| Thatcham Property Company Limited | Real estate | 2022 |
| THD Developments Limited | Construction | 2017 |
| THE 009 Society | Other services | 2011 |
| THE Abbey Inn Buckfast Ltd | Hospitality | 2025 |
| THE Adventure Support Specialist Ltd | Wholesale & retail | 2020 |
| THE Alternative Education Centre Ltd | Education | 2020 |
| THE Arome South West Limited | Manufacturing | 2021 |
| THE Auto Factor Workshop Ltd | Construction | 2023 |
| THE Bariatric Group (UK) Limited | Health & social care | 2011 |
| THE Barn at Foxholes Limited | Hospitality | 2022 |
| THE Bathroom Shop (Taunton) Ltd | Wholesale & retail | 2019 |
| THE Batjac Property Company Limited | Real estate | 2022 |
| THE Batjac Trading Company Limited | Real estate | 1997 |
| THE Beautiful Method Limited | Administrative & support | 2017 |
| THE Beeches Management Company Wellington Limited | Households | 1994 |
| THE Beehive Day Nursery Ltd | Health & social care | 2011 |
| THE Besom in Taunton | Other services | 2013 |
| THE Blackdown Artist Retreat Ltd | Arts & recreation | 2022 |
| THE Blackdown Hills Beer and Music Festival | Arts & recreation | 2001 |
| THE Blue Motors of Blackpool Limited | Transport & logistics | 2005 |
| THE Brackley Partnership Limited | Professional & scientific | 2005 |
| THE Brambles (Taunton) Management Limited | Households | 2014 |
| THE Brendons (Williton) Estate Management Limited | Households | 2004 |
| THE Britannia (Minehead) Ltd | Hospitality | 2022 |
| THE Brooks Residential Management Company Limited | Households | 2017 |
| THE Cadeleigh PUB Ltd | Hospitality | 2016 |
| THE Cake World Ltd | Hospitality | 2025 |
| THE CAN Van Ltd | Hospitality | 2024 |
| THE Carnarvon Arms (Brushford) Management Limited | Households | 2004 |
| THE Carriages (1-22) RTM Company Limited | Households | 2016 |
| THE Carriages (23-33) RTM Company Limited | Households | 2016 |
| THE Cat and the COW Investment Company Ltd | Professional & scientific | 2019 |
| THE Channel Warrior Ltd | Arts & recreation | 2022 |
| THE Cheese Larder Ltd | Wholesale & retail | 2025 |
| THE Cheesebuff Ltd | Wholesale & retail | 2026 |
| THE Chip Shop Boys Limited | Arts & recreation | 2012 |
| THE Cockerel Shed Limited | Wholesale & retail | 2025 |
| THE Coffee Cabin Taunton Limited | Hospitality | 2021 |
| THE Community Council for Somerset | Information & communication | 1998 |
| THE Complete Kitchen Company Ltd. | Manufacturing | 1998 |
| THE Conquest Equestrian Centre Limited | Other services | 2011 |
| THE Convent (Woodards) Apartments Management Limited | Households | 2005 |
| THE Copse Management Company (Batheaston) Limited | Households | 2021 |
| THE Court Victoria Street (Management) Limited | Households | 2009 |
| THE Crane BAG Limited | Manufacturing | 2018 |
| THE Crescent Clinic Ltd | Health & social care | 2020 |
| THE Crooked Heart Limited | Arts & recreation | 2022 |
| THE Culm Valley Limited | Hospitality | 2019 |
| THE Dairy Group Limited | Professional & scientific | 2004 |
| THE Dental Practice at Dronfield Woodhouse LLP | | 2016 |
| THE Digital TV Consultancy Ltd | Professional & scientific | 2016 |
| THE Dolls House DEN Ltd | Wholesale & retail | 2024 |
| THE Donkey DEN Limited | Education | 2024 |
| THE Downs Veterinary Practice Limited | Professional & scientific | 2005 |
| THE Dreaming Buddha Limited | Wholesale & retail | 2022 |
| THE Drone Inspector Ltd | Professional & scientific | 2025 |
| THE Dubs (UK) Limited | Extraterritorial | 2010 |
| THE Eastgate (Taunton) Management Company Limited | Households | 2006 |
| THE Electric Gate Company Limited | Manufacturing | 1992 |
| THE Electric Meter Shop Ltd | Wholesale & retail | 2017 |
| THE Ella-Phant Kitchen Ltd | Hospitality | 2025 |
| THE Empower Coach Limited | Other services | 2024 |
| THE Eretailer Agency Ltd | Professional & scientific | 2024 |
| THE Events of Somerset Limited | Administrative & support | 2025 |
| THE Exceptional H&H Limited | Other services | 2021 |
| THE Exmoor Collection Limited | Wholesale & retail | 2026 |
| THE Exploding Cafe Limited | Hospitality | 2022 |
| THE Family Business Partnership Limited | Professional & scientific | 2019 |
| THE Farm Butcher (South) Ltd | Manufacturing | 2020 |
| THE Farmers Arms Westhatch Limited | Hospitality | 2025 |
| THE Feed Station Ltd | Hospitality | 2017 |
| THE Film Exchange Limited | Information & communication | 2023 |
| THE Fine & Dandy Club Ltd | Wholesale & retail | 2022 |
| THE Fitzwarren Collective CIC | Education | 2023 |
| THE Four Youngs Ltd | Financial services | 2022 |
| THE Foxy Cake Company Limited | Financial services | 2016 |
| THE Friday Club London Limited | Professional & scientific | 2012 |
| THE Giftie Company Ltd | Wholesale & retail | 2018 |
| THE GIN & SIN Co Limited | Hospitality | 2023 |
| THE Good Life Somerset Ltd | Hospitality | 2022 |
| THE Good News Post Limited | Information & communication | 2020 |
| THE Good Shepherd Land and Livestock Company Limited | Agriculture & fishing | 2021 |
| THE Grass FED Meat Company Ltd | Wholesale & retail | 2024 |
| THE Great Barn Partnership Ltd | Financial services | 2024 |
| THE Green 1966 Limited | Extraterritorial | 2013 |
| THE Greener Window Cleaners Limited | Administrative & support | 2024 |
| THE HAB Pilot Ltd | Administrative & support | 2024 |
| THE Hadfield Collective Limited | Professional & scientific | 2026 |
| THE Hale Farming Partnership Limited | Manufacturing | 2020 |
| THE Hampshire VET Limited | Professional & scientific | 2022 |
| THE Hamptons (CSL) Management Company Limited | Households | 2014 |
| THE Handmade Boutique Ltd | Wholesale & retail | 2022 |
| THE Handmade Boutique POP UP Ltd | Wholesale & retail | 2025 |
| THE Hankridge Arms Limited | Hospitality | 2024 |
| THE Happy Nutrition Co Ltd | Health & social care | 2024 |
| THE Hawthorns Management (NO.2) Limited | Households | 1990 |
| THE Healing Pear Limited | Manufacturing | 2021 |
| THE Healthy Child Company Ltd | Health & social care | 2018 |
| THE Hobby Loft Ltd | Wholesale & retail | 2019 |
| THE Hope Farm Project Ltd | Agriculture & fishing | 2019 |