| Tanabata Toys Limited | Wholesale & retail | 2023 |
| Tasty Bakery Ltd | Manufacturing | 2024 |
| Tatsatiti Ltd | Wholesale & retail | 2025 |
| TC Fit Ltd | Arts & recreation | 2024 |
| Tekunōra Limited | Wholesale & retail | 2025 |
| Template Construction Management Services Ltd | Professional & scientific | 2017 |
| TEN Nineteen Property Limited | Real estate | 2025 |
| Terrie Elizabeth Hair Ltd | Other services | 2026 |
| Tess Contractors Ltd | Construction | 2023 |
| Thanks for Help Ltd | Construction | 2022 |
| THE AKA Consultancy Ltd | Real estate | 2023 |
| THE Artificial Way Ltd | Construction | 2015 |
| THE Autism Adventure Ltd | Education | 2023 |
| THE Barrier of Spears Ltd | Health & social care | 2022 |
| THE Bengal Tiger Lounge Ltd | Hospitality | 2019 |
| THE Bespoke Glass Door Company Ltd | Manufacturing | 2024 |
| THE Black Sheep Grill Ltd | Hospitality | 2021 |
| THE Brandrick Group of Companies Limited | Professional & scientific | 1996 |
| THE Community Lift CIC | Health & social care | 2025 |
| THE Curry & Culture Ltd | Hospitality | 2025 |
| THE Greenerway Midlands Ltd | Professional & scientific | 2018 |
| THE Imports Mart Ltd | Wholesale & retail | 2022 |
| THE JLR Key Company Ltd | Wholesale & retail | 2024 |
| THE Ludlow Shoe Company Ltd | Wholesale & retail | 2017 |
| THE New FOX Tavern Limited | Hospitality | 2021 |
| THE Pound Store (UK) Limited | Wholesale & retail | 2005 |
| THE Print Shed Ltd | Information & communication | 2018 |
| THE Professional Nailschool & Beauty Academy Limited | Other services | 2011 |
| THE Railway Tavern Bar & Grill Ltd | Real estate | 2016 |
| THE Red Lion Bar Ltd | Hospitality | 2018 |
| THE Saucy Jamaican Limited | Wholesale & retail | 2021 |
| THE Science Coach Ltd | Education | 2026 |
| THE Spray Genie Ltd | Construction | 2022 |
| THE Winners Wheel Competitions Limited | Wholesale & retail | 2026 |
| The-Kitchen-Hub Ltd | Construction | 2022 |
| Thomas Howse,Limited | Manufacturing | 1910 |
| Three Diamond Kitchen Ltd | Hospitality | 2020 |
| Threesixty Martial Arts Limited | Education | 2024 |
| Tiktrendz Online Ltd | Wholesale & retail | 2026 |
| Timber and Damp Ltd. | Extraterritorial | 2012 |
| Tippity Green Golf Club Limited | Information & communication | 2019 |
| Titan Toolbox Ltd | Construction | 2024 |
| TJ Retail Ltd | Wholesale & retail | 2020 |
| TJ Sandhu Construction Ltd | Construction | 2022 |
| TJD Stores Ltd | Wholesale & retail | 2024 |
| TM 14 Ltd | Wholesale & retail | 2014 |
| TM Gayle Ltd | Construction | 2025 |
| TOA TM Limited | Construction | 2025 |
| Together WE Educate CIC | Education | 2025 |
| Tomjoyce Properties Limited | Real estate | 2015 |
| Tommi Trans Ltd | Transport & logistics | 2015 |
| Toolbox KB Ltd | Wholesale & retail | 2023 |
| Top Carpentry and Construction Ltd | Construction | 2022 |
| Top G Pizza Ltd | Professional & scientific | 2023 |
| Top UP Teachers Plus Ltd | Education | 2016 |
| Total Africa Perspectives Services Ltd | Professional & scientific | 2010 |
| Total Car Finance Ltd | Financial services | 2022 |
| Total Finance (Schools) Limited | Professional & scientific | 2008 |
| Total Restore Buildings Ltd | Construction | 2025 |
| Traffic Marshal Ltd | Administrative & support | 2022 |
| Tranter Flooring Ltd | Construction | 2025 |
| Truck Tyre Solutions Ltd | Wholesale & retail | 2006 |
| True Community Fitness CIC | Other services | 2023 |
| Tshiwe Limited | Health & social care | 2014 |
| Tunus Restaurant Ltd | Hospitality | 2024 |
| Turkish Shawarma (Blackheath) Limited | Hospitality | 2025 |
| Twiinz Motors Ltd | Wholesale & retail | 2026 |
| Twisty Pretzel Ltd | Manufacturing | 2021 |
| UK Coatings Group Ltd | Manufacturing | 2019 |
| UK Rubber & Plastics Limited | Manufacturing | 2001 |
| UK Rubber Roofing Ltd | Construction | 2011 |
| UK Training Services Ltd | Administrative & support | 2026 |
| Umrah Gate Ltd | Administrative & support | 2026 |
| Unique Advantage Limited | Other services | 2019 |
| Unnati Consultancy Services Ltd | Professional & scientific | 2025 |
| Urban Herbs Limited | Wholesale & retail | 2019 |
| Urban Shears Ltd | Other services | 2025 |
| Utools Ltd | Wholesale & retail | 2020 |
| V&A Kadiu Construction Ltd | Construction | 2023 |
| Vanguard-Deam Alpha Limited | Real estate | 2024 |
| Vanguard-Deam Holdings Limited | Financial services | 2024 |
| Victoriam Ltd | Households | 2024 |
| Vigilant K9 Security Services Limited | Administrative & support | 2025 |
| Vigilox Limited | Information & communication | 2023 |
| Village Fish and Chips Ltd | Hospitality | 2018 |
| VIP FLY Ltd | Transport & logistics | 2005 |
| Vitalum Ltd. | Financial services | 2025 |
| Viva Housing Limited | Real estate | 2021 |
| Vivi Telecom Ltd | Information & communication | 2016 |
| Vndra Ltd | Wholesale & retail | 2026 |
| VS Transport Ltd | Transport & logistics | 2025 |
| Vwanderlust Ltd | Wholesale & retail | 2021 |
| Wagner & Partner Ltd | Professional & scientific | 2018 |
| Wagon & Horses Bar & Grill Limited | Hospitality | 2015 |
| Waka Events Ltd | Administrative & support | 2022 |
| Wako Partner Ltd. | Financial services | 2026 |
| Walter Forest Ltd | Manufacturing | 2025 |
| Wamoo Limited | Wholesale & retail | 2025 |
| Warmlink Limited | Professional & scientific | 2009 |
| Waste Wide Limited | Water & waste | 2022 |