| TEB Vehicle Transport Ltd | Transport & logistics | 2025 |
| Techgb Ltd | Administrative & support | 2010 |
| Techmed Charts UK Limited | Wholesale & retail | 2012 |
| Technical Solutions International 1986 Limited | Real estate | 1977 |
| Technology Leads Ltd | Information & communication | 2024 |
| TEE & GEE Contractors Ltd | Construction | 2011 |
| Tektoniq Ltd | Administrative & support | 2019 |
| Temis Systems Limited | Information & communication | 1995 |
| TEN Thirteen Aviation Ltd | Transport & logistics | 2025 |
| Termformal Property Management Limited | Professional & scientific | 1996 |
| Terrarossa Project Surveying & Valuation Ltd | Construction | 2022 |
| Terry Benson Limited | Professional & scientific | 2006 |
| Test Fixture Tech Limited | Manufacturing | 2022 |
| TGS Creative Limited | Arts & recreation | 2015 |
| Thames View Court Management Company Limited | Households | 2020 |
| That's Vulgar Ltd | Wholesale & retail | 2023 |
| THE 222 Legacy Limited | Arts & recreation | 2026 |
| THE Accidental Barista Ltd | Hospitality | 2025 |
| THE Ace Experience Ltd | Professional & scientific | 2020 |
| THE Albion Gunmakers Group Ltd | Manufacturing | 2018 |
| THE Art of Vinyl Music Limited | Information & communication | 2023 |
| THE Astronauts Ltd | Professional & scientific | 2026 |
| THE Bakery (Tatsfield) Limited | Hospitality | 2025 |
| THE Carbolic Soap Company Limited | Manufacturing | 2009 |
| THE Chartwell Cancer Trust | Health & social care | 2005 |
| THE Cobblers Shop Limited | Wholesale & retail | 2003 |
| THE Conway Charitable Foundation | Education | 2013 |
| THE Crescent (Bradenhurst) Management Company Limited | Households | 2017 |
| THE Crystal Lady Ltd | Wholesale & retail | 2024 |
| THE Dog Psychologist Ltd | Professional & scientific | 2016 |
| THE Downing, Trevor Practice LLP | | 2012 |
| THE Emporium Market Square Ltd | Extraterritorial | 2020 |
| THE Flores Partnership Ltd | Administrative & support | 2020 |
| THE Greyhound Charcott Limited | Hospitality | 2023 |
| THE Ground Team Services Ltd | Administrative & support | 2023 |
| THE Guttervac Guys Ltd | Construction | 2025 |
| THE Hatchery Film Limited | Information & communication | 2024 |
| THE Home Profits GUY Limited | Wholesale & retail | 2024 |
| THE Human Dimension Limited | Education | 1999 |
| THE Italian Shop Westerham Ltd | Wholesale & retail | 2019 |
| THE Knoll (Shortlands) Residents Association Limited | Real estate | 1990 |
| THE Lash Lobby LDN Ltd | Other services | 2023 |
| THE Loyal Estates Company Limited | Real estate | 2011 |
| THE Marketing Studio Limited | Education | 2000 |
| THE Massage Centre Limited | Other services | 2012 |
| THE Merger Bureau Limited | Professional & scientific | 2024 |
| THE Nail Canvas Ltd | Other services | 2026 |
| THE Old Palace Management Company (Brenchley) Limited | Real estate | 2007 |
| THE Olive Branch Guest House Limited | Hospitality | 2006 |
| THE Original Building Company Limited | Construction | 2012 |
| THE Pool Barn Ltd | Arts & recreation | 2022 |
| THE Psychic Lady Ltd | Arts & recreation | 2026 |
| THE Real ALE Way Ltd | Hospitality | 2020 |
| THE Reel to Reel Music Company Limited | Administrative & support | 2015 |
| THE Restaurateur Ltd | Professional & scientific | 2025 |
| THE Ruppin Agency Limited | Professional & scientific | 2017 |
| THE S Faktor Limited | Professional & scientific | 2025 |
| THE Skin Edit Ltd | Other services | 2022 |
| THE Tarot Lady Limited | Extraterritorial | 2024 |
| THE Waterman Family LLP | | 2022 |
| THE Wellbeing Blueprint Community CIC | Education | 2023 |
| THE Wellbeing Blueprint Ltd | Health & social care | 2019 |
| THE Wessex Club Limited | Other services | 2015 |
| THE Westerham Town Partnership Community Interest Company | Other services | 2014 |
| THE Window Sanctuary Ltd | Construction | 2016 |
| THE Wood Close Management Company Limited | Households | 1990 |
| Theace Ltd | Wholesale & retail | 2023 |
| Theacehouses Ltd | Professional & scientific | 2018 |
| Themis Estate Agents Limited | Real estate | 2020 |
| Themis Laws Consultancy Ltd | Professional & scientific | 2020 |
| Themis Solicitors Limited | Professional & scientific | 2018 |
| Therapeutic Equines Assisting Learning CIC | Education | 2019 |
| THIRTY2 Sports Limited | Arts & recreation | 2025 |
| Thomas Aston Homes Limited | Construction | 1973 |
| Thompson Power Ltd | Construction | 2021 |
| Thomson Storage Limited | Transport & logistics | 2018 |
| Thor Petro Consulting Limited | Professional & scientific | 2017 |
| Tikka Junction BH Ltd | Hospitality | 2024 |
| Timber Windows Sevenoaks Limited | Construction | 2024 |
| Tinuke Ltd | Real estate | 2022 |
| Tiny Heroes Day Nursery Ltd | Education | 2020 |
| Tjhm Telecommunications Limited | Construction | 2023 |
| TJS Development Group Ltd | Real estate | 2025 |
| TJS Group Holdings Limited | Real estate | 2026 |
| TJS Surveying Limited | Professional & scientific | 2023 |
| TMA Window Installations Ltd | Construction | 2024 |
| TN Leisure Ltd | Hospitality | 2017 |
| TOM Bell Fish Bar Limited | Hospitality | 2020 |
| Tony Pearson Fire Engineering Ltd | Professional & scientific | 2024 |
| Toop Services Ltd | Construction | 2023 |
| Topaz Management Limited | Administrative & support | 2002 |
| Topcatpestcontrol Limited | Administrative & support | 2016 |
| Toptill Limited | Wholesale & retail | 2004 |
| Totus Health Ltd | Health & social care | 2023 |
| Touch Communications (UK) Limited | Professional & scientific | 2013 |
| Touchline Physio Ltd | Health & social care | 2011 |
| TP Heat Ltd | Professional & scientific | 2024 |
| TP Plumbing & Heating Limited | Construction | 2001 |
| TR Communications Ltd | Information & communication | 2019 |
| Tradeably Ltd | Wholesale & retail | 2025 |