| Charlie and Johnny's Limited | Manufacturing | 2024 |
| Charter Court Management Association Limited | Extraterritorial | 1989 |
| Chartwell (Derby) Limited | Wholesale & retail | 1966 |
| Chartwell Noble Limited | Real estate | 2023 |
| Chase Fabrications Ltd | Manufacturing | 2019 |
| Chase Media Solutions Limited | Professional & scientific | 2005 |
| Chatmor Associates Limited | Education | 2007 |
| CHB MGT Ltd | Professional & scientific | 2023 |
| Checketts Court Management Company Limited | Households | 2010 |
| Cheltenham Weightlifting Club Limited | Arts & recreation | 2013 |
| Chequered Pubs Ltd | Hospitality | 2025 |
| Cherry Grove (Martley) Management Company Limited | Households | 2016 |
| Cherry Orchard Cars Ltd | Wholesale & retail | 2025 |
| Cherrymark Design Limited | Professional & scientific | 2005 |
| Chesters Restaurant Ltd | Hospitality | 2012 |
| Chestnut Infrastructure Ltd | Information & communication | 2021 |
| CHF Distribution (T&C Langston Logistics) Ltd | Transport & logistics | 2017 |
| Chick' OUT Ltd | Hospitality | 2025 |
| Chieffo Group Ltd | Financial services | 2023 |
| Chieffo Holdings Ltd | Financial services | 2023 |
| Chieffo Projects Ltd | Financial services | 2025 |
| Chilberry Ltd | Information & communication | 2025 |
| Children Always First Holdco Limited | Financial services | 2025 |
| Children Always First Limited | Health & social care | 2012 |
| Chill Your Beans Ltd | Wholesale & retail | 2018 |
| Chilled Cooling Technologies Ltd. | Professional & scientific | 2020 |
| Chilli Pepper Enterprises Limited | Wholesale & retail | 2022 |
| Chim DOO Ltd. | Hospitality | 2019 |
| Chingers Ltd | Wholesale & retail | 2011 |
| Chippenham Accident Repair Centre Limited | Wholesale & retail | 1994 |
| Chipvelvet Limited | Arts & recreation | 1989 |
| Chirea Ltd | Transport & logistics | 2024 |
| Chivateir Ltd | Health & social care | 2023 |
| Chola Cafe Ltd | Wholesale & retail | 2025 |
| Choudhary Medical Services Ltd | Health & social care | 2022 |
| CHP Project Technical Services Limited | Professional & scientific | 2016 |
| Chris Ayshford ENT Limited | Health & social care | 2010 |
| Chris Eaves Associates Ltd | Manufacturing | 2019 |
| Chris Gale Holdings Limited | Financial services | 2026 |
| Chris Guillaume Advisory Limited | Professional & scientific | 2019 |
| Chris Hezlett Ltd | Energy | 2013 |
| Chris Hood - Film & Photo Limited | Professional & scientific | 2022 |
| Chris Hulland Associates Limited | Professional & scientific | 2006 |
| Chris Jones Leisure Limited | Wholesale & retail | 2008 |
| Chris Marshall Limited | Wholesale & retail | 2011 |
| Chris Morris Holdings Limited | Financial services | 2017 |
| Chris Pinches Accountancy Limited | Professional & scientific | 2011 |
| Chris Terry Cars Limited | Wholesale & retail | 2002 |
| Christian Alexander Recruitment Limited | Administrative & support | 1998 |
| Christinapilates Ltd | Arts & recreation | 2026 |
| Christopher Whitehead Language College | Education | 2011 |
| Chroberka Properties Limited | Real estate | 2014 |
| Chroma Finishes Ltd | Construction | 2014 |
| Chrome Resources Ltd | Other services | 2019 |
| Chrysalis Business Support Limited | Professional & scientific | 2011 |
| Chrysalis London | Arts & recreation | 2014 |
| Chubba NAZ Ltd | Real estate | 2022 |
| Church Close Defford Management Company Limited | Households | 2019 |
| Church Farm Barns Limited | Water & waste | 2000 |
| Churchend Management Limited | Administrative & support | 2006 |
| Churchill Pallet Supplies Ltd | Wholesale & retail | 2025 |
| Churchill Property Restoration Limited | Construction | 2011 |
| Ciem UK Ltd | Extraterritorial | 2019 |
| CIM Employment Services Limited | Administrative & support | 1993 |
| CIM Management Limited | Administrative & support | 2006 |
| Cine-Services Limited | Information & communication | 1983 |
| Cinergy Ltd | Manufacturing | 2025 |
| Circadian Finance Limited | Professional & scientific | 2008 |
| Circle of Swords Ltd | Arts & recreation | 2016 |
| CIS Secure Limited | Administrative & support | 2009 |
| CIS369 Ltd | Construction | 2025 |
| Citadel West Limited | Information & communication | 2026 |
| Citizenearth Internet Limited | Information & communication | 1999 |
| Citizens Advice Worcester and Herefordshire | Health & social care | 2009 |
| City Church Worcester | Other services | 2012 |
| City Golf Ltd | Arts & recreation | 2026 |
| City Hydraulics Ltd | Manufacturing | 2006 |
| City Installations Ltd | Construction | 2020 |
| City Motors (Rentals) Limited | Administrative & support | 2021 |
| City Motors (Worcester) Limited | Wholesale & retail | 2021 |
| City Scaffold Services (Midlands) Limited | Administrative & support | 1999 |
| City Signs Signage and Display Ltd | Manufacturing | 2015 |
| City Taxis & Cars Worcester Ltd | Transport & logistics | 2024 |
| City Tyre's (UK) Limited | Wholesale & retail | 2014 |
| Cityscape Paint & Decor Ltd | Construction | 2025 |
| Ciuba Ltd | Transport & logistics | 2017 |
| Civil Consulting Ltd | Professional & scientific | 2010 |
| Cj's Light Haulage Limited | Transport & logistics | 2018 |
| CJC Vans Limited | Manufacturing | 2025 |
| Cjcg Limited | Administrative & support | 2025 |
| CJR Sports Ltd | Arts & recreation | 2025 |
| CJS Property Investments Limited | Real estate | 2018 |
| CJW123 Ltd. | Other services | 2004 |
| CKJ Limited | Information & communication | 2009 |
| CL8ON Mexican Limited | Financial services | 2024 |
| CLA Consultancy Limited | Information & communication | 2008 |
| CLA Group Limited | Administrative & support | 2020 |
| Claines Consulting Limited | Information & communication | 2019 |
| Claines Properties Ltd | Administrative & support | 2017 |
| Claire Brown Equine Veterinary Acupuncture Services Ltd | Professional & scientific | 2025 |