| T.Wicks & SON Limited | Real estate | 1960 |
| Tackleuk (2002) Ltd | Wholesale & retail | 2018 |
| Tadhill Developments Limited | Construction | 2018 |
| TAI CHI for Better Health C.I.C. | Education | 2019 |
| Tait Ventures Limited | Information & communication | 2011 |
| Tamsen Garrie Consulting Ltd | Professional & scientific | 2016 |
| Tanner Williams Ltd | Construction | 2023 |
| Tanys Transformations CIC | Arts & recreation | 2024 |
| Targets Entertainments Limited | Arts & recreation | 2002 |
| Targett Limited | Agriculture & fishing | 2008 |
| Taylor's Boatyard Ltd | Transport & logistics | 2008 |
| Tbac Properties Limited | Real estate | 2022 |
| TBC (SW) Limited | Construction | 2017 |
| TEE Time Catering Limited | Hospitality | 2011 |
| Templ SW Ltd | Arts & recreation | 2024 |
| Tenor Energy Ltd | Administrative & support | 2026 |
| Tenuta IL Finale Ltd | Wholesale & retail | 2019 |
| Tepe Oral Hygiene Products Limited | Wholesale & retail | 2011 |
| Terra Nova Land Management Ltd | Other services | 2017 |
| Tessa Carr Watercolour Ltd | Extraterritorial | 2024 |
| Tftg ( Retail ) Ltd | Other services | 2024 |
| Tftg Managed Services Ltd | Other services | 2024 |
| Thai MI Ltd | Hospitality | 2022 |
| Thari Limited | Health & social care | 2011 |
| THE 54-58 ST. Thomas Street Management Company Limited | Extraterritorial | 2003 |
| THE Avenue Property Investment Co. Limited | Real estate | 2002 |
| THE Baillie Group Ltd | Professional & scientific | 2024 |
| THE Balance Eco Foundation | Information & communication | 2014 |
| THE Bath and Wells DBE Trust | Education | 2011 |
| THE Bath Lime Plastering Co Ltd | Construction | 2021 |
| THE Bath Roofing Company Ltd | Construction | 2014 |
| THE Blue Note Brothers Ltd | Hospitality | 2013 |
| THE Blue School | Education | 2011 |
| THE Bristol Sweet Shop Limited | Wholesale & retail | 2011 |
| THE Circus Apartment Bath Ltd | Real estate | 2016 |
| THE Clever Green Portal Company Limited | Professional & scientific | 2017 |
| THE Club (Shepton Mallet) Limited | Hospitality | 2010 |
| THE Concept LAB Ltd | Professional & scientific | 2019 |
| THE Courtyard Restaurant (Wells) Ltd | Hospitality | 2016 |
| THE Crown at Wells Limited | Hospitality | 1999 |
| THE Drainage People Limited | Water & waste | 2010 |
| THE Edge Holidays Limited | Hospitality | 2024 |
| THE Empty Seat Limited | Professional & scientific | 2024 |
| THE Ferguson Club Limited | Other services | 2026 |
| THE Fitness Flywheel Ltd | Professional & scientific | 2024 |
| THE Forward Thinking Group Ltd | Extraterritorial | 2023 |
| THE General Centre Ltd | Wholesale & retail | 2023 |
| THE Global Visionary Network Ltd. | Other services | 1999 |
| THE Globe Inn (Wells) Ltd | Hospitality | 2019 |
| THE Grain Gallery Limited | Wholesale & retail | 2016 |
| THE Haynes Limited | Hospitality | 2002 |
| THE Hillgrove Water Company Limited | Water & waste | 2017 |
| THE Institute of Licensing | Information & communication | 2003 |
| THE Interior Landscape Consultancy Ltd | Other services | 2021 |
| THE Interior Training Academy Ltd | Education | 2017 |
| THE International Music Exchange Ltd. | Administrative & support | 2014 |
| THE Learning Tree Nursery (PSJ) Limited | Health & social care | 2006 |
| THE Little Spud Company Ltd | Wholesale & retail | 2017 |
| THE Maltings (Shepton Mallet) Limited | Real estate | 2009 |
| THE Marine Advisory Medical & Repatriation Service Limited | Health & social care | 1994 |
| THE Market Garden Limited | Agriculture & fishing | 2021 |
| THE Mendip Bottle Limited | Manufacturing | 2006 |
| THE Mendip Pantry Ltd | Wholesale & retail | 2020 |
| THE Mindset Business Limited | Professional & scientific | 2024 |
| THE Movement Gym Ltd | Arts & recreation | 2019 |
| THE Natural Soda Co. Ltd | Manufacturing | 2025 |
| THE Norad Salon Ltd | Other services | 2025 |
| THE Orchards Wells (Management Company) Limited | Real estate | 2005 |
| THE Organic Plastering Company Ltd | Construction | 2012 |
| THE Original Party BAG Company Ltd | Wholesale & retail | 2022 |
| THE Palace Trust | Arts & recreation | 2015 |
| THE Penn Place Management Company Limited | Households | 2008 |
| THE Pressoir Limited | Hospitality | 2023 |
| THE Pyro Studio Limited | Professional & scientific | 2017 |
| THE Real Connection Ltd | Professional & scientific | 2024 |
| THE Real Slim Shadow Ltd | Arts & recreation | 2026 |
| THE Romantic Tent Company Ltd | Other services | 2015 |
| THE Safeguarding Consultant (South) Limited | Education | 2018 |
| THE Skin Whisperers Ltd | Wholesale & retail | 2024 |
| THE Smile Factory Ltd | Health & social care | 2022 |
| THE Somerset Branch of the Campaign to Protect Rural England | Extraterritorial | 2003 |
| THE Stoke Crescent Management Company Limited | Households | 2002 |
| THE Summerlands Trustees Limited | Real estate | 2011 |
| THE Sustainable Shop Limited | Wholesale & retail | 2020 |
| THE Tall Trees Games Limited | Information & communication | 2014 |
| THE Urban ANT Ltd | Professional & scientific | 2008 |
| THE Well Inn (Shepton) Limited | Hospitality | 2019 |
| THE Wells Cathedral School Foundation | Education | 1993 |
| THE West Country Home Company Ltd | Construction | 2016 |
| THE Wookey Hole Inn Limited | Hospitality | 2023 |
| THE Young Clinic Ltd. | Health & social care | 2003 |
| Thermal Fusion Holdings Limited | Financial services | 2025 |
| Thermal Fusion Limited | Professional & scientific | 2019 |
| Thinking That Works Limited | Real estate | 2011 |
| Third Developments Ltd | Extraterritorial | 2010 |
| Thomas Kenrick Stonework Ltd | Manufacturing | 2026 |
| Thompson & Ball Guitars Limited | Manufacturing | 2026 |
| Thompson Building Services (Wells) Limited | Construction | 2016 |
| Three Counties Landscaping Limited | Administrative & support | 2017 |
| Thrive Homes & Property Ltd | Extraterritorial | 2017 |