| THE AJB Collection Ltd | Real estate | 2025 |
| THE Best Build Team Limited | Construction | 2019 |
| THE Caradon Pilot GIG Rowing Club Limited | Arts & recreation | 2024 |
| THE Chimney Serviceman Limited | Administrative & support | 2026 |
| THE Corinthian Plymouth Limited | Hospitality | 2022 |
| THE Cornish Ancestor Ltd | Hospitality | 2023 |
| THE Cornish Glazing Company Ltd | Construction | 2024 |
| THE Cornish Maize Maze and FUN Farm Ltd | Arts & recreation | 2020 |
| THE Eliot Arms Ltd | Hospitality | 2020 |
| THE Elms Care Centre Limited | Health & social care | 1998 |
| THE Events Depot Limited | Administrative & support | 2022 |
| THE Feeder Ltd | Hospitality | 2025 |
| THE Gourmet Greek Events Ltd | Hospitality | 2025 |
| THE Gourmet Greek Ltd | Hospitality | 2021 |
| THE Hair Factory Ltd | Other services | 2023 |
| THE Hoskin Group Ltd | Construction | 2025 |
| THE JAK Flash of GAS GAS GAS Ltd | Construction | 2019 |
| THE Learning Paddocks Limited | Education | 2026 |
| THE Naked Cleaning Range Ltd | Manufacturing | 2021 |
| THE ODD Spot LLP | | 2025 |
| THE Outliers Agency Ltd | Professional & scientific | 2023 |
| THE Outliers Inc Ltd | Professional & scientific | 2022 |
| THE Phoenix Path Holistic Healing Ltd | Health & social care | 2023 |
| THE Printery Ltd | Education | 2017 |
| THE Renewables Co SW Ltd | Construction | 2024 |
| THE Retreat Academy Ltd | Professional & scientific | 2020 |
| THE Road Safety Solution Ltd | Administrative & support | 2006 |
| THE South West Trading Company Limited | Administrative & support | 2000 |
| THE Wellbeing Strategists Ltd | Professional & scientific | 2026 |
| THE88COMPANY Limited | Wholesale & retail | 1993 |
| Third Millennium Consultants Limited | Professional & scientific | 1998 |
| Thrive Arts LLP | | 2025 |
| Tideford Tool & Plant Hire Ltd | Professional & scientific | 2025 |
| Tilton House Ltd | Administrative & support | 2008 |
| Tiny Tudor Ltd | Manufacturing | 2023 |
| Tirio Solutions Ltd | Information & communication | 2018 |
| Tissue Storage Escrow Limited | Administrative & support | 2010 |
| TLJ Walker Investments Ltd | Real estate | 2025 |
| TM Auto Solutions Limited | Wholesale & retail | 2021 |
| Total Landscape Contractors Limited | Administrative & support | 2023 |
| TR Guru Limited | Professional & scientific | 2020 |
| Trademark Trees Ltd | Agriculture & fishing | 2012 |
| Tranquility Solutions Ltd | Administrative & support | 2024 |
| Tregantle Ltd | Transport & logistics | 2024 |
| Tregarrick Fullerton Ltd | Real estate | 2024 |
| Tregrenna Farms Ltd | Real estate | 2025 |
| Trekaya Ltd | Households | 2024 |
| Trelowan Holdings Ltd | Financial services | 2024 |
| Treluggan Boatyard Ltd | Transport & logistics | 2016 |
| Trematon Electrical Limited | Construction | 2017 |
| Trematon Farm Mews Management Company Limited | Households | 2025 |
| Tremenheere Ltd | Hospitality | 2020 |
| Trevethan Distillery Ltd | Manufacturing | 2013 |
| TRI Acre Kennels & Cattery Limited | Other services | 2023 |
| Triskelion Transformations Limited | Professional & scientific | 2023 |
| TRM Automotiv Ltd | Wholesale & retail | 2020 |
| Trow Holdings Limited | Financial services | 2024 |
| TSL Software Limited | Information & communication | 2008 |
| Tumblerz Ltd | Arts & recreation | 2025 |
| UK Mortgage Finance Limited | Financial services | 2017 |
| Ukwages Limited | Administrative & support | 2022 |
| UNA Developments Limited | Professional & scientific | 2019 |
| Uneek Carpentry Ltd | Construction | 2024 |
| Unionworld Limited | Hospitality | 2002 |
| Unit Fifteen Ltd | Wholesale & retail | 2025 |
| Until the Cows Come Home Ltd | Professional & scientific | 2017 |
| Uplands SW Ltd | Construction | 2024 |
| Upmed Occupational Health Ltd | Health & social care | 2024 |
| Urban Recycling (SW) Ltd | Wholesale & retail | 2023 |
| Vanguard Business Solutions Limited | Extraterritorial | 2002 |
| VEG Box Fresh Ltd | Wholesale & retail | 2021 |
| Venfamprop Limited | Real estate | 2014 |
| Vent SW Ltd | Construction | 2023 |
| Very Clever Locums Limited | Wholesale & retail | 2009 |
| Vibed Web Ltd | Information & communication | 2025 |
| Vincent Properties South West Ltd | Real estate | 2025 |
| Vintage Sun Investments Limited | Real estate | 2025 |
| Vista Aerospace Ltd | Professional & scientific | 2018 |
| Visuals.Dept Ltd | Information & communication | 2025 |
| Vital Consultants Ltd | Hospitality | 2023 |
| Volume Hair Studio Ltd | Other services | 2017 |
| VST Interiors Ltd | Construction | 2019 |
| VTK Investigations Limited | Professional & scientific | 2013 |
| Vulcan Defence Limited | Professional & scientific | 2012 |
| Vulcanising South West Limited | Manufacturing | 2002 |
| W H Bond & Sons Limited | Agriculture & fishing | 1996 |
| W Shaw Limited | Construction | 2005 |
| W.V. Brahms (Ships' Chandlers) Limited | Transport & logistics | 1995 |
| Wallabrook Park Ltd | Real estate | 2024 |
| Warranty Repairs Ltd | Other services | 2026 |
| Waterfront Apartments Management Account Limited | Households | 2003 |
| Waterfront Medical Cleaning Ltd | Administrative & support | 2010 |
| Watertight Roofing (SW) Limited | Construction | 2016 |
| Wave Holdings South West Ltd | Financial services | 2025 |
| Wave Mechanical Limited | Construction | 2020 |
| Wave Services (SW) Ltd | Construction | 2014 |
| Wcpdc Ltd | Other services | 2024 |
| Weasel WAX Ltd | Manufacturing | 2026 |
| Wessex Retail Limited | Wholesale & retail | 2019 |
| West Inn Limited | Hospitality | 2016 |