| Centurion Blackburn Ltd | Real estate | 2016 |
| Centurion Blast (Holdings) Limited | Financial services | 2019 |
| Centurion Blast Cleaning Limited | Manufacturing | 2005 |
| Centurion Marine Mouldings Limited | Manufacturing | 2016 |
| Centurus Limited | Education | 2011 |
| Century Care Limited | Health & social care | 2008 |
| CER Communications Limited | Professional & scientific | 2005 |
| CER Telecom Limited | Administrative & support | 2007 |
| Cerberus Compliance Limited | Professional & scientific | 2021 |
| Cerebro Consultancy Limited | Health & social care | 2014 |
| Certain Curtain Theatre Company | Education | 2000 |
| Certified Electrical Contractors Limited | Construction | 2024 |
| Certified Halal Foods Ltd | Wholesale & retail | 2019 |
| Certo Group Limited | Financial services | 2019 |
| Certo Properties Limited | Real estate | 2021 |
| Cesavision Ltd | Information & communication | 2008 |
| Cestblanco Ltd | Wholesale & retail | 2025 |
| Cewe School Cheshire Ltd | Education | 2023 |
| Cewe School Wigan Ltd | Education | 2022 |
| Ceylon Coco UK Ltd Ltd | Agriculture & fishing | 2025 |
| Ceylon Hot Kitchen Limited | Wholesale & retail | 2025 |
| CF Flooring Limited | Wholesale & retail | 2024 |
| CF Transport Solutions Limited | Transport & logistics | 2024 |
| Cfinduk Ltd | Wholesale & retail | 2023 |
| CFM Design Limited | Construction | 2018 |
| CFO Holdings Limited | Financial services | 2026 |
| CGA Homes Limited | Construction | 2018 |
| Cgai Ltd | Professional & scientific | 2022 |
| CGF Development Limited | Construction | 2017 |
| CGF Management Company Limited | Households | 2019 |
| CGH Property Investments Limited | Real estate | 2026 |
| Cghbk Ltd | Information & communication | 2019 |
| CGK Plumbing and Heating Ltd | Construction | 2023 |
| CGL Landscaping Contractors Ltd | Construction | 2026 |
| CGS Engineering Solutions Ltd | Professional & scientific | 2015 |
| CH Construction Safety Services Ltd | Construction | 2025 |
| CH Decorators Limited | Construction | 2024 |
| CH Dodding Ltd | Construction | 2026 |
| CH Lettings Ltd | Real estate | 2025 |
| CH Surveying Limited | Professional & scientific | 2020 |
| CH Technical Ltd | Information & communication | 2021 |
| CHA CHA Chai Preston Limited | Hospitality | 2025 |
| Chacha's Indian Street Food Ltd | Hospitality | 2022 |
| Chadwick Grange (Bolton) Management Company Limited | Households | 2002 |
| Chahlv LLP | | 2025 |
| Chai N Ketli Limited | Hospitality | 2025 |
| Chaii Stop Blackburn Ltd | Wholesale & retail | 2024 |
| Chaii Stop NW Ltd | Wholesale & retail | 2023 |
| Chain House Brewing Company Ltd | Manufacturing | 2017 |
| Chain House Commercial Ltd | Real estate | 2026 |
| Chain House Properties Limited | Real estate | 2018 |
| Chaingang Access Welding Ltd | Professional & scientific | 2012 |
| Chaise Lettings Ltd | Real estate | 2021 |
| Chalewolf Limited | Other services | 1980 |
| Challenge Offshore Racing Limited | Transport & logistics | 2019 |
| Chalmers & SON (Opticians) Ltd | Health & social care | 1983 |
| Chamak by Kohl Ltd. | Wholesale & retail | 2017 |
| Chamberlain Developments (North West) Ltd | Construction | 2009 |
| Chambers Investments Limited | Households | 2025 |
| Chambers of Commerce North West Ltd | Other services | 2000 |
| Chameleon Heat Ltd | Construction | 2023 |
| Chameleon Keys Ltd | Hospitality | 2025 |
| Chamox Technology Ltd | Manufacturing | 2020 |
| Champ Chicken Limited | Hospitality | 2018 |
| Chanawala Ltd | Real estate | 2018 |
| Chancery Law (Southport) Limited | Financial services | 2013 |
| Chandler Digital Ltd | Professional & scientific | 2016 |
| Chandler House Financial Limited | Professional & scientific | 2011 |
| Chandler Media Ltd | Information & communication | 2019 |
| Chandos Management Consultants Ltd | Extraterritorial | 2007 |
| Chanelle’Sdeliveries Limited | Transport & logistics | 2025 |
| CHANNEL2LEARNING Limited | Extraterritorial | 2020 |
| Chaology Limited | Wholesale & retail | 2025 |
| Chapanery Properties Limited | Real estate | 2018 |
| Chapel Gardens (Higher Walton) Management Company Limited | Real estate | 2005 |
| Chapel Garth Management Company Limited | Households | 2007 |
| Chapel Hill Commercial Properties LLP | | 2024 |
| Chapel Lane Boat Fitters Limited | Manufacturing | 2025 |
| Chapel Lane Garage Limited | Wholesale & retail | 2003 |
| Chapel Street Freeholders Ltd | Real estate | 2025 |
| Chapel Street Wines Ltd | Wholesale & retail | 2019 |
| Chaplin Electrical Limited | Construction | 2013 |
| Chapter 11 Ltd | Extraterritorial | 2014 |
| CHAPTER3B Ltd | Professional & scientific | 2008 |
| Charcoal Flame Ltd | Hospitality | 2024 |
| Chargeamber Limited | Other services | 2002 |
| Charis Property (Preston) Ltd | Real estate | 2025 |
| Charis the Training Company Ltd | Education | 2018 |
| Charis Ventures Ltd. | Professional & scientific | 2012 |
| Charisma Medical Ltd | Wholesale & retail | 2019 |
| Charisma Tanning & Beauty Limited | Other services | 2009 |
| Charles Campbell Bespoke Tailoring Limited | Wholesale & retail | 2010 |
| Charles Francis & Associates Surveying Ltd | Professional & scientific | 2022 |
| Charles Gall Limited | Information & communication | 2023 |
| Charles Hope Limited | Hospitality | 2023 |
| Charles Parker Bennett & Co Ltd | Real estate | 2013 |
| Charles Xavier Limited | Information & communication | 2024 |
| Charles-Riches & Brayne Group Limited | Professional & scientific | 2024 |
| Charleswright Holdings Limited | Financial services | 2013 |
| Charlie November Limited | Professional & scientific | 2013 |