| Cavendish Crescent Limited | Financial services | 2008 |
| Cavendish Crescent South RTM Company Limited | Households | 2006 |
| Cavendish Flats (Freehold) Limited | Households | 2025 |
| Cavendish Lettings Limited | Administrative & support | 2006 |
| Cavendish OUT of School Club Limited | Education | 2014 |
| Cavendish Place (Nottingham) Limited | Households | 1996 |
| Cavendish Property Holdings Limited | Real estate | 2015 |
| Cavendish Systems Limited | Information & communication | 2009 |
| Cavendishporscha Limited | Wholesale & retail | 2012 |
| Cawbourn Limited | Administrative & support | 1989 |
| Caybooks Ltd | Wholesale & retail | 2025 |
| Cayman and UK Holdings Ltd | Real estate | 2025 |
| CAZ Nahman Limited | Health & social care | 2021 |
| CAZ Property Ltd | Real estate | 2024 |
| Cazana Limited | Administrative & support | 2015 |
| Cazzalaranda Ltd | Administrative & support | 2025 |
| CB 1959 Limited | Financial services | 2024 |
| CB Carpets & Blinds Ltd | Construction | 2016 |
| CB Erdington Investment Management Ltd | Households | 2024 |
| CB Lets Ltd | Real estate | 2023 |
| CB Tutoring Ltd | Education | 2026 |
| Cb-T Property Services Limited | Real estate | 2016 |
| CBA Property Limited | Real estate | 2020 |
| CBB Clifton Bidding Bargain Page "Smiles on Faces" Community Interest Company | Administrative & support | 2023 |
| Cbcb Ltd | Professional & scientific | 2016 |
| Cbdhealthcare Ltd | Manufacturing | 2018 |
| Cbdsr Properties & Sons Ltd | Real estate | 2023 |
| Cbgb Solutions Ltd | Professional & scientific | 2016 |
| Cbjs Sales Limited | Wholesale & retail | 2023 |
| CBM Midlands Ltd | Information & communication | 2024 |
| Cbns Enterprise Limited | Wholesale & retail | 2025 |
| CBP Architects Limited | Professional & scientific | 2003 |
| CBP Management Company Limited | Real estate | 2006 |
| Cbrp Limited | Professional & scientific | 1997 |
| CBS (Nottingham) Ltd | Professional & scientific | 2007 |
| CBS Couriers Limited | Transport & logistics | 2002 |
| Cbselected Ltd | Real estate | 2025 |
| Cbsg Homes Ltd | Extraterritorial | 2024 |
| CBT Property Limited | Construction | 2023 |
| CBT TED Ltd | Education | 2022 |
| Cbtdd Holdings Limited | Financial services | 2023 |
| CC Aesthetics and Beauty Ltd | Other services | 2025 |
| CC Crown Nottingham Limited | Construction | 2020 |
| CC Developments and Management Limited | Construction | 2026 |
| CC Georgescu Ltd | Professional & scientific | 2017 |
| CC Properties (Nottingham) Ltd | Real estate | 2020 |
| CC Property Repairs Limited | Construction | 2026 |
| CC Pumping (UK) Limited | Manufacturing | 2005 |
| CC Rail Services Ltd | Professional & scientific | 2013 |
| CC Retail Trading Limited | Hospitality | 2024 |
| CC the Laurels Ltd | Health & social care | 2017 |
| CC Trade Sales Ltd | Administrative & support | 2025 |
| Ccde Limited | Real estate | 2023 |
| Ccem Limited | Professional & scientific | 2007 |
| CCH Associates Limited | Construction | 2008 |
| Cchauntry Ltd | Other services | 2022 |
| CCK Holdco Ltd | Financial services | 2020 |
| CCK33 Production Ltd | Manufacturing | 2018 |
| Ccli Limited | Manufacturing | 2004 |
| CCM Consultation Ltd | Professional & scientific | 2022 |
| CCM Group Ltd | Administrative & support | 1997 |
| CCM Homes Ltd | Real estate | 2024 |
| Ccmg Ltd | Real estate | 2010 |
| CCN UK 2005 Limited | Financial services | 2005 |
| CCN UK Unlimited | Financial services | 2001 |
| CCP Logistics Ltd | Transport & logistics | 2026 |
| Ccpa Management Limited | Real estate | 2025 |
| CCS Advisory Ltd | Professional & scientific | 2022 |
| CCS Property Holdings Limited | Real estate | 2024 |
| Ccsn Ltd | Administrative & support | 2025 |
| CCT Lighting (UK) Limited | Manufacturing | 2004 |
| CCU (Holdings) Limited | Financial services | 2014 |
| Ccwalker Group Ltd | Professional & scientific | 2025 |
| CCY Services Limited | Construction | 2015 |
| CD Chiswick Ltd | Professional & scientific | 2018 |
| CD Clinic Limited | Health & social care | 2026 |
| CD Holmes Ltd | Real estate | 2023 |
| CD Mortgages Ltd | Financial services | 2024 |
| CD Plumbing & Heating Ltd | Construction | 2023 |
| CDA Property Developments Limited | Real estate | 2021 |
| CDF Estates Limited | Real estate | 2006 |
| CDF Ventures Investments Limited | Real estate | 2025 |
| CDH Nottm Limited | Real estate | 2022 |
| CDI Collective. CIC | Education | 2025 |
| CDJ Couriers Ltd | Transport & logistics | 2023 |
| CDL (Nottm) Ltd | Transport & logistics | 2019 |
| CDL Beauty Group Ltd | Wholesale & retail | 2024 |
| CDM Electrical (Nottm) Ltd | Construction | 2013 |
| CDM Nottingham Limited | Water & waste | 2009 |
| Cdmpropertycompany Ltd | Real estate | 2026 |
| Cdns Construction Limited | Construction | 2026 |
| CDO Property Investments Limited | Construction | 2019 |
| Cdos Properties Ltd | Real estate | 2024 |
| Cdr-Ntx Limited | Administrative & support | 2017 |
| Cdrjoinery Ltd | Construction | 2019 |
| Cdrtech Ltd | Wholesale & retail | 2024 |
| CDS Group Ltd | Transport & logistics | 2015 |
| CDS Logistics (Nottingham) Ltd | Transport & logistics | 2019 |
| Cdunbar Consulting Ltd | Professional & scientific | 2025 |
| CE Security Limited | Administrative & support | 2004 |