| Coban Metals Ltd | Wholesale & retail | 2026 |
| Cobblestone Films Ltd | Information & communication | 2024 |
| Cochin Medical Solutions Limited | Wholesale & retail | 2025 |
| Cock & Bottle Skipton Limited | Hospitality | 2018 |
| Coco Sands Ltd | Other services | 2023 |
| Cocoa Brown Limited | Hospitality | 2024 |
| Cocolayers Ltd | Hospitality | 2026 |
| Coconutty Ltd | Wholesale & retail | 2010 |
| Coda Fitness Limited | Administrative & support | 2014 |
| Codehive Enterprises Limited | Wholesale & retail | 2026 |
| Codeions Ltd | Information & communication | 2026 |
| Codepipe Limited | Construction | 1999 |
| Codeprobe Ltd | Information & communication | 2025 |
| Codered Paramedical Ltd | Other services | 2017 |
| Codevation Limited | Wholesale & retail | 2022 |
| Cogio Ltd | Information & communication | 2024 |
| Cognatebs Consulting Ltd | Professional & scientific | 2023 |
| Cognitive Networks Technologies Ltd | Information & communication | 2021 |
| Coin Capital Ltd | Wholesale & retail | 2024 |
| Coin House Land Limited | Real estate | 2020 |
| Coin OP Launderette (Yorkshire) Ltd | Other services | 2025 |
| Coin-Op Ltd | Wholesale & retail | 2025 |
| Cojective Solution Limited | Administrative & support | 2019 |
| Coldspring Mill Limited | Wholesale & retail | 2004 |
| Coldstore Engineers Ltd | Manufacturing | 2020 |
| Cole & Wilson,Limited | Manufacturing | 1927 |
| Cole's Meal's & Catering Limited | Hospitality | 2022 |
| Coleman Training Development Ltd | Education | 2023 |
| Colin Evans Consultancy Ltd | Professional & scientific | 2009 |
| Collaboration Technologies Ltd | Wholesale & retail | 2022 |
| Collaborator Limited | Administrative & support | 1998 |
| Collective Motion Brewing Company Limited | Manufacturing | 2020 |
| Collie Computing Limited | Information & communication | 1996 |
| Collierla Group Limited | Health & social care | 2016 |
| Collision Recovery Centre Ltd | Wholesale & retail | 2025 |
| Colonial Legal Histories Ltd | Professional & scientific | 2025 |
| Colors Trading Ltd | Wholesale & retail | 2026 |
| Colossus AI Ltd | Information & communication | 2020 |
| Colour SPY Ltd | Manufacturing | 2022 |
| Coloured Yarn Ltd | Wholesale & retail | 2024 |
| Colourmaster NIP Limited | Manufacturing | 2014 |
| Colours Creations Limited | Construction | 2019 |
| Colourz Limited | Professional & scientific | 2025 |
| Coltech Ltd | Wholesale & retail | 2022 |
| Combat Challenge Ltd | Arts & recreation | 2015 |
| Comcast Consultancy Ltd | Professional & scientific | 2019 |
| Comfort Air Conditioning Limited | Construction | 2023 |
| Comfort BED Ltd | Manufacturing | 1999 |
| Comfort Cloud Ltd | Manufacturing | 2024 |
| Comfort Homes BFD Ltd | Real estate | 2018 |
| Comfort Line Ltd | Construction | 2024 |
| Comfort Living Ltd | Wholesale & retail | 2016 |
| Comfort Sanctuary Ltd | Health & social care | 2024 |
| Comfortbed Trading Ltd | Wholesale & retail | 2024 |
| Comfortcure Ltd | Wholesale & retail | 2025 |
| Comfortz Limited | Wholesale & retail | 2021 |
| Comfy Floors Ltd | Wholesale & retail | 2014 |
| Comfy Nest Ltd | Real estate | 2023 |
| Commerce Business Systems Limited | Wholesale & retail | 2002 |
| Commerce Court Limited | Extraterritorial | 1992 |
| Commercial Industrial Cleaning Services Ltd | Water & waste | 2024 |
| Commercial Rubber Limited | Wholesale & retail | 2025 |
| Commercial Utility Consultants Limited | Energy | 2009 |
| Commercialz Limited | Real estate | 2023 |
| Common Wealth Theatre | Arts & recreation | 2011 |
| Commonwealth Memorials Foundation Ltd | Education | 2025 |
| Communication Technologies UK Ltd | Construction | 2010 |
| Communicato Limited | Wholesale & retail | 2009 |
| Community Buses Bradford CIC | Other services | 2024 |
| Community Cadets UK Ltd | Education | 2026 |
| Community Learning Hub Ltd | Education | 2024 |
| Community LED Development Initiative C.I.C. | Health & social care | 2017 |
| Community Link Project (Bradford) Ltd | Health & social care | 2024 |
| Community Social Care CIC | Health & social care | 2024 |
| Community Unity (Bradford) Ltd | Arts & recreation | 2011 |
| Comp Consultancy Ltd | Professional & scientific | 2025 |
| Compact Accident Repair Centre Ltd | Wholesale & retail | 2024 |
| Compact Bargains Limited | Wholesale & retail | 2011 |
| Compact Financial Solutions Ltd | Financial services | 2012 |
| Compair Acquisition (NO. 2) Limited | Professional & scientific | 2002 |
| Compair Acquisition Limited | Professional & scientific | 2002 |
| Compair Broomwade Limited | Professional & scientific | 2003 |
| Compair Finance Limited | Professional & scientific | 2002 |
| Compair Holdings Limited | Professional & scientific | 2002 |
| Company C 313 Ltd | Transport & logistics | 2026 |
| Company Couriers Limited | Transport & logistics | 2012 |
| Company Couriers Yorkshire Ltd | Transport & logistics | 2025 |
| Company Services Ltd | Administrative & support | 2024 |
| Company Solutions Limited | Professional & scientific | 2002 |
| Compare Renewables Ltd | Professional & scientific | 2026 |
| Compare the Lawyer Limited | Professional & scientific | 2021 |
| Compass Cleaning Solutions Ltd | Administrative & support | 2012 |
| Compass Scaffolding Solutions Ltd | Construction | 2019 |
| Compass Trading (Yorkshire) Limited | Wholesale & retail | 2016 |
| Compassionatesupportnetwork Ltd | Health & social care | 2026 |
| Compassioncare Joy Ltd | Health & social care | 2023 |
| Compasspropertysolution Ltd | Hospitality | 2025 |
| Compel Services Ltd | Wholesale & retail | 2025 |
| Competencycare Limited | Health & social care | 2015 |
| Competitive Properties Limited | Real estate | 2019 |