| Brizontrading Ltd | Wholesale & retail | 2026 |
| Brjet Ltd | Health & social care | 2022 |
| Broadfield Alumni Ltd | Real estate | 2020 |
| Broadland Business Services Ltd | Wholesale & retail | 2020 |
| Brontay Consulting Ltd | Information & communication | 2024 |
| Bronte Academy Trust | Education | 2016 |
| Bronte Airport Transfers Limited | Administrative & support | 2017 |
| Bronte Breaks Limited | Hospitality | 2025 |
| Bronte Build Ltd | Construction | 2019 |
| Bronte Camper Hire Limited | Administrative & support | 2011 |
| Bronte Catering Co Ltd | Hospitality | 2024 |
| Bronte Cobbles Limited | Wholesale & retail | 2026 |
| Bronte Consulting Limited | Professional & scientific | 2021 |
| Bronte Crafts Limited | Manufacturing | 2016 |
| Bronte Engineering Services Ltd | Professional & scientific | 2016 |
| Bronte Environmental Limited | Administrative & support | 2021 |
| Bronte Felt Roofing Ltd | Construction | 2019 |
| Bronte Glen Limited | Manufacturing | 2007 |
| Bronte Installation and Fabrication Company Limited | Manufacturing | 1991 |
| Bronte Investment Lettings Limited | Real estate | 2021 |
| Bronte Investments Limited | Real estate | 2020 |
| Bronte Property 2023 Ltd | Households | 2023 |
| Bronte Property Management Limited | Real estate | 2017 |
| Bronte Square Management Company Limited | Households | 2005 |
| Bronte Stairlifts Limited | Manufacturing | 2016 |
| Bronte Supported Housing Limited | Hospitality | 2005 |
| Bronte, Haworth, Oakworth & DCW Limited | Transport & logistics | 2013 |
| Brook Elevators Limited | Professional & scientific | 2022 |
| Brook Taverner 2016 Limited | Extraterritorial | 2016 |
| Brook Taverner Holdings Limited | Financial services | 2024 |
| Brook Taverner Limited | Wholesale & retail | 1948 |
| Brooks Meeting Mill Limited | Real estate | 2016 |
| Brooks Meeting Mill Management Limited | Households | 2022 |
| Brooks Mill Limited | Construction | 2016 |
| Brooksbank Overseas Holdings Limited | Manufacturing | 2021 |
| Brooksbank Valves Limited | Manufacturing | 1971 |
| Brookside Investments Limited | Real estate | 2005 |
| Brookson (5665B) Limited | Administrative & support | 2007 |
| Broome Island Community Interest Company | Hospitality | 2020 |
| Broomhill Roofing Limited | Construction | 2026 |
| Brotein Limited | Wholesale & retail | 2014 |
| Browfield Contracting Limited | Agriculture & fishing | 2003 |
| Brown Bank Caravan Park Limited | Hospitality | 1999 |
| Brownhill Farm Boarding Ltd | Other services | 2025 |
| BRS Groundwork and Plant Hire Limited | Construction | 2025 |
| Bryant Plastics Ltd | Manufacturing | 2012 |
| BS Aero Supplies Ltd | Wholesale & retail | 2024 |
| BT Holiday Lets Limited | Real estate | 2023 |
| Bubsy’S Bar Ltd | Hospitality | 2024 |
| Bucksworth Properties Ltd | Real estate | 2025 |
| Buddha Land Kadampa Meditation Centre Ltd | Other services | 2001 |
| Bulkhubs Ltd | Wholesale & retail | 2025 |
| Bull Brand Limited | Wholesale & retail | 2000 |
| BUNGALOW64 Technologies Ltd | Information & communication | 2020 |
| Buoyant Group Limited | Administrative & support | 2015 |
| Burcote Meadows Management Company Limited | Households | 2022 |
| Burdess Group Holdings Limited | Financial services | 2025 |
| Burgerdoner Limited | Hospitality | 2021 |
| Burlesque Ltd | Other services | 2022 |
| Burley School of Motoring Ltd | Education | 2002 |
| Burmex Limited | Arts & recreation | 1992 |
| Burner Bros UK Ltd | Construction | 2025 |
| Bushra Mahmood Ltd | Transport & logistics | 2025 |
| Business Strategy & Analysis Limited | Information & communication | 2010 |
| Butterfield of Skipton Ltd | Construction | 2018 |
| Butterfields Electrical Ltd | Construction | 2015 |
| Buzzard Electrical Contractors Ltd | Construction | 2025 |
| BVG Servicing UK Ltd | Transport & logistics | 2026 |
| Bvswebdesign Ltd | Information & communication | 2022 |
| BY Alif Ltd | Wholesale & retail | 2025 |
| BY Media Ltd | Professional & scientific | 2018 |
| BYE the Bridge Gym Ltd | Other services | 2026 |
| Byworth Boiler Hire Limited | Administrative & support | 1973 |
| Byworth Boilers Ltd | Manufacturing | 2010 |
| Byworth Transportable Boiler Hire Limited | Administrative & support | 1989 |
| C & C Hydraulics Limited | Professional & scientific | 1996 |
| C & D Associates (2008) Ltd. | Manufacturing | 2008 |
| C & J Contractors (UK) Limited | Professional & scientific | 2016 |
| C & K Nail Bar Ltd | Other services | 2024 |
| C & K Properties (Craiglands) Ltd | Real estate | 2025 |
| C Benfield Creative Ltd | Professional & scientific | 2022 |
| C G Machinery Ltd | Other services | 2015 |
| C J Fothergill Consulting Limited | Professional & scientific | 2024 |
| C J Motors (Keighley) Ltd | Wholesale & retail | 2020 |
| C N Tique Ltd | Wholesale & retail | 2017 |
| C S Marquis Ltd | Hospitality | 2024 |
| C&C Precision Engineering Limited | Manufacturing | 2025 |
| C&R Patient Transport Services Limited | Health & social care | 2021 |
| C.Armitage Limited | Real estate | 1960 |
| C.J. Harker & Associates Ltd | Agriculture & fishing | 2008 |
| C4 Plastic Design Ltd | Manufacturing | 2018 |
| Caan Consulting Ltd | Professional & scientific | 2015 |
| Cabhire Group Limited | Administrative & support | 2023 |
| Cable Fence Systems Ltd | Manufacturing | 2013 |
| Cabsuregroup Limited | Wholesale & retail | 2017 |
| CAD Monke Ltd | Construction | 2021 |
| CAD Projects Ltd | Professional & scientific | 2022 |
| Cadmic Ltd | Professional & scientific | 2014 |
| Cafe Mirage Limited | Hospitality | 2024 |
| Cafe on the Square Keighley Ltd | Hospitality | 2022 |