| R & V Enterprises Limited | Extraterritorial | 2018 |
| RAH Contracting Limited | Construction | 2020 |
| Ramso Services Ltd | Professional & scientific | 2015 |
| Rare Vision Limited | Information & communication | 2011 |
| Rdeh Limited | Hospitality | 2011 |
| Resilient Community Futures Ltd | Professional & scientific | 2026 |
| Resurgam Developments Ltd | Real estate | 2018 |
| Rezillos Ices Ltd | Hospitality | 2023 |
| RHF Creative Scholars Ltd | Hospitality | 2022 |
| Robin Hood Sawmill Limited | Manufacturing | 2002 |
| Rojo Food Ltd | Hospitality | 2022 |
| Rose Hospitality Limited | Professional & scientific | 2020 |
| S & K Butterfield Limited | Wholesale & retail | 2002 |
| S&M Properties (Birmingham) Ltd | Real estate | 2024 |
| S. B. 99 Security Limited | Administrative & support | 2025 |
| S.W. Lamb Limited | Construction | 2002 |
| Searle Songs Limited | Information & communication | 2020 |
| Sharp Edge Construction Ltd | Construction | 2011 |
| Shemara Limited | Real estate | 2025 |
| Skiddaw Estates Limited | Administrative & support | 2000 |
| Skiddaw Property Ltd | Real estate | 2020 |
| Skiddaw Property Management Ltd | Administrative & support | 2021 |
| Skiddaw Upholstery Limited | Manufacturing | 2020 |
| SL Pawar Limited | Wholesale & retail | 2025 |
| Sliabh Ltd | Wholesale & retail | 2025 |
| Sonic AGE Limited | Real estate | 1970 |
| Southey Mews Management Limited | Households | 2016 |
| ST Johns Gate Management Company Limited | Professional & scientific | 2007 |
| ST. John's Old School Site (Keswick) Management Company Limited | Real estate | 2000 |
| Stableyard Management Keswick Ltd | Households | 2017 |
| Stair Mill Adventures Limited | Professional & scientific | 2013 |
| Star of Siam Cumbria Limited | Hospitality | 2017 |
| Starbloom Ltd | Real estate | 2012 |
| Station Garage (Threlkeld) Limited | Wholesale & retail | 2015 |
| Station Road Terrace Management Group Limited | Households | 2022 |
| Steaks of the Lakes Ltd | Hospitality | 2024 |
| Strawberry HOW Limited | Real estate | 2003 |
| Striding Edge Court (Keswick) Limited | Real estate | 2022 |
| Stuart Mcglennon Photography Ltd | Professional & scientific | 2018 |
| Suffoclose Limited | Real estate | 2019 |
| SVM Retail Limited | Wholesale & retail | 2023 |
| Sweet Little Things (Keswick) Ltd | Wholesale & retail | 2025 |
| Swinside Hospitality Limited | Hospitality | 2023 |
| Syntech Engineering Limited | Professional & scientific | 2014 |
| Tarot Professionals Ltd | Other services | 2010 |
| Tbtl Services Limited | Wholesale & retail | 2009 |
| THE Artist and the Engineer Ltd | Professional & scientific | 2019 |
| THE Bank Tavern (Keswick) Limited | Hospitality | 2011 |
| THE Cauldron Syndicate Limited | Arts & recreation | 1996 |
| THE Fibre Company (UK) Ltd | Wholesale & retail | 2014 |
| THE Gables (Keswick) Ltd | Hospitality | 2021 |
| THE Grenadines Collection Limited | Hospitality | 2009 |
| THE Heritage Mining Company Limited | Other services | 2013 |
| THE Hollies (Keswick) Management Company Limited | Households | 1995 |
| THE Joy Project Coach Ltd | Other services | 2025 |
| THE Keswick Convention Old Trust Limited | Other services | 1960 |
| THE Keswick Convention Trust | Other services | 2000 |
| THE Lake District Stop Ltd | Hospitality | 2022 |
| THE Lingholm Estate Limited | Hospitality | 2013 |
| THE Makers Mill Ltd | Wholesale & retail | 2019 |
| THE Numbers GUY Limited | Professional & scientific | 2016 |
| THE Old Laundry(Keswick) Management Company Limited | Households | 2008 |
| THE Outdoor Network Ltd | Administrative & support | 2021 |
| THE Results Driven Group Limited | Hospitality | 2005 |
| THE Retro Zone Museum Ltd | Arts & recreation | 2025 |
| THE Sick and the Wrong Limited | Wholesale & retail | 2002 |
| THE Square Orange Cafe Bar Limited | Hospitality | 2004 |
| THE Television Company (London) Limited | Information & communication | 1991 |
| THE VIA Ferrata Company Limited | Wholesale & retail | 2022 |
| Think Design Deliver Limited | Professional & scientific | 2012 |
| Threlkeld Community Coffee Shop Community Interest Company | Hospitality | 2010 |
| Threlkeld Events Limited | Other services | 2022 |
| Threlkeld Hall Touring Site Ltd | Hospitality | 2021 |
| Threlkeld Quarry Museum Limited | Mining & quarrying | 2006 |
| Thyme Cafe Bar & Bistro Limited | Hospitality | 2019 |
| Tong Ltd | Hospitality | 2012 |
| TOT Domus Limited | Professional & scientific | 2005 |
| Trader on the EXE Ltd | Wholesale & retail | 2022 |
| Treeby & Bolton Limited | Wholesale & retail | 2013 |
| True North Yoga CIC | Health & social care | 2020 |
| TSA Spares OR Repair Limited | Wholesale & retail | 2025 |
| Twisted Willow Group Limited | Hospitality | 2025 |
| UK Airsports Limited | Wholesale & retail | 2003 |
| UK Guler Limited | Other services | 2025 |
| UK Trimmers Ltd | Extraterritorial | 2011 |
| Underscar Owners' Club Limited | Hospitality | 2015 |
| V&Co Agricultural Services Ltd | Agriculture & fishing | 2025 |
| V. S. (Cumbria) Limited | Wholesale & retail | 1995 |
| Wahi-Mahi Ltd | Mining & quarrying | 2008 |
| Wattle Contracting Services Limited | Professional & scientific | 2013 |
| West Cumbria Rivers Trust Limited | Professional & scientific | 2009 |
| Whinfell Caravan Park Ltd | Hospitality | 2022 |
| Wild & Fruitful Preserves Limited | Manufacturing | 2020 |
| Wilkins Chimney Sweep the Lake District Limited | Administrative & support | 2026 |
| Wizz (Cumbria) Limited | Real estate | 2019 |
| WJE Forestry Ltd | Agriculture & fishing | 2021 |
| WK Design Architects Ltd | Professional & scientific | 2012 |
| Wood Fired Homes Limited | Construction | 2023 |
| Woodstone Dining Limited | Hospitality | 2012 |
| Woodstone Keswick Ltd | Hospitality | 2024 |