| Theta Squared Limited | Transport & logistics | 2016 |
| Thewovengroup Limited | Hospitality | 2019 |
| Thompson Campbell Partners Limited | Administrative & support | 2014 |
| Thomson Consulting (UK) Limited | Professional & scientific | 1995 |
| Thornden Court Management Company Limited | Real estate | 1988 |
| Three Dogs Property Ltd | Real estate | 2025 |
| TIM Widdowson Ltd | Professional & scientific | 2012 |
| Tiny Spark Ideas Limited | Information & communication | 2013 |
| Tiny Trails C.I.C. | Arts & recreation | 2023 |
| TJE Consultancy Ltd | Construction | 2024 |
| TJW Capital Limited | Construction | 2024 |
| TJW Properties Limited | Professional & scientific | 2015 |
| TLF Developments Limited | Administrative & support | 2025 |
| TLF Services Limited | Agriculture & fishing | 2015 |
| TM Equine Training Ltd | Arts & recreation | 2025 |
| TN17 Indian Ltd | Hospitality | 2025 |
| TNG Geophysics Limited | Mining & quarrying | 2017 |
| Tomkinson Trading Limited | Transport & logistics | 2007 |
| Top Plant Hire Limited | Administrative & support | 2023 |
| Torfield Consulting Limited | Professional & scientific | 2010 |
| Torfield Limited | Agriculture & fishing | 2002 |
| Torvalla Ltd | Construction | 2024 |
| Town & Country Homestay Limited | Hospitality | 2023 |
| Toy Retailers Association | Other services | 1991 |
| TP Roofing Specialist Limited | Construction | 2019 |
| TPC Jewellers Limited | Manufacturing | 2022 |
| Trailside Limited | Professional & scientific | 2002 |
| Train for Change Personal Training Ltd | Other services | 2024 |
| Tranquil Holiday Parks (Holdings) Limited | Hospitality | 2024 |
| Tranquil Holiday Parks (South West) Limited | Hospitality | 2024 |
| Tranquil Holiday Parks Limited | Hospitality | 2020 |
| TRI Spirit Events Limited | Administrative & support | 2010 |
| Trinity Theatre Company Limited | Arts & recreation | 1999 |
| Triple H Snow Ltd | Construction | 2024 |
| Triswim Ltd | Arts & recreation | 2015 |
| TRK Trading Ltd | Wholesale & retail | 2015 |
| True Coating Solutions Ltd | Manufacturing | 2023 |
| Trust Building Contracting Ltd | Construction | 2020 |
| Tumber Hadley Electrical Ltd | Construction | 2024 |
| Tunmed Ltd | Health & social care | 2017 |
| Tuscan Bloom Ltd | Wholesale & retail | 2026 |
| TV Buying Company Limited | Professional & scientific | 2016 |
| Twisted Bramble Limited | Administrative & support | 2018 |
| Two Chicks @ NO. 2 Ltd | Wholesale & retail | 2016 |
| Tythe Barn Properties Ltd | Real estate | 2023 |
| Ubertogs Limited | Wholesale & retail | 2008 |
| UK Academic Services Ltd | Professional & scientific | 2016 |
| UK Roller Doors LLP | | 2017 |
| Unseen Sketchbooks Ltd | Information & communication | 2020 |
| UP for Solutions Ltd | Construction | 2021 |
| Upstre@M Ltd | Professional & scientific | 2022 |
| V & L Consulting Ltd | Professional & scientific | 2023 |
| V. & S. Management Limited | Real estate | 1972 |
| Vale and Marsh Ltd | Real estate | 2022 |
| Van-Rensselaer Broking Ltd | Financial services | 2025 |
| Varney Surfaces Ltd | Construction | 2014 |
| Velixir Ltd | Information & communication | 2026 |
| Venraa Capital Ltd | Wholesale & retail | 2026 |
| Victoria Mclean Consulting Limited | Professional & scientific | 2020 |
| Vicuñita Minerals UK Ltd | Financial services | 2017 |
| Video HOG Ltd | Professional & scientific | 2015 |
| Video Media Company Limited | Professional & scientific | 2002 |
| Vidou Ltd. | Wholesale & retail | 2024 |
| Vine Taxis Ltd | Transport & logistics | 2025 |
| Viridian Build Ltd | Construction | 2026 |
| Vismundi Limited | Professional & scientific | 2011 |
| Vismundi Universal Limited | Professional & scientific | 2019 |
| Vital Healthchecks Ltd | Administrative & support | 2012 |
| Vitamin Real Estate Limited | Real estate | 2021 |
| Vivavim Ltd | Arts & recreation | 2018 |
| Wadd Farm Ltd | Agriculture & fishing | 2023 |
| Warne Brothers Limited | Manufacturing | 2025 |
| WE Golf Hospitality Ltd | Hospitality | 2025 |
| We'Re About Care Ltd | Health & social care | 2022 |
| Weald & City Surveyors Limited | Professional & scientific | 2020 |
| Weald Digital Limited | Professional & scientific | 2019 |
| Weald Holidays LLP | | 2019 |
| Wealden Cars Ltd | Transport & logistics | 2023 |
| Wealden Hospitality Limited | Hospitality | 2022 |
| Wealden Laser Clinic Limited | Other services | 2022 |
| Wealden Technology Ltd | Other services | 2017 |
| Wealden Times Ltd | Extraterritorial | 2018 |
| Weavers Integrated Services Limited | Professional & scientific | 2024 |
| Weavers Professional Services Limited | Professional & scientific | 2024 |
| Weirdo Apparel Limited | Wholesale & retail | 2021 |
| West Coast Companion Ltd | Manufacturing | 2024 |
| West Kingsdown Construction Limited | Construction | 2009 |
| Westoak Farms Limited | Real estate | 2011 |
| Westoverone Limited Liability Partnership | | 2025 |
| White Chimney Woodland Products Limited | Agriculture & fishing | 2012 |
| White Rocks Farm Limited | Education | 2010 |
| White's Civil and Construction Limited | Construction | 2010 |
| Whitewell Medical Services Limited | Health & social care | 2026 |
| Wild Outdoor Group Ltd | Wholesale & retail | 2025 |
| Wilkat Limited | Professional & scientific | 2009 |
| Willow Private Finance Ltd | Financial services | 2008 |
| Wilsons Landscaping Limited | Administrative & support | 2024 |
| Winchet Hill Publishing Limited | Information & communication | 2020 |
| Wine by Design Ltd | Construction | 2013 |
| Wintex Grove Limited | Hospitality | 2025 |