| THE Lowfield Heath Windmill Trust | Manufacturing | 1997 |
| THE Markit Tattoo and Piercing Ltd | Other services | 2022 |
| THE Moving Wall Company Ltd | Construction | 2025 |
| THE Next Tree Ltd | Professional & scientific | 2015 |
| THE Old Bakery Crowborough Limited | Administrative & support | 2002 |
| THE Outdoor Living Company Crowborough Limited | Wholesale & retail | 2018 |
| THE Passenger Advisory Limited | Professional & scientific | 2026 |
| THE Perfect Painting Company Limited | Construction | 1995 |
| THE Postern Management Company Limited | Households | 1993 |
| THE Props Store (Crowborough) Ltd | Administrative & support | 2022 |
| THE Really Houseproud Company Limited | Other services | 1999 |
| THE Richardson Firm Ltd | Other services | 2018 |
| THE Rotherfield Trust | Health & social care | 1969 |
| THE Sunbeam Motor Cycle Club Limited | Arts & recreation | 1995 |
| THE Talking Partnership Limited | Health & social care | 2012 |
| THE Tiger Club 1990 Limited | Arts & recreation | 1990 |
| THE Tunbridge Wells Enterprise Centre Management Company Limited | Real estate | 1988 |
| THE Uk's Best BAO Buns Ltd | Hospitality | 2022 |
| THE Views 2.4 Yoophuket Limited | Extraterritorial | 2011 |
| THE Views 4.2 Yoophuket Limited | Extraterritorial | 2011 |
| THE Views 4.3 Yoophuket Limited | Extraterritorial | 2011 |
| THE White Chimneys Freehold Company Limited | Households | 2017 |
| THE Willow Grange Management Company Limited | Households | 2000 |
| Thomas Holdings (Winnersh) Limited | Professional & scientific | 1989 |
| Thorpe Plant & Machinery Ltd | Professional & scientific | 2017 |
| Three Acorns Investments (2005) Limited | Real estate | 2014 |
| Thrive First AID Ltd | Education | 2020 |
| Thrive Talent Solutions Ltd | Professional & scientific | 2025 |
| Thrive Tunbridge Wells Ltd | Other services | 2023 |
| Thyme & Date Limited | Hospitality | 2020 |
| TI Consult Ltd | Information & communication | 2016 |
| Tickner's (Confectioners) Limited | Administrative & support | 1944 |
| Tidewood Limited | Agriculture & fishing | 2023 |
| Tidy Weeds Gardens Ltd | Administrative & support | 2011 |
| Tiger Family Ltd | Wholesale & retail | 2019 |
| Timber Furniture Ltd | Wholesale & retail | 2021 |
| Timbercraft Windows & Doors Limited | Manufacturing | 2008 |
| Timeout Commercial Limited | Administrative & support | 2017 |
| Tj,S Car Care Ltd | Wholesale & retail | 2018 |
| TJC Roofing Specialists Ltd | Construction | 2026 |
| TKS Services Sussex Limited | Other services | 2026 |
| TN Community Services Ltd | Health & social care | 2022 |
| TN6 Electrical Ltd | Construction | 2023 |
| TN6 Ltd | Professional & scientific | 2019 |
| TNR Roofing Limited | Construction | 2021 |
| Toby Thomas Antiques Limited | Extraterritorial | 2018 |
| Todd Safety Consultants Limited | Administrative & support | 2009 |
| Toddleon Limited | Real estate | 2015 |
| Togetherdom Ltd | Information & communication | 2016 |
| Tollwood Accountancy Limited | Professional & scientific | 2015 |
| Tollwood Limited | Education | 1988 |
| TON Holdings Ltd | Financial services | 2021 |
| Topwood Garden Buildings Limited | Other services | 2017 |
| Total Life Fitness Limited | Arts & recreation | 2013 |
| Total Refurbishment Services Ltd | Construction | 2026 |
| Total Support Services (Security) Limited | Administrative & support | 1999 |
| TP Resin Driveways Ltd | Construction | 2019 |
| Trafalgar Shipping and Trading Limited | Wholesale & retail | 2014 |
| Trans Regional Services Limited | Professional & scientific | 2000 |
| Treat ME Nice UK Limited | Hospitality | 2017 |
| Trentino Financial Solutions Ltd | Information & communication | 2019 |
| Triage (MCP) Limited | Professional & scientific | 2021 |
| Triskelion Capital Ltd | Professional & scientific | 2022 |
| TRU TAN (Newhaven) Limited | Manufacturing | 2020 |
| True TAN UK Limited | Other services | 2019 |
| Trulls Hatch Residents Association Limited | Households | 1978 |
| TS Window Films Ltd | Construction | 2020 |
| Tunbridge Wells MOT Limited | Wholesale & retail | 2019 |
| Tunbridge Wells Services Limited | Professional & scientific | 2011 |
| Tunbridge Wells Soapbox Ltd | Arts & recreation | 2018 |
| Tunstark Limited | Households | 1993 |
| Turnstone Guitar Company Limited | Manufacturing | 2021 |
| TV Overload Limited | Information & communication | 2006 |
| Twisted Halo Limited | Information & communication | 2006 |
| Two Build Sussex Limited | Construction | 2020 |
| Two Lemons Limited | Arts & recreation | 2017 |
| Two Lords Ltd | Professional & scientific | 2024 |
| Tyrrell Design & Construction Limited | Professional & scientific | 2011 |
| U2 Events Limited | Administrative & support | 2003 |
| Ultraease Limited | Manufacturing | 2025 |
| Unique Furniture Solutions Ltd | Manufacturing | 2021 |
| Universal Exports (1965) London Ltd | Financial services | 2019 |
| Universal Exports (London) 1964 Ltd | Real estate | 2012 |
| Untamed Limited | Information & communication | 2024 |
| V R Penfold Driveways Ltd | Construction | 2020 |
| V Shield Carpentry Ltd | Construction | 2014 |
| Vacuum Systems Limited | Professional & scientific | 1994 |
| Valet Pro Limited | Manufacturing | 2005 |
| Van WYK Limited | Financial services | 2005 |
| Vasr Training Ltd | Arts & recreation | 2024 |
| Vault One Holdings Ltd | Wholesale & retail | 2025 |
| Velkro Productions Limited | Arts & recreation | 2025 |
| Velociter Ltd | Construction | 2012 |
| Velora Muse Ltd | Arts & recreation | 2026 |
| Veridian Jewels Ltd | Wholesale & retail | 2025 |
| Vero Training Limited | Other services | 2025 |
| VF Equine Physiotherapy Ltd | Professional & scientific | 2026 |
| Vicious Pink Limited | Hospitality | 2022 |
| Vilezia Ltd | Transport & logistics | 2019 |
| Villa Golf Club Limited | Hospitality | 2007 |