CAN Shine Ltd | Education | 2023 |
| U-Build IT Ltd | Construction | 2020 |
| UK GIG Tickets Limited | Administrative & support | 2013 |
| UK Lifting and Rigging Limited | Professional & scientific | 2019 |
| UK OIL Solutions Ltd | Professional & scientific | 2021 |
| UK Pharmaceutical Supplies Limited | Wholesale & retail | 2023 |
| UK Plastics & Glazing Ltd | Construction | 2019 |
| Uk-China Business Development Centre Limited | Professional & scientific | 2000 |
| Uklearningnetwork Limited | Professional & scientific | 2015 |
| Ultra Sight Diagnostics Ltd | Financial services | 2024 |
| Unhidden Hair Limited | Other services | 2024 |
| Unicorn Inn (Carlton) Limited | Real estate | 2007 |
| UNIFY71 Ltd | Professional & scientific | 2024 |
| Union One Construction Limited | Construction | 2005 |
| Unipent Leisure Ltd | Hospitality | 2000 |
| Universal Commercial Holdings Limited | Professional & scientific | 2024 |
| Universal Engineering Workholding International Limited | Manufacturing | 2015 |
| Upflip Limited | Other services | 2025 |
| Upland Car Sales Limited | Wholesale & retail | 2002 |
| Upper Stubbin Cottages Ltd | Households | 2023 |
| Upper Towngate Limited | Hospitality | 2019 |
| Uppergate Farm Limited | Construction | 2002 |
| Urban Angels Circus Ltd | Arts & recreation | 2014 |
| Urban Box Architects Limited | Professional & scientific | 2020 |
| V H Interpreting Ltd | Professional & scientific | 2007 |
| V&A Legal Ltd | Professional & scientific | 2014 |
| V&A Vigar Group Limited | Professional & scientific | 2006 |
| V.Weston Limited | Health & social care | 2014 |
| Vahola Consulting Ltd | Professional & scientific | 2023 |
| Valley Building Group Limited | Construction | 2023 |
| Valley Hill Properties Ltd | Real estate | 2025 |
| Valley Property Group Limited | Real estate | 2024 |
| Valley Rehab Ltd | Health & social care | 2020 |
| Valley Wool Ltd | Manufacturing | 2020 |
| Valleys Anchor CIC | Professional & scientific | 2023 |
| Vallhund Properties Limited | Real estate | 2021 |
| Vanaddict X Limited | Manufacturing | 2025 |
| Vapour Werks Ltd | Wholesale & retail | 2018 |
| Vehnet Limited | Information & communication | 2014 |
| Velira Car Detailing Ltd | Administrative & support | 2025 |
| Venda Valet (Machines) Limited | Manufacturing | 1983 |
| Verismart Wakefield Limited | Real estate | 2022 |
| Viable Property Solutions Limited | Construction | 2016 |
| Victoria Home Improvements Ltd | Administrative & support | 2014 |
| Victoria Mills Management Company (Holmfirth) Limited | Households | 2005 |
| Victoria Mills Management Company (Holmfirth) NO.2 Limited | Real estate | 2006 |
| Victoria Windows Doors & Conservatories Limited | Construction | 2000 |
| Victorious Productions Ltd | Arts & recreation | 2019 |
| View My Art Ltd | Information & communication | 2026 |
| Villain Bar Brighouse Limited | Hospitality | 2023 |
| Vineplus Limited | Information & communication | 2005 |
| Viridi Novum Ltd | Construction | 2017 |
| Virtual Inspector Limited | Professional & scientific | 2025 |