| Breaking Cycles CIC | Education | 2019 |
| Breda Murphy Food Services Ltd | Hospitality | 2022 |
| Brenmuir Limited | Information & communication | 2017 |
| Brett Langstreth Windows & Doors Ltd | Construction | 2026 |
| Brevet Consulting Company Ltd | Information & communication | 2024 |
| Brian Dent Group Limited | Financial services | 2025 |
| Brian Dent Holdings Limited | Administrative & support | 2009 |
| Brian Dent Limited | Administrative & support | 1964 |
| Brickles Mcarthur Racing Ltd | Wholesale & retail | 2026 |
| Bridge Sourcing Solutions Ltd | Wholesale & retail | 2019 |
| Briercliffe Management Company Limited | Households | 2025 |
| Brierhill Properties Limited | Real estate | 2021 |
| Brierley Care Ltd | Health & social care | 2003 |
| Briganti Physiotherapy Ltd | Health & social care | 2019 |
| Bripen Limited | Professional & scientific | 2008 |
| Brogden Air Training Services Ltd | Education | 2015 |
| Brontes Clitheroe Ltd | Wholesale & retail | 2025 |
| Brooklands Speciality Catering Ltd | Hospitality | 2025 |
| Brookside Garage (Sabden) Limited | Wholesale & retail | 2003 |
| Broomhill Barn Ltd | Hospitality | 2023 |
| Broomhill Leisure Ltd | Hospitality | 2023 |
| Brown and Baron Limited | Hospitality | 2021 |
| Brown Bros (Longridge) Limited | Mining & quarrying | 1959 |
| Brownlow Farm (Management) Limited | Professional & scientific | 2000 |
| Browns Vehicle Repairs Ltd | Professional & scientific | 2024 |
| Bubble Shack Clitheroe Ltd | Hospitality | 2023 |
| Buck & Barrel Ltd | Hospitality | 2026 |
| BUD and Bloem Limited | Wholesale & retail | 2018 |
| Bundles Trading Ltd | Wholesale & retail | 2023 |
| Burgh Hall Antiques Limited | Wholesale & retail | 1997 |
| Burnley Refurbishment Ltd | Construction | 2021 |
| Burnley Taverns Limited | Real estate | 1986 |
| Burns Contracting (Barrow) Limited | Construction | 1984 |
| Business & Enterprise Company NW Ltd | Professional & scientific | 2011 |
| Business on Bikes Ltd | Manufacturing | 2011 |
| Business Partner Consulting Limited | Administrative & support | 2015 |
| Business Partner HR Ltd | Professional & scientific | 2024 |
| BY Experience Ltd | Information & communication | 2018 |
| Bytebear Digital Limited | Information & communication | 2014 |
| C & C Catering Engineer Services Ltd | Professional & scientific | 2024 |
| C & G Restaurants Limited | Hospitality | 2019 |
| C J L I Limited | Professional & scientific | 2014 |
| C S Interim Limited | Professional & scientific | 2000 |
| C&S Mitchells Catering Ltd | Hospitality | 2024 |
| C.A.D. Property Refurbishments Limited | Administrative & support | 2002 |
| C.M.Slinger & Sons Limited | Construction | 1924 |
| Caden Strategy Consultants Ltd | Professional & scientific | 2014 |
| Caelus Drones Ltd | Professional & scientific | 2018 |
| Cafe Emporia Limited | Hospitality | 2002 |
| Cafe Whalley Ltd | Hospitality | 2020 |
| CAI the Osteopath Ltd | Health & social care | 2025 |
| CAI XI Sandwich Shop Ltd | Hospitality | 2025 |
| Cain Cleaning Services Limited | Administrative & support | 2003 |
| Calder Property Ltd | Real estate | 2024 |
| Calder Services Holdings Limited | Administrative & support | 1999 |
| Calder Services Lancs Limited | Construction | 1999 |
| Calder View Limited | Hospitality | 2024 |
| Callshaw Ltd | Financial services | 2023 |
| Callshaw Topco Ltd | Financial services | 2025 |
| CAN Craft Ltd | Wholesale & retail | 2020 |
| Cander Ltd | Financial services | 2011 |
| Candlemakers Croft (2013) Management Company Limited | Other services | 2002 |
| Canine Groom School Ltd | Education | 2011 |
| Canine Health & Hydro Ltd | Professional & scientific | 2009 |
| Capel Bach Limited | Construction | 2013 |
| Capo Ltd | Information & communication | 2003 |
| Capricorn One Consulting Ltd | Professional & scientific | 2019 |
| Care Leadership Support Ltd | Other services | 2019 |
| Care Solutions (Lancashire) Limited | Health & social care | 2014 |
| Cargo Drones Limited | Information & communication | 2022 |
| Carl Holden Homes Ltd | Construction | 2019 |
| Caroline Dakin Associates Ltd | Professional & scientific | 2019 |
| Carrdale Ltd | Agriculture & fishing | 2025 |
| Carspark Limited | Real estate | 2019 |
| Cascades Childcare | Education | 2006 |
| Casered Ltd | Administrative & support | 2003 |
| Casper Commercial Investments Limited | Real estate | 2020 |
| Casper Holdings Ltd | Financial services | 2020 |
| Castle Assets (NW) Ltd | Real estate | 2022 |
| Castle Chippy Ltd | Hospitality | 2022 |
| Castle Concrete North West Ltd | Manufacturing | 2017 |
| Castle Dental Studio Ltd | Manufacturing | 2012 |
| Castle Energy Group Limited | Construction | 2026 |
| Castle Gate Projects Limited | Real estate | 2016 |
| Castle Medical Limited | Professional & scientific | 2014 |
| Castle Motors (Clitheroe) Ltd | Wholesale & retail | 2009 |
| Castle Supported Living Limited | Health & social care | 1992 |
| Castle View (Clitheroe) Limited | Information & communication | 2006 |
| Castle View Developments (Clitheroe) Limited | Administrative & support | 2013 |
| Catalyse Cat Limited | Education | 2011 |
| Cavalry Healthcare Ltd | Health & social care | 2018 |
| Cavalry Holdings Limited | Health & social care | 2023 |
| CB & N Limited | Health & social care | 2011 |
| CCD Stainless Fabs Limited | Manufacturing | 2016 |
| CDS China Limited | Extraterritorial | 2012 |
| Ceeta Business Supplies Ltd | Wholesale & retail | 2023 |
| Celsius Insulation Systems Ltd | Manufacturing | 2024 |
| Ceramica Italia Limited | | 1974 |
| Certification Partner Global (UK) Ltd | Other services | 2006 |
| CGK Property Services Ltd | Real estate | 2025 |