| THE Cosy Corner Nationwide Ltd | Hospitality | 2023 |
| THE DAN Kirby Ltd | Other services | 2023 |
| THE Derbyshire Emporium Limited | Wholesale & retail | 2011 |
| THE Derbyshire Oatcake and Pikelet Company Limited | Manufacturing | 2021 |
| THE Devonshire Group Limited | Professional & scientific | 2016 |
| THE Farming Life Centre | Professional & scientific | 2008 |
| THE FIG Tree Collective Ltd | Arts & recreation | 2024 |
| THE George Hathersage Ltd | Hospitality | 2023 |
| THE Ginger NUT Shop & Tea Rooms Ltd | Hospitality | 2024 |
| THE Green CAB Company App Limited | Other services | 2020 |
| THE Hesdev Oak Limited | Hospitality | 2019 |
| THE Hollies Property (Great Longstone) Limited | Real estate | 2023 |
| THE IT Project Manager Ltd | Professional & scientific | 2007 |
| THE John Thornhill Memorial Trust | Health & social care | 1989 |
| THE Maynard Grindleford Ltd | Hospitality | 2023 |
| THE Old Original Bakewell Pudding Company Limited | Wholesale & retail | 2006 |
| THE Old Smithy Tearooms Ltd | Hospitality | 2013 |
| THE Outdoor Living Hub Limited | Manufacturing | 2024 |
| THE Packhorse Inn (Crowdecote) Limited | Hospitality | 2024 |
| THE Peacock Owler Bar Ltd | Hospitality | 2024 |
| THE Peacock Rowsley Ltd | Hospitality | 2024 |
| THE Purple Bear Catering Company Limited | Hospitality | 2012 |
| THE Thirsty Four Co. Ltd | Hospitality | 2026 |
| THE Thornbridge Hall Country House Brewing Company Limited | Manufacturing | 2004 |
| THE Westwick Group of Businesses Limited | Health & social care | 2016 |
| Thesource (UK) Limited | Professional & scientific | 2007 |
| Think Recycle Limited | Water & waste | 2020 |
| Thomson Jarvis Ltd | Professional & scientific | 2026 |
| Thornbridge Bars Limited | Financial services | 2019 |
| Thornbridge Brewery Holdings Limited | Financial services | 2002 |
| Thornbridge Taps Limited | Hospitality | 2011 |
| Thorpe Developments Limited | Construction | 2018 |
| Threejaybees Limited | Other services | 2023 |
| Thutchinson Limited | Professional & scientific | 2023 |
| TI Property Investment Ltd | Real estate | 2023 |
| Tideswell Welding Services Limited | Manufacturing | 2009 |
| Tiger Healthcare Limited | Health & social care | 2021 |
| Tilly & Co Ltd | Wholesale & retail | 2023 |
| TIM Wright Fine Violins Ltd | Wholesale & retail | 2015 |
| Tiroler Stuberl Limited | Hospitality | 2010 |
| TJR Management Ltd | Professional & scientific | 2023 |
| TK Peak Properties Ltd | Households | 2025 |
| Tkpeak Limited | Professional & scientific | 2022 |
| TL4 Ltd | Information & communication | 2026 |
| Tony Evans Dental Services Ltd | Health & social care | 2018 |
| Tony Team Holdings Ltd | Financial services | 2022 |
| Tony Team Limited | Manufacturing | 2006 |
| Totemiq Limited | Construction | 2023 |
| Tradey Development Group Ltd | Information & communication | 2024 |
| Traig Limited | Wholesale & retail | 2019 |
| Trend Consultants Ltd | Administrative & support | 2020 |
| Tribalrock Limited | Construction | 2013 |
| Trotters Independent Trading Company Limited | Extraterritorial | 2011 |
| True Touch Ltd | Professional & scientific | 2011 |
| Truly English Limited | Extraterritorial | 1999 |
| Trustshape Limited | Real estate | 1993 |
| TYRES2DRIVE Ltd | Extraterritorial | 2015 |
| UK Profiles Limited | Manufacturing | 2005 |
| UK Steels Limited | Extraterritorial | 2001 |
| UK Team Players Limited | Professional & scientific | 2019 |
| Ukcsa Ltd | Extraterritorial | 2013 |
| Unique Sites (UK) Limited | Manufacturing | 2012 |
| United Kingdom Cast Stone Association | Other services | 2015 |
| Universal Properties (South Yorkshire) Ltd | Real estate | 2025 |
| Universal Tents Limited | Administrative & support | 2026 |
| Uplift Education Ltd | Education | 2026 |
| Vegan Town Ltd | Wholesale & retail | 2017 |
| Venetian Healthcare Limited | Health & social care | 1996 |
| Venture Court (Management) Spalding Limited | Professional & scientific | 2004 |
| Vertical Ascent Ltd | Other services | 2023 |
| Victoria Mill Management (Bakewell) Limited | Real estate | 2005 |
| Vine Street (Lincoln) Limited | Real estate | 1997 |
| Walker & Daughters Ltd | Households | 2017 |
| Warmsworth Landscapes and Aggregates Ltd | Administrative & support | 2025 |
| WCS Construction Management Ltd | Construction | 2023 |
| Wealside Flat Management Limited | Real estate | 1990 |
| Weathercock Limited | Real estate | 2022 |
| Welch Engineering Limited | Professional & scientific | 1982 |
| Wetroom Innovations Ltd | Wholesale & retail | 2009 |
| Wgoose Limited | Construction | 2021 |
| Whim Environmental Ltd | Construction | 2021 |
| White Lion Partners Limited | Hospitality | 2020 |
| Whitehopleman Limited | Professional & scientific | 2005 |
| Whitepeak Ltd | Other services | 2023 |
| Wildgoose (Inkersall) Limited | Construction | 2021 |
| Wildgreenblue Ltd | Professional & scientific | 2023 |
| WM101 Limited | Administrative & support | 2014 |
| Woodland Farm (Ashbourne) Limited | Other services | 2023 |
| WYE Bakehouse Limited | Manufacturing | 2016 |
| Wyedale Plumbing & Joinery Ltd | Construction | 2025 |
| Wyedale Property Investments Limited | Real estate | 2025 |
| Wyedale Property Services Limited | Construction | 2024 |
| Wyepath Solutions Ltd | Professional & scientific | 2026 |
| Xperiential Living Group Limited | Professional & scientific | 2023 |
| Yondermann Limited | Hospitality | 2009 |
| Youlgrave Waterworks Limited | Water & waste | 1996 |
| Your Property Sourcer Ltd | Real estate | 2024 |
| Z Fold Ltd | Information & communication | 2026 |
| Zebra Clarity Limited | Information & communication | 2016 |
| Zycor Holdings Limited | Professional & scientific | 2020 |