| THE Countryman Cumbria Ltd | Hospitality | 2022 |
| THE Crafty Place Limited | Arts & recreation | 2010 |
| THE Creamery 1880 Limited | Real estate | 2020 |
| THE Cumbrian Painting Company Ltd | Construction | 2026 |
| THE Eatery Cumbria Ltd | Hospitality | 2024 |
| THE Fitness Collective (Cumbria) Ltd | Arts & recreation | 2020 |
| THE Flower Bank Limited | Wholesale & retail | 2008 |
| THE Garden (Workington) Limited | Hospitality | 2021 |
| THE Ginger Joiner Ltd | Manufacturing | 2026 |
| THE Hungry Caterpillar (Cockermouth) Limited | Hospitality | 2019 |
| THE Hungry Caterpillar (Whitehaven) Limited | Hospitality | 2019 |
| THE Hungry Caterpillar Cumbria Limited | Hospitality | 2024 |
| THE Lawns Residents Management Company Limited | Households | 2008 |
| THE Manchester Shakespeare Company Ltd | Arts & recreation | 2022 |
| THE Maryport Golf Club Limited | Arts & recreation | 2002 |
| THE Old Ginn House Limited | Hospitality | 2002 |
| THE Old Pump House Papcastle Management Company Limited | Households | 2022 |
| THE Osprey Hospitality Group Limited | Financial services | 2013 |
| THE Osprey Management Group Limited | Hospitality | 2016 |
| THE Oval Paint POT & Up-Cycling Centre C.I.C. | Water & waste | 2025 |
| THE Pastures (Moor ROW) Estate Management Limited | Households | 2025 |
| THE Scented Vault Ltd | Wholesale & retail | 2022 |
| THE Sidings (Cockermouth) Management Company Limited | Households | 2021 |
| THE Winning Company Limited | Professional & scientific | 1995 |
| THE Woodlands (Seaton) Management Company Limited | Households | 2025 |
| THE Workington Heritage Group Ltd | Arts & recreation | 2005 |
| THE Writer in Wellies CIC | Education | 2024 |
| Theautismmentors Ltd | Education | 2023 |
| Think PC Lancaster Ltd | Real estate | 2022 |
| Thompson Estates Limited | Real estate | 2025 |
| THW ERH Ltd | Other services | 2023 |
| Tiderace Sea Kayaks Limited | Wholesale & retail | 2007 |
| Tillie Medical Services Limited | Health & social care | 2024 |
| Tizona (Cumbria) Limited | Professional & scientific | 2014 |
| TJR Supplies Ltd | Wholesale & retail | 2023 |
| TM Lindsay Ltd | Construction | 2021 |
| Together WE CIC | Health & social care | 2017 |
| TOM Crowe Procurement Solutions Limited | Other services | 2018 |
| Tony Grisedale Engineering Ltd | Wholesale & retail | 2003 |
| Tony Hannon Commercials Limited | Wholesale & retail | 2002 |
| Top Class Nice Barber Ltd | Other services | 2023 |
| Top CUT Barber Workington Ltd | Other services | 2021 |
| Top Krusts Limited | Hospitality | 2024 |
| Top Storry Access Ltd | Construction | 2017 |
| Top Sweet Shop Ltd | Wholesale & retail | 2025 |
| Topshop (Salterbeck) Ltd | Wholesale & retail | 2018 |
| Topyard Building Supplies Limited | Wholesale & retail | 1996 |
| Town Store Cumbria Ltd | Wholesale & retail | 2024 |
| TP Landscaping Ltd | Administrative & support | 2023 |
| Tractor Shed Brewing Limited | Manufacturing | 2009 |
| Trainrite UK Limited | Education | 2009 |
| Transport Management International Ltd | Transport & logistics | 2018 |
| Treseven Limited | Wholesale & retail | 2025 |
| Trinity Earth Home Improvements Ltd | Households | 2014 |
| Triple Crown Resorts Ltd | Construction | 2021 |
| Triple S Scaffold Ltd | Construction | 2020 |
| Trophies Sport & Leisure Ltd | Wholesale & retail | 2010 |
| Trout Hotels (Cumbria) Limited | Hospitality | 1988 |
| TSB Mechanical Limited | Professional & scientific | 2024 |
| Tuffbag Ltd | Administrative & support | 2017 |
| Tuil Solutions Limited | Professional & scientific | 2015 |
| Turbo TAN Limited | Administrative & support | 2024 |
| Turner Roofing Limited | Construction | 2018 |
| Tuschem Limited | Wholesale & retail | 1984 |
| Tuseef Trades Limited | Wholesale & retail | 2025 |
| Tutehill Kennels & Cattery Limited | Other services | 2024 |
| Tykes (Cumbria) Limited | Other services | 2013 |
| Under the Hood North West Ltd | Wholesale & retail | 2025 |
| Unrivaled Sportswear Limited | Wholesale & retail | 2025 |
| Uppercuts Barber (Workington) Ltd | Other services | 2025 |
| Upwat Limited | Professional & scientific | 2023 |
| Utopia Services Cumbria Ltd | Administrative & support | 2005 |
| V a & J M Martin Limited | Health & social care | 2002 |
| V Wilkinson & SON Limited | Construction | 2004 |
| Valhalla Joinery Limited | Construction | 2023 |
| Valley View (Halton) Limited | Households | 2021 |
| Vehicle Safety Solutions Ltd | Wholesale & retail | 2020 |
| Vericart Ltd | Wholesale & retail | 2026 |
| Verismart West Cumbria Ltd | Real estate | 2021 |
| Vice Engineering Solutions Ltd. | Professional & scientific | 2018 |
| Viennas Voice C.I.C. | Education | 2023 |
| Vinandr Limited | Information & communication | 2024 |
| Vipe Properties & Lettings Ltd | Real estate | 2020 |
| Vizfx Limited | Professional & scientific | 2000 |
| VR Presence Ltd | Information & communication | 2013 |
| Vulcan NDT Ltd | Professional & scientific | 2026 |
| VW Solutions Ltd | Wholesale & retail | 2025 |
| Vytis Fell Estates Limited | Real estate | 2026 |
| W E Jarman Contracting Ltd | Construction | 2004 |
| W Lindsay & SON Limited | Wholesale & retail | 2011 |
| W. F. Developments Limited | Construction | 1998 |
| Walker 1870 Ltd | Construction | 2026 |
| Walker Bros.(Cockermouth)Limited | Construction | 1953 |
| Wallace Projects (North West) Limited | Construction | 2025 |
| Walsh's Family Butchers Limited | Wholesale & retail | 2002 |
| Warren Plant Ltd | Administrative & support | 2024 |
| Waste Lane (Cockermouth) Management Company Limited | Households | 2005 |
| Waste Wise Tyre Recycling Ltd | Water & waste | 2025 |
| Water Rescue Systems Limited | Professional & scientific | 2015 |
| Watson Dairies Limited | Wholesale & retail | 2014 |