| Trademeister Ltd | Wholesale & retail | 2018 |
| Tradeway (Shipping) Limited | Transport & logistics | 1980 |
| Tradeway North West Limited | Transport & logistics | 2003 |
| Training Interventions Limited | Professional & scientific | 2004 |
| Tramp Couture Limited | Wholesale & retail | 2009 |
| Trans-Ideal Ltd | Extraterritorial | 2023 |
| Transat Limited | Administrative & support | 2002 |
| Transfoam Limited | Manufacturing | 1983 |
| Travellers Court (Pudsey) Limited | Households | 2003 |
| Travellia Limited | Administrative & support | 2023 |
| Trendy Steps Ltd | Wholesale & retail | 2013 |
| Trinity Roofing(Yorkshire) Ltd | Construction | 2023 |
| Triple 8 Cars Ltd | Wholesale & retail | 2024 |
| Troventrip Ltd | Information & communication | 2021 |
| Troydale Recreational Club Limited | Other services | 1983 |
| True North Healthcare Solutions Ltd | Information & communication | 2026 |
| Truman Books Ltd | Wholesale & retail | 2020 |
| TS Archdesign Limited | Construction | 2024 |
| Tucker & Oxley Limited | Professional & scientific | 1934 |
| Tudor Physiotherapy Limited | Health & social care | 2006 |
| Turin Property Services Ltd | Construction | 2019 |
| Tyagi Properties Limited | Real estate | 2023 |
| Tyre & Archway Management Services Ltd | Wholesale & retail | 2023 |
| Tyre PLU6G Ltd | Wholesale & retail | 2025 |
| TYV CBD Ltd | Wholesale & retail | 2017 |
| Uber Street Ltd | Wholesale & retail | 2008 |
| UK Cleaning and Facility Services Ltd | Administrative & support | 2023 |
| UK Eutopos Limited | Wholesale & retail | 2025 |
| UK Legal Data Limited | Financial services | 2006 |
| UK Outdoor Fitness Ltd | Health & social care | 2010 |
| UK PUB Pool Limited | Arts & recreation | 2005 |
| UK Site Solutions Limited | Administrative & support | 2018 |
| Ukihpa Ltd | Other services | 2026 |
| Ultradan TCG Ltd | Wholesale & retail | 2025 |
| Union Bridge Properties Ltd | Real estate | 2021 |
| Unique Barber P Ltd | Other services | 2020 |
| Unit 1 Trading Ltd | Construction | 2024 |
| Unsocial Hours Limited | Wholesale & retail | 2020 |
| UP2 Service Ltd | Real estate | 2024 |
| Urbanycs Ltd | Wholesale & retail | 2019 |
| URG Trading Limited | Professional & scientific | 2024 |
| Utopia Clinic Limited | Health & social care | 2026 |
| Uvarova Academy Ltd | Other services | 2019 |
| V&J Property Ventures Limited | Real estate | 2025 |
| Valuaction Limited | Professional & scientific | 1993 |
| Valuecore Consulting Ltd | Professional & scientific | 2024 |
| Vamos Retail Ltd | Wholesale & retail | 2024 |
| Vamss Properties Limited | Real estate | 2026 |
| Van-Aid CIC | Transport & logistics | 2022 |
| Vancare Fleet Limited | Wholesale & retail | 2021 |
| Vancare Parts Ltd | Wholesale & retail | 2014 |
| Vanity Fayre Leeds Limited | Other services | 2015 |
| Vanity ZEN UK Ltd | Other services | 2024 |
| Vaucluse Projects Ltd | Professional & scientific | 2022 |
| Vectigal 1 Limited | Hospitality | 2016 |
| Velmont Media Limited | Professional & scientific | 2017 |
| Velmont Members Ltd | Administrative & support | 2024 |
| Velmont Merchandise Ltd | Wholesale & retail | 2024 |
| Velmont Properties Limited | Real estate | 2022 |
| Velmont Records Ltd | Information & communication | 2023 |
| Velmont Socials Ltd | Professional & scientific | 2025 |
| Velmont Solutions Ltd | Professional & scientific | 2025 |
| Venturessky Limited | Information & communication | 2005 |
| Verus Construction Limited | Construction | 2009 |
| Verus Construction North Ltd | Construction | 2026 |
| Verus Investments North Ltd | Real estate | 2024 |
| Very Good Tickets Ltd | Administrative & support | 2024 |
| Vesper Campervan Rental Ltd | Administrative & support | 2024 |
| VG Property Services Limited | Real estate | 2022 |
| VGL Ltd | Wholesale & retail | 2026 |
| Vici Dental Holdings Limited | Health & social care | 2023 |
| Vickers Laboratories Group Limited | Financial services | 2023 |
| Vickers Laboratories Limited | Manufacturing | 1971 |
| Victor DE Jesus Limited | Professional & scientific | 2009 |
| Victoria Malcolm Nutrition Ltd | Health & social care | 2025 |
| Vienna Court Management Company Limited | Administrative & support | 2006 |
| Village Aunties Limited | Extraterritorial | 2018 |
| VIP Spaces Ltd | Real estate | 2023 |
| Visit Beeston Limited | Extraterritorial | 2018 |
| Vivan Logistic Solutions Ltd | Transport & logistics | 2017 |
| VJ Nails & Beauty Pudsey Ltd | Other services | 2025 |
| Volpera Limited | Information & communication | 2026 |
| VPN Software Limited | Information & communication | 2011 |
| Walkden White Living Ltd | Real estate | 2026 |
| Walkden White Property Ltd | Real estate | 2025 |
| Walker Developments Ltd | Real estate | 2018 |
| Walker Turnbull Limited | Construction | 2023 |
| Walkerandhill Ltd | Real estate | 2024 |
| Warren Myers Electrical Solutions Limited | Construction | 2026 |
| Wasptec Pest Control Ltd | Administrative & support | 2024 |
| Waterfall Innovations Limited | Wholesale & retail | 2025 |
| Waterloo 30 Limited | Financial services | 2023 |
| Waterloo Accountancy Service Limited | Professional & scientific | 2016 |
| Waterloo Road Cafe Ltd | Hospitality | 2026 |
| Way OUT Crafts Limited | Wholesale & retail | 2020 |
| WE ARE Bomdia Limited | Manufacturing | 2024 |
| WE ARE Dabble Ltd | Information & communication | 2022 |
| WE ARE Heylo Ltd | Wholesale & retail | 2020 |
| Wearehel. Ltd | Information & communication | 2017 |
| Weavers Court Management Company Limited | Real estate | 1993 |