| Brighouse High School Academy Trust | Education | 2011 |
| Brighouse Holdings Ltd | Real estate | 2022 |
| Brighouse Hypnotherapy Ltd | Public administration | 2026 |
| Brighouse Nurseries Limited | Wholesale & retail | 1965 |
| Brighouse Pallet Services Limited | Manufacturing | 2003 |
| Brighouse Property Developments Ltd | Construction | 2022 |
| Brighouse School's OUT Scheme for Parents & Employers | Arts & recreation | 1992 |
| Brighouse Tech Centre Ltd | Wholesale & retail | 2025 |
| Brighouse Town AFC Ltd | Arts & recreation | 2019 |
| Brighouse Town Association Football Club Limited | Arts & recreation | 2024 |
| Brighouse Tyres Ltd | Wholesale & retail | 2025 |
| Brighouse Ultrasound Ltd | Health & social care | 2025 |
| Bright Future Sports Ltd | Wholesale & retail | 2020 |
| Brightstars Childrenclub Limited | Health & social care | 2026 |
| Brishaun Ltd | Real estate | 2025 |
| Brook Property Group Ltd | Real estate | 2025 |
| Brookland Developments Limited | Real estate | 2014 |
| Brooks Bay Consulting Limited | Information & communication | 2009 |
| Broom House Investments Limited | Wholesale & retail | 1974 |
| Brooman Property Ltd | Real estate | 2026 |
| Brunswick Tooling Limited | Manufacturing | 1998 |
| BTT Childcare LP | | 2019 |
| Build JB Ltd | Other services | 2017 |
| Building Bridges for Unity | Other services | 2015 |
| BUN & Blaze Ltd | Hospitality | 2024 |
| BUN X Blaze! Ltd | Hospitality | 2026 |
| BUS Group Limited | Real estate | 2020 |
| Butler's Wharf PUB Co. Limited | Hospitality | 2009 |
| Butterfly Psychology Ltd | Health & social care | 2014 |
| C & E Stoker Properties Limited | Real estate | 2022 |
| C & J Metcalf Limited | Construction | 2013 |
| C & S Dennison Car Sales Ltd | Wholesale & retail | 2022 |
| C M Transport Services Limited | | 1986 |
| C. & G. Computers Limited | Financial services | 2020 |
| C. Burgess & Co. Limited | Professional & scientific | 1978 |
| C. E. Baggs & SON Limited | Real estate | 1960 |
| C.F.Harris Limited | Mining & quarrying | 1934 |
| C.I.Mould Ltd | Administrative & support | 2017 |
| C.J. Morton & Company Limited | Transport & logistics | 1988 |
| CA Thompson IT Solutions Limited | Information & communication | 2025 |
| Cafe 53 (Mirfield) Limited | Hospitality | 2014 |
| Cafexq Ltd | Administrative & support | 2022 |
| CAG Catering Limited | Hospitality | 2024 |
| Calder Ceilings & DRY Lining Limited | Construction | 2009 |
| Calder Clutch (Brighouse) Ltd | Manufacturing | 2018 |
| Calder Scientific Ltd | Professional & scientific | 2023 |
| Calder Valley Skills & Assessment Group Limited | Education | 2026 |
| Calderbrick Ltd | Arts & recreation | 2014 |
| Calderdale Business Supplies Ltd | Wholesale & retail | 2019 |
| Callaco Limited | Professional & scientific | 2025 |
| Calm Strategies Limited | Professional & scientific | 2012 |
| Calverley Golf Club Limited | Arts & recreation | 1985 |
| Calvshaw Limited | Real estate | 2021 |
| Calypso Management Ltd | Administrative & support | 2016 |
| Calypso PUB Management Ltd | Professional & scientific | 2025 |
| Camline Palletising Systems Limited | Manufacturing | 2003 |
| Campervan Products Ltd | Wholesale & retail | 2025 |
| Canning Place Consultants Limited | Real estate | 2011 |
| Carbon Innovation Technology Ltd | Manufacturing | 2008 |
| Cardale Escapes Limited | Real estate | 2022 |
| Cardale Retreats Ltd | Real estate | 2023 |
| Careersmade Limited | Professional & scientific | 2024 |
| Carhoots Corporation Limited | Information & communication | 2011 |
| Carmabel Developments Limited | Construction | 2012 |
| Carpet & Flooring Supplies Ltd | Wholesale & retail | 2025 |
| Carpet & Slumber Mill Limited | Wholesale & retail | 2012 |
| Carriage Stays Limited | Hospitality | 2022 |
| Castelite Limited | Real estate | 2005 |
| Castle Stores Ltd | Wholesale & retail | 2018 |
| Castles Electrical Services Limited | Construction | 2009 |
| Catering Machines Deals UK Ltd | Wholesale & retail | 2023 |
| Catherine Farm Investments Limited | Extraterritorial | 2007 |
| Cattle Grid Catering (Windsor) Limited | Hospitality | 2007 |
| Cattle Grid Daniels Limited | Professional & scientific | 2024 |
| Cattle Grid Kingston Limited | Hospitality | 2011 |
| CDL Developments Ltd | Real estate | 2021 |
| CDL Plumbing & Heating Ltd | Construction | 2020 |
| CEL Fast Trans Ltd | Transport & logistics | 2025 |
| Chang Fang Limited | Hospitality | 2026 |
| Chapel Dental Clinic Ltd | Health & social care | 2024 |
| Charley Wright Socials Ltd | Professional & scientific | 2026 |
| Charlie REG Limited | Wholesale & retail | 2018 |
| Chaudry Enterprise Limited | Real estate | 2020 |
| Chefs for Chefs Ltd | Administrative & support | 2014 |
| Chemi Co Cleaning Ltd | Professional & scientific | 2025 |
| Chris Anderson Dental Surgeon Limited | Health & social care | 2012 |
| Chris Richardson Group Ltd | Professional & scientific | 2024 |
| Chrome Commercial Services Limited | Professional & scientific | 2019 |
| Circle Strategies Limited | Professional & scientific | 2012 |
| CJ Developments Limited | Construction | 2019 |
| CJP Outreach Services Ltd | Health & social care | 2006 |
| Clarity & Pace Consulting Limited | Professional & scientific | 2019 |
| Clarkson Coatings Limited | Manufacturing | 2022 |
| Clava Sceleste Limited | Hospitality | 2025 |
| Clayhouse Interiors Ltd | Manufacturing | 2017 |
| Clearwell Holding Co. Ltd | Other services | 2024 |
| Clearwell Pest Control Services Limited | Other services | 1997 |
| Clearwell Services (UK) Limited | Other services | 2003 |
| Clifton Lighting Limited | Wholesale & retail | 2008 |
| Code 255 Limited | Information & communication | 2011 |