| TAP for Value Ltd | Information & communication | 2025 |
| Target Literacy Limited | Education | 2011 |
| Targetelite Limited | Extraterritorial | 2013 |
| Tario Partners LLP | | 2019 |
| Tario Partners Member Ltd | Professional & scientific | 2019 |
| Tario Ventures Ltd | Professional & scientific | 2019 |
| Tart Ltd | Wholesale & retail | 2016 |
| Tarvos Wealth Limited | Financial services | 2012 |
| Tatton Generator Company Limited | Wholesale & retail | 1976 |
| Tauri-Tec Ltd | Information & communication | 2007 |
| Tavol Services Limited | Health & social care | 2022 |
| Tax and Advice UK Ltd | Professional & scientific | 2024 |
| TAY Control Systems Limited | Manufacturing | 2025 |
| Taylor Associates (UK) Limited | Construction | 2013 |
| Taylor Roberts Limited | Professional & scientific | 2004 |
| Taylors Three Limited | Real estate | 2023 |
| Taytime Limited | Administrative & support | 2009 |
| TBM Merchants Ltd | Wholesale & retail | 2025 |
| TBS Kent Limited | Construction | 2024 |
| TCD Design and Print Limited | Professional & scientific | 2014 |
| TD Express Ltd | Transport & logistics | 2019 |
| TD Vehicle Solutions Ltd | Transport & logistics | 2020 |
| TDM Recruitment Ltd | Administrative & support | 2010 |
| Tea-Cense Ltd | Wholesale & retail | 2024 |
| Team Buckley Physio Limited | Health & social care | 2012 |
| Team NLP Limited | Professional & scientific | 2019 |
| Team Solo Arts Ltd | Information & communication | 2025 |
| Teamlowri Ltd | Other services | 2023 |
| Teberov Ltd | Transport & logistics | 2026 |
| Tech Rangers Ltd | Construction | 2024 |
| Tech Superpowers Ltd | Information & communication | 2007 |
| Techno Pulse Ltd | Information & communication | 2018 |
| Technophobia Communications Limited | Wholesale & retail | 1996 |
| Techonics Franchise Management Limited | Administrative & support | 2020 |
| Techospur Limited | Information & communication | 2025 |
| Teddington Optimum Management Limited | Professional & scientific | 2002 |
| Teeth and TOX Limited | Other services | 2023 |
| Tegdub Limited | Professional & scientific | 2012 |
| Tekton Timber Framing Limited | Construction | 2022 |
| Telos Management Ltd | Administrative & support | 2016 |
| Telos Publishing Ltd | Information & communication | 2000 |
| TEM Properties Kent Ltd | Real estate | 2023 |
| Temal Healthcare Agency Ltd | Health & social care | 2022 |
| Temeraire Court RTM Company Limited | Households | 2009 |
| Temple Mews Residents Company Limited | Real estate | 1984 |
| Tenrag Yacht Charters Limited | Administrative & support | 1997 |
| Tenth Quarter Limited | Construction | 2019 |
| Teriya Sushi Ltd | Hospitality | 2024 |
| Terra Planning Partnership Ltd | Construction | 2025 |
| Terrace Group Ltd | Hospitality | 2025 |
| Terratech Engineering Ltd | Professional & scientific | 2025 |
| Testangel Ltd | Professional & scientific | 2024 |
| Tetel Limited | Transport & logistics | 2021 |
| Tetrus Solutions Limited | Information & communication | 2015 |
| Textures and Curls Beauty Supplies Ltd | Wholesale & retail | 2024 |
| TFS Kent Limited | Manufacturing | 2022 |
| Tgca Registrations Ltd | Other services | 2024 |
| TGR Goods Limited | Wholesale & retail | 2025 |
| TH Somerby Ltd | Construction | 2019 |
| TH Taxi Ltd | Transport & logistics | 2023 |
| Thakur Orthopaedic Ltd | Health & social care | 2013 |
| Thanet Electrics Ltd | Construction | 2020 |
| Thanington Ltd | Real estate | 2026 |
| Thatch Barn Investments Limited | Financial services | 2006 |
| THB Plant Limited | Administrative & support | 2019 |
| THE Abbot's Mill Project Community Interest Company | Professional & scientific | 2010 |
| THE Abdo College of Education | Education | 2000 |
| THE Accommodation Place Ltd. | Real estate | 2006 |
| THE Ambients Group Limited | Arts & recreation | 2022 |
| THE AMP Centre Ltd | Manufacturing | 2025 |
| THE Anchor Inn (Wingham) Ltd | Hospitality | 2018 |
| THE Ardent Partnership Ltd | Wholesale & retail | 2018 |
| THE Arqivist Ltd | Wholesale & retail | 2018 |
| THE BAD ASS Librarians Ltd | Information & communication | 2018 |
| THE Barber Shop (Canterbury) Ltd | Other services | 2023 |
| THE Bathroom Cellar Ltd | Wholesale & retail | 2017 |
| THE Baytown Coffee Company Limited | Wholesale & retail | 2013 |
| THE Beauty Studio Canterbury Ltd | Other services | 2020 |
| THE Bedgebury Foundation Trustee Company | Education | 2001 |
| THE Beers ARE Here Ltd | Hospitality | 2021 |
| THE Bespoke CV Consultant Ltd | Education | 2025 |
| THE Best Cafe Canterbury Ltd | Hospitality | 2025 |
| THE Better Clinician Project Limited | Other services | 2020 |
| THE Birds & the Beers Ltd | Hospitality | 2021 |
| THE Black Horse Inn (Canterbury) Ltd | Hospitality | 2013 |
| THE Blue Silo Limited | Hospitality | 2024 |
| THE Boat House Fisheries Limited | Wholesale & retail | 2019 |
| THE Boat House Holidays Ltd | Hospitality | 2024 |
| THE Boat House Marina Ltd | Arts & recreation | 2023 |
| THE Bohemian Deal Limited | Hospitality | 2015 |
| THE Bonnot Company Limited | Manufacturing | 2024 |
| THE Bourne Members Club Limited | Arts & recreation | 2014 |
| THE British Asian Trust | Health & social care | 2008 |
| THE British Association of Leisure Parks, Piers & Attractions Limited | Other services | 1996 |
| THE Butchers Arms Micropub Limited | Hospitality | 2013 |
| THE Butchers of Brogdale Ltd | Wholesale & retail | 2025 |
| THE Canterbury Academy Trust | Education | 2010 |
| THE Canterbury Apothecary Limited | Other services | 2013 |
| THE Canterbury Festival Foundation | Arts & recreation | 2002 |
| THE Canterbury Tourist Guides Limited | Administrative & support | 2008 |