| THE Artisan Pantry Ltd | Wholesale & retail | 2017 |
| THE Assemblage Point Centre Limited | Wholesale & retail | 2003 |
| THE Bullet Bar Ltd | Hospitality | 2021 |
| THE Cast Iron Door Company Limited | Wholesale & retail | 2014 |
| THE Chantry Residential Home | | 1992 |
| THE COW Shed Media Services Limited | Professional & scientific | 2018 |
| THE Crediton & District Liberal Democrat Company Limited | Other services | 1908 |
| THE Distinguished Dog Company Limited | Wholesale & retail | 2015 |
| THE Epic Family Community Interest Company | Health & social care | 2024 |
| THE EV Infrastructure Company Limited | Construction | 2025 |
| THE Exeter Removal Company Limited | Extraterritorial | 2018 |
| THE Farmer's Dog Limited | Manufacturing | 2016 |
| THE FAT FOX Food.Co Limited | Hospitality | 2019 |
| THE Flying Trunk Theatre Company Ltd | Arts & recreation | 2025 |
| THE Leighton Terrace Management Company Limited | Households | 1991 |
| THE Lekker Saffa Ltd | Wholesale & retail | 2025 |
| THE Loft Crediton Ltd | Hospitality | 2025 |
| THE Makers Boutique Ltd | Wholesale & retail | 2021 |
| THE Maltings Taphouse Ltd | Wholesale & retail | 2017 |
| THE Manor Collection Limited | Health & social care | 1995 |
| THE Medieval Press Limited | Information & communication | 2008 |
| THE Mindful Path Consultancy Ltd | Professional & scientific | 2018 |
| THE New Inn Coleford Limited | Hospitality | 2019 |
| THE Nurture Collective (Devon) Ltd | Education | 2025 |
| THE Old Malt Scoop Inn Limited | Hospitality | 2015 |
| THE Orchard Retreat Limited | Hospitality | 2013 |
| THE Organised Zone Limited | Administrative & support | 2025 |
| THE OT and Coaching Practice Ltd | Other services | 2026 |
| THE Outdoors Group Holdings Ltd | Financial services | 2026 |
| THE Outdoors Group Ltd | Administrative & support | 2017 |
| THE Payroll Practice Limited | Administrative & support | 2000 |
| THE Picture Press Ltd | Professional & scientific | 2022 |
| THE Plantlife Midwife Ltd | Health & social care | 2013 |
| THE Post Inn Okehampton Limited | Hospitality | 2015 |
| THE Roofrack Company SW Ltd | Wholesale & retail | 2022 |
| THE Rowell Centre Limited | Health & social care | 2018 |
| THE Ship Hotel Crediton Ltd | Hospitality | 2024 |
| THE Technology Shop Ltd | Manufacturing | 2017 |
| THE Turning Tides Project Community Interest Company | Arts & recreation | 2014 |
| THE Ultimate RAW Dog Food Co. Ltd | Wholesale & retail | 2023 |
| THE Wellness Angels Ltd | Other services | 2023 |
| THE Wine Dealer Ltd | Wholesale & retail | 2022 |
| Themroc Limited | Information & communication | 1995 |
| Thermal Protection Global Ltd | Manufacturing | 2021 |
| Things Films Ltd | Agriculture & fishing | 2018 |
| Tholtb Ltd | Wholesale & retail | 2012 |
| Thomas Tarlowski Ltd | Construction | 2015 |
| Thornes Farm Shop & Kitchen Ltd | Wholesale & retail | 2025 |
| Thos.H.Sawyer and SON Limited | Real estate | 1924 |
| Three Knights Property Ltd | Real estate | 2025 |
| Three Pigs PUB Co Ltd | Hospitality | 2022 |
| THREE60 CAD Design Ltd | Professional & scientific | 2022 |
| TIA Maria Hospitality Ltd | Hospitality | 2017 |
| TIG Productions Ltd | Professional & scientific | 2014 |
| Tile Kingdom Ltd | Wholesale & retail | 2020 |
| TIM Hobbs Plumbing & Heating Ltd. | Construction | 2015 |
| Timoc Industrial Limited | Information & communication | 2024 |
| Titan Auto Recycling Ltd | Wholesale & retail | 2025 |
| Tiverton Kitchen, Bathroom and Tile Centre Limited | Wholesale & retail | 2002 |
| Tiverton Legal Services Ltd | Professional & scientific | 2025 |
| Tiverton Plumbing and Heating Limited | Construction | 2003 |
| TL Daguilar Ltd | Health & social care | 2024 |
| TLP Enterprise Limited | Wholesale & retail | 2024 |
| TOM LEE Engineering Ltd | Professional & scientific | 2017 |
| Total Utilities Solutions Ltd | Construction | 2024 |
| Touchwood Signs Limited | Other services | 2002 |
| Tower Gardens Estate Management Company Limited | Households | 1985 |
| Town Barton (Sandford) Management Company Limited | Real estate | 1996 |
| Town View Property Management Limited | Real estate | 2011 |
| Toxicity and Human Body (THB) Ltd | Professional & scientific | 2023 |
| Track Times South West Limited | Wholesale & retail | 2018 |
| Transatlantic Trading Company Ltd | Wholesale & retail | 2016 |
| Trask Tech Ltd | Information & communication | 2014 |
| Trattoria DI EVA Limited | Hospitality | 2024 |
| Travelwatch Southwest CIC | Other services | 2005 |
| Tree Farm Blackdog Ltd | Agriculture & fishing | 2021 |
| Trefusis Construction Limited | Construction | 2021 |
| Trelill Cottages Management Company Limited | Real estate | 2006 |
| Trenavin Homes Limited | Real estate | 2022 |
| Trevilla Ltd | Construction | 2012 |
| Trevose Consulting Limited | Administrative & support | 2019 |
| Trinity Performance Ltd | Education | 2022 |
| Trisan Engineering Ltd | Manufacturing | 2015 |
| Trisan Environmental Limited | Administrative & support | 2021 |
| Trobridge Court Management Limited | Households | 2006 |
| TSS Building Services Limited | Construction | 2024 |
| Turners LGV Training Ltd | Education | 2021 |
| Twenty Four Nine Development Ltd | Information & communication | 2022 |
| Two Moors Accounting Ltd | Professional & scientific | 2024 |
| Two Wrens Limited | Information & communication | 2015 |
| Ubiquitous Communication Ltd | Wholesale & retail | 2010 |
| Ubuntu Charitable Foundation | Professional & scientific | 2002 |
| UK Clippers Limited | Wholesale & retail | 2009 |
| Unique Events (SW) C.I.C. | Arts & recreation | 2017 |
| United Schools' Learning Partnership | Education | 2017 |
| Universal Leagues Ltd | Information & communication | 2022 |
| Upcott Farm Limited | Agriculture & fishing | 2003 |
| Urso Ltd | Information & communication | 2014 |
| Utopian Brewing Limited | Manufacturing | 2017 |
| Utopian Venues Limited | Hospitality | 2024 |