| Campbell Property Consultants Limited | Real estate | 2007 |
| Canal Port Services Limited | Transport & logistics | 1998 |
| Canary Serve Limited | Education | 2018 |
| Cantarus Limited | Information & communication | 2003 |
| Cantilever Car Centre Limited | Wholesale & retail | 2003 |
| Cape Project Solutions Ltd | Information & communication | 2003 |
| Capital and General Omnibus Company Limited(The) | Wholesale & retail | 1969 |
| Capital Projects (UK) Limited | Professional & scientific | 2005 |
| Capital Traffic Management & Parking Ltd | Wholesale & retail | 2019 |
| Cappro Limited | Extraterritorial | 2004 |
| Capri House Limited | Administrative & support | 1997 |
| Car and Home Stereo Limited | Wholesale & retail | 1973 |
| Car Gems Ltd | Wholesale & retail | 2021 |
| Caras (UK) Limited | Construction | 2002 |
| Carbon Strategy Ltd. | Professional & scientific | 2007 |
| Carden (Wellington) Ltd | Construction | 2022 |
| Care Needs Limited | Health & social care | 2000 |
| Careways Services Limited | Professional & scientific | 2006 |
| Caron Hull Ltd | Other services | 1999 |
| Carpediem Resources Limited | Real estate | 2023 |
| Carrfield Aviation Ltd | Manufacturing | 2014 |
| Carrley Business Consulting Ltd | Professional & scientific | 2005 |
| Carrmovers Limited | Transport & logistics | 2015 |
| Carrots Trading Company Limited | Wholesale & retail | 1971 |
| Carter Bond Properties LLP | | 2022 |
| Case Consultant Services Limited | Professional & scientific | 2020 |
| Castle House Limited | Real estate | 1988 |
| Cat's Whiskers Media Limited | Information & communication | 1996 |
| Caterbar Limited | Other services | 2018 |
| Catling Consulting Ltd | Professional & scientific | 2022 |
| Catton Hall Shooting Ground Ltd | Arts & recreation | 2007 |
| Causeway Land Company Limited | Real estate | 1990 |
| CBN Limited | Real estate | 1972 |
| CDS Spanish Property Limited | Real estate | 2018 |
| Cdts UK Ltd | Professional & scientific | 1999 |
| Cecil Paul Limited | | 1962 |
| Cedar Interiors Limited | Construction | 2008 |
| Cell:Gibb Limited | Financial services | 2023 |
| Cencode Limited | Professional & scientific | 2003 |
| Centara Ltd | Professional & scientific | 2009 |
| Centegra Ltd | Information & communication | 2002 |
| Centrifugal Pump Services Limited | Wholesale & retail | 1997 |
| Century Electric Company Limited | | 1976 |
| Cestrian Life & Pensions Limited | Financial services | 2004 |
| CH Project Consultants Ltd | Information & communication | 2024 |
| CH1 Chauffeur Services Limited | Transport & logistics | 2007 |
| Chaincourt Limited | Professional & scientific | 1946 |
| Chamberlain Transport (Holdings) Limited | Transport & logistics | 1978 |
| Channel Islands Composite Decking Ltd | Manufacturing | 2007 |
| Chapman Street Videos Limited | | 1987 |
| Charles Braddock (Cars) Limited | Wholesale & retail | 1958 |
| Charles Fildes and Company Limited | Wholesale & retail | 1945 |
| Charlotte Street Estates Limited | Real estate | 1999 |
| Chartrange (Investments) Limited | Construction | 1996 |
| Chartrange (Plant Hire) Limited | Construction | 1993 |
| Chartrange (Quarry Products) Limited | Mining & quarrying | 1996 |
| Chartrange Central Limited | Real estate | 2016 |
| Chartrange Limited | Construction | 1985 |
| Chas Hardern Boats Limited | Transport & logistics | 2005 |
| Chas. Richardson & Sons Limited | Wholesale & retail | 1953 |
| Chase International (Contract Services) Ltd | Wholesale & retail | 2005 |
| Chase Walford Communications Limited | Information & communication | 2009 |
| Chatsworth Property Co. Limited | Real estate | 1988 |
| Chatwins Limited | Extraterritorial | 1998 |
| Chauden Limited | Health & social care | 1997 |
| CHC Solutions Ltd | Health & social care | 2019 |
| Cheadle Accountancy Services Limited | Professional & scientific | 2002 |
| Cheadle Hulme Conservative Club Limited | Real estate | 1949 |
| Cheadle Motor Body Builders and Repairers Limited | Wholesale & retail | 1965 |
| Check-In Systems Limited | Information & communication | 1993 |
| Cheetham Hall Limited | Administrative & support | 2006 |
| Chemical Pipeline Supplies Ltd | Administrative & support | 1999 |
| Chemoil (Plant Services) Limited | | 1964 |
| Chemovet Limited | Professional & scientific | 2020 |
| Chemtank Limited | Professional & scientific | 2005 |
| Chesford Grange Estates LLP | | 2004 |
| Cheshire and District Property Company Ltd | Real estate | 1954 |
| Cheshire and Warrington Carers Centre | Health & social care | 2001 |
| Cheshire Bathroom Fitters Ltd | Construction | 2002 |
| Cheshire Cat Construction Limited | Construction | 2008 |
| Cheshire Creative Ltd | Arts & recreation | 2009 |
| Cheshire Deaf Society | Health & social care | 1977 |
| Cheshire Electric Bikes & Scooter Ltd | Wholesale & retail | 2025 |
| Cheshire Fire Engineering Limited | Professional & scientific | 1919 |
| Cheshire FM Limited | Information & communication | 2004 |
| Cheshire GAS Services Limited | Construction | 2005 |
| Cheshire Green Limited | Professional & scientific | 1996 |
| Cheshire GUN Room Limited | Wholesale & retail | 2004 |
| Cheshire Hunt Properties Limited | Real estate | 1963 |
| Cheshire Kitchens Limited | Wholesale & retail | 1976 |
| Cheshire Narrowboats Limited | Manufacturing | 2002 |
| Cheshire Oilfield Supplies Co. Limited | Professional & scientific | 2004 |
| Cheshire Plastering Contractors Limited | Construction | 2003 |
| Cheshire Project Services Limited | Professional & scientific | 1995 |
| Cheshire Riding School Limited | Arts & recreation | 1987 |
| Cheshire Services U.K. Limited | Real estate | 1978 |
| Cheshire Traditional Contracting Company Limited | Wholesale & retail | 1991 |
| Cheshire Unit Facilities Management Ltd | Wholesale & retail | 2005 |
| Cheshire Wealth Management Ltd. | Financial services | 2005 |
| Cheshire Wellness Limited | Extraterritorial | 2007 |