| Bradbury & SON (Buxton) Limited | Manufacturing | 1940 |
| Bradbury Property Holdings Ltd | Real estate | 2022 |
| Bramble Designs Ltd | Administrative & support | 2002 |
| Brand Story Publishing Ltd | Information & communication | 2024 |
| Brendon Management Company Limited | Households | 2019 |
| Brickett Close Limited | Real estate | 2016 |
| Bridgehead (Arts) Limited | Arts & recreation | 2002 |
| Bridging Property Finance Limited | Financial services | 2023 |
| Bright Opportunities Community Interest Company | Health & social care | 2012 |
| Bright Opportunities Enabling Services Ltd | Health & social care | 2018 |
| Bright Sparks Electrical (Derbyshire) Limited | Construction | 2008 |
| Brighter Days Quality Care (Buxton) Ltd | Health & social care | 2023 |
| Britannia Woodworking Company Ltd | Manufacturing | 2000 |
| British Cattle Breeders Club Limited | Agriculture & fishing | 1950 |
| British Estate Investment Society Limited | Real estate | 1940 |
| Broadham Garage Ltd | Wholesale & retail | 2020 |
| Brook Street Mill Limited | Real estate | 2022 |
| Brooke Taylors Limited | Administrative & support | 2010 |
| Brookwall Associates Limited | Professional & scientific | 2014 |
| Brushfield Stone Limited | Wholesale & retail | 2025 |
| Btek Services Limited | Professional & scientific | 2014 |
| Buckley & Hurst Property Development and Management Ltd | Construction | 2022 |
| Bullockwoodburn Limited | Professional & scientific | 2008 |
| Bumac Properties UK Limited | Real estate | 2022 |
| Bundle of Rays UK Ltd | Education | 2026 |
| Bunk House Films Ltd | Information & communication | 2026 |
| Bunting & Green Building Contractors Ltd | Construction | 2011 |
| Bunting & Green Properties Ltd | Real estate | 2017 |
| Burbage Brews Ltd | Hospitality | 2025 |
| Burbage Heights (Residents) Management Company Ltd | Households | 2019 |
| Burbeary Joinery Limited | Manufacturing | 1995 |
| Burfly Limited | Professional & scientific | 2023 |
| Burrs Farm Limited | Hospitality | 2016 |
| Busy Little Monsters Limited | Arts & recreation | 2021 |
| Buxbar Ltd | Hospitality | 2023 |
| Buxspeed Limited | Arts & recreation | 2000 |
| Buxton 4 X 4 Ltd | Wholesale & retail | 2012 |
| Buxton and District Land Rover Club Limited | Other services | 2006 |
| Buxton Architectural Stone LLP | | 2005 |
| Buxton BEE Hive Limited | Other services | 2023 |
| Buxton Building Plastics Limited | Wholesale & retail | 2013 |
| Buxton Business Club Ltd | Other services | 2025 |
| Buxton Car Centre Limited | Wholesale & retail | 2024 |
| Buxton Car Centre Service & Repairs Ltd | Wholesale & retail | 2008 |
| Buxton Car Centre Trade Sales Ltd | Wholesale & retail | 2008 |
| Buxton Carpets & Flooring Ltd | Construction | 2013 |
| Buxton Church in the Peak | Other services | 2008 |
| Buxton Civic Association Limited | Arts & recreation | 1968 |
| Buxton Consortium Limited | Financial services | 2005 |
| Buxton Corporate Services Limited | Professional & scientific | 1998 |
| Buxton Crescent Heritage Trust | Education | 2015 |
| Buxton Distillery Limited | Manufacturing | 2014 |
| Buxton Electrical Contractors Ltd | Construction | 2016 |
| Buxton Estates Management Limited | Households | 1998 |
| Buxton Festival Productions Ltd | Arts & recreation | 2015 |
| Buxton Fungi Ltd | Agriculture & fishing | 2025 |
| Buxton Laundry and Home Services Limited | Administrative & support | 2025 |
| Buxton Light Engineering Limited | Manufacturing | 2008 |
| Buxton Lime Limited | Manufacturing | 2022 |
| Buxton Markets C.I.C. | Wholesale & retail | 2015 |
| Buxton Masonic Hall Limited | Other services | 2018 |
| Buxton Micro Dairy Ltd | Agriculture & fishing | 2023 |
| Buxton Microgreens Ltd | Agriculture & fishing | 2025 |
| Buxton Nursery Limited | Health & social care | 2022 |
| Buxton Podiatry Limited | Health & social care | 2018 |
| Buxton Printing Group Limited | Financial services | 2023 |
| Buxton Property Rentals Limited | Real estate | 2021 |
| Buxton Riding School Limited | Agriculture & fishing | 2012 |
| Buxton Roastery Limited | Wholesale & retail | 2016 |
| Buxton Rugby Union Football Club Limited | Arts & recreation | 2022 |
| Buxton Scaffolding Ltd | Construction | 2024 |
| Buxton Sticker Shop Limited | Professional & scientific | 2018 |
| Buxton Town Team C.I.C. | Other services | 2012 |
| Buxton Vehicle Sales Limited | Wholesale & retail | 2026 |
| Buxton Woodworks (2014) Limited | Wholesale & retail | 2014 |
| Buxtons Electrical Contractors Ltd | Construction | 2022 |
| C & N Witham Limited | Health & social care | 2010 |
| C & O Buxton Limited | Hospitality | 2024 |
| C & S Gould Ltd | Wholesale & retail | 2017 |
| C & S Scaffolding Erectors Limited | Construction | 2016 |
| C&T Consultancy Limited | Other services | 2014 |
| C4 Grill Limited | Hospitality | 2017 |
| Calcis Ltd | Financial services | 2013 |
| Calico Wealth Management Limited | Financial services | 2014 |
| Calton Farm Milk Limited | Extraterritorial | 2003 |
| Cameron Dawes Limited | Professional & scientific | 2023 |
| Campbell Floors Ltd | Construction | 2024 |
| Campbell Supplys Ltd | Construction | 2025 |
| Campbelllabour Ltd | Administrative & support | 2025 |
| Camwood (U.K.) Limited | Professional & scientific | 1992 |
| Carebridge Agency Limited | Administrative & support | 2017 |
| Carjac Recovery Ltd | Transport & logistics | 2019 |
| Carl Cross Golf Limited | Arts & recreation | 2015 |
| Carl Cross Limited | Wholesale & retail | 2009 |
| Carl Lambert Property Ltd | Real estate | 2024 |
| Carl Mycock Ltd | Wholesale & retail | 2018 |
| Carn Homes Limited | Construction | 2002 |
| Carpe Lucrum Limited | Real estate | 2021 |
| Carr Body Repair Limited | Wholesale & retail | 2015 |
| Carrington Heating Ltd | Construction | 2021 |