| Ccl-Forensics Limited | Information & communication | 2004 |
| CCR Property Ltd | Real estate | 2025 |
| Cdev Solutions Limited | Professional & scientific | 2025 |
| Cedar Grange (Stratford-Upon-Avon) Management Company Limited | Households | 2003 |
| Cedars Management Company (Leamington Spa) Limited(The) | Households | 1986 |
| Celixir Limited | Professional & scientific | 2016 |
| Cell Therapy Limited | Professional & scientific | 2009 |
| Central Pet Wholesale Limited | Wholesale & retail | 2025 |
| Centre Senses Ltd | Wholesale & retail | 2023 |
| Centro (Holdings) Limited | Construction | 2012 |
| Cerbera Property Limited | Professional & scientific | 2016 |
| Cezar P Pipework Ltd | Energy | 2016 |
| CFA Global Holdings Limited | Financial services | 2022 |
| CFC Retail Limited | Wholesale & retail | 2021 |
| CFF59 Limited | Arts & recreation | 2016 |
| Cfqs Limited | Construction | 2014 |
| CGN Plumbing & Heating Services Ltd | Manufacturing | 2002 |
| Chaintegrity Limited | Financial services | 2025 |
| Chalford Digital Group Ltd | Other services | 2012 |
| Chalford Four Ltd | Real estate | 2024 |
| Chalford Holdings Limited | Financial services | 2020 |
| Chalford Wellbeing Limited | Agriculture & fishing | 2020 |
| Chand Management Ltd | Professional & scientific | 2019 |
| Change That Works Ltd | Professional & scientific | 2003 |
| Channel Core Finance Ltd | Financial services | 2026 |
| Channel Core Solutions Ltd | Information & communication | 2007 |
| Chaoyang Tradingh Ltd | Wholesale & retail | 2025 |
| Charlecote Homes Limited | Construction | 2025 |
| Charles Court Residents Limited | Other services | 2001 |
| Charlett Properties Ltd | Real estate | 2021 |
| Charlie Poste Bloodstock Ltd. | Agriculture & fishing | 2012 |
| Charlie the Brave TV Ltd | Information & communication | 2023 |
| Charlotte Russell Developments Limited | Construction | 2023 |
| Charters Private Wealth Limited | Financial services | 2016 |
| Chase Commercial (Gloucester) Limited | Construction | 2015 |
| Chase Midland Estates Limited | Construction | 2003 |
| Cheer World Limited | Wholesale & retail | 2021 |
| Chemical Code Limited | Professional & scientific | 2003 |
| Chemiculture Holdings Limited | Financial services | 2019 |
| Chemiculture Limited | Agriculture & fishing | 1980 |
| Chenglihua Limited | Financial services | 2024 |
| Cherry Catering Ltd | Hospitality | 2020 |
| Cherrytrees Consulting & Coaching Ltd | Professional & scientific | 2025 |
| CHI Technology Ltd | Information & communication | 2008 |
| Chico Games Ltd | Information & communication | 2021 |
| Chinn Wholesale Limited | Wholesale & retail | 2014 |
| Chip Shed Stratford Limited | Hospitality | 2021 |
| Choosegum Limited | Manufacturing | 2023 |
| Chordell Systems Limited | Information & communication | 2005 |
| Chrc Limited | Real estate | 2025 |
| Chris Bacon Limited | Administrative & support | 2018 |
| Chris Houlton Consulting Limited | Wholesale & retail | 2018 |
| Christian Discipleship Ltd | Information & communication | 2020 |
| Christmas Ice Rinks Limited | Arts & recreation | 2010 |
| Christopher Poel Limited | Wholesale & retail | 2010 |
| Chunks Burger Shack Ltd | Hospitality | 2023 |
| Church Farm Estate (Shottery) Limited | Agriculture & fishing | 2008 |
| Church Street Executive Coaching Ltd | Administrative & support | 2024 |
| Church Street Training Trading AS EMS on the Avon Ltd | Arts & recreation | 2026 |
| Circuit Technology Global Sourcing Limited | Wholesale & retail | 2010 |
| Cirrus Accounting Limited | Professional & scientific | 2013 |
| City and Coastal Homes Limited | Real estate | 2007 |
| Cjgb Retail Ltd | Wholesale & retail | 2021 |
| CJH of Shottery Ltd | Transport & logistics | 2011 |
| Cjht Design Ltd | Information & communication | 2019 |
| CJUK2019 Ltd | Agriculture & fishing | 2019 |
| CK Cleaning & Maintenance Ltd | Administrative & support | 2011 |
| Clark Drainage Services Limited | Professional & scientific | 2012 |
| Clarke Asset Management Limited | Professional & scientific | 2022 |
| Classic Rock Network Limited | Information & communication | 2016 |
| Claude Drylining Ltd | Construction | 2015 |
| Claydons Stud Farm Ltd | Agriculture & fishing | 2024 |
| Cleanglove Ltd | Administrative & support | 2024 |
| Clear Margin Consultants Limited | Health & social care | 2016 |
| Clear Nest Clearance Limited | Administrative & support | 2026 |
| Clearmeda Ltd | Other services | 2025 |
| Cleaver & Sons Ltd | Real estate | 2022 |
| Cleaver Holdings Limited | Extraterritorial | 2017 |
| Clews Landscape Architecture Limited | Professional & scientific | 2011 |
| Clifford Park Associates Limited | Real estate | 2016 |
| Climate Consulting Limited | Administrative & support | 2021 |
| Clinic Connect Services Limited | Administrative & support | 2020 |
| Clive Court Management Company Limited | Households | 1988 |
| Clive Dixon Electrical Installations Limited | Construction | 2006 |
| Clockwork Consulting Limited | Information & communication | 2004 |
| Clopton Bridge Consulting Limited | Professional & scientific | 2015 |
| Clopton Mews Management Company Limited | Households | 2007 |
| Cloudscape Media Limited | Professional & scientific | 2009 |
| Clover Bars Ltd | Hospitality | 2025 |
| Clozemore Limited | Professional & scientific | 2019 |
| CLS Events Ltd | Administrative & support | 2023 |
| Clydesdale Court Management Co. Limited | Households | 1988 |
| CM Group (Stratford) Limited | Real estate | 2018 |
| CMP Limited | Construction | 1998 |
| CMP Property Developments Limited | Construction | 1994 |
| Coach Rentals Limited | Financial services | 2003 |
| Coaching Pool Limited | Education | 2002 |
| Cobalt Developments Limited | Construction | 2016 |
| Cobnobs Ltd | Hospitality | 2019 |
| Cobra Optics Limited | Extraterritorial | 2000 |