| Covest Homes Limited | Extraterritorial | 2012 |
| Covest Limited | Professional & scientific | 2013 |
| Cowabunga Films Ltd | Information & communication | 2019 |
| Cowan CAD Services Ltd | Wholesale & retail | 2008 |
| Coweb Ltd | Administrative & support | 2019 |
| Cowell Builders Limited | Construction | 2016 |
| Cowper Media Limited | Information & communication | 2007 |
| COX Chauffeur Services Ltd | Transport & logistics | 2024 |
| COX Events Ltd | Hospitality | 2016 |
| COX Freeman Limited | Professional & scientific | 2004 |
| COX Nottingham (Holdings) Limited | Financial services | 2024 |
| COX Nottingham Limited | Wholesale & retail | 2023 |
| Coxhead Allen Services Limited | Transport & logistics | 2013 |
| Coxmoore Developments Ltd | Construction | 2021 |
| Coxmoore Estates Limited | Construction | 2014 |
| Coxmoore Properties II Ltd | Real estate | 2021 |
| Coxmoore Properties Ltd | Real estate | 2016 |
| Coxwear (UK) Limited | Manufacturing | 2002 |
| Coylenergy Ltd | Professional & scientific | 2024 |
| Cozy Cleanz Ltd | Administrative & support | 2026 |
| Cozy Haus Limited | Real estate | 2023 |
| Cozyhome Lettings Ltd | Real estate | 2018 |
| CP Consulting International Limited | Professional & scientific | 2017 |
| CP Developments (Nottingham) Ltd | Construction | 2019 |
| CP Lettings (Nottingham) Limited | Real estate | 2023 |
| CP Nottingham Limited | Hospitality | 2019 |
| CP Paving&Driveways Ltd | Construction | 2023 |
| CP Properties (Nottingham) Ltd | Real estate | 2020 |
| CP Property Advisors Limited | Financial services | 2017 |
| CP Property Associates Limited | Real estate | 2021 |
| CP Remapping Ltd | Wholesale & retail | 2026 |
| CP Scaffolding and Roofing Services Ltd | Construction | 2025 |
| CP Services INT Ltd | Wholesale & retail | 2025 |
| CP Wholesale Limited | Wholesale & retail | 2023 |
| CPA Surveyors Limited | Professional & scientific | 2012 |
| CPB Investments Limited | Real estate | 2021 |
| CPB Joinery Limited | Construction | 2017 |
| CPB Law Limited | Professional & scientific | 2018 |
| CPC Rigging Services Limited | Information & communication | 2021 |
| CPD Growth Limited | Professional & scientific | 2025 |
| CPF Management Ltd | Wholesale & retail | 2025 |
| CPF Wholesale Ltd | Wholesale & retail | 2024 |
| Cpgb Ltd | Wholesale & retail | 2021 |
| Cphc Limited | Information & communication | 2001 |
| CPJ Project Services Limited | Construction | 2017 |
| CPK Engineering Limited | Administrative & support | 2014 |
| CPL Pro Ltd | Professional & scientific | 2020 |
| CPM Maintenance Limited | Construction | 2016 |
| Cpmg Architects Limited | Professional & scientific | 1982 |
| Cpmg Holdings Limited | Professional & scientific | 2008 |
| CPP Estates Ltd | Real estate | 2024 |
| CPS IT Limited | Information & communication | 2025 |
| Cpsl Nottingham Limited | Real estate | 2025 |
| CPT H Studio Ltd | Wholesale & retail | 2024 |
| CQ Property Limited | Real estate | 2026 |
| Cquinns Property Ltd | Real estate | 2022 |
| CR Exports Limited | Wholesale & retail | 2018 |
| CR Land and Buildings Limited | Real estate | 2017 |
| CR Plant Training Limited | Manufacturing | 2025 |
| CR Tax Limited | Professional & scientific | 2019 |
| Crack'D by SAT Bains Ltd | Extraterritorial | 2012 |
| Crackerjack People Development Ltd | Professional & scientific | 2009 |
| Crackerjack Projects Ltd | Administrative & support | 2024 |
| Cradan Electrical Limited | Construction | 2005 |
| Craenhals Ltd | Professional & scientific | 2014 |
| Craft and Cuts Gents Ltd | Other services | 2023 |
| Craft Beer Nottingham Ltd | Administrative & support | 2019 |
| Crafted Investments Limited | Extraterritorial | 2014 |
| Crafted Steel Studio Ltd | Wholesale & retail | 2024 |
| Craftly Ltd | Wholesale & retail | 2020 |
| Craftstone Enterprise Ltd | Wholesale & retail | 2025 |
| Crafty Beam Works Ltd | Manufacturing | 2024 |
| Crafty Lights Limited | Manufacturing | 2023 |
| Crafty Sparrow Limited | Other services | 2012 |
| Crafty Warehouse Ltd | Wholesale & retail | 2018 |
| Cragency Ltd | Professional & scientific | 2022 |
| Cragsrose Limited | Health & social care | 2007 |
| Craig Buchanan Logistics Consulting Ltd | Transport & logistics | 2024 |
| Craig Killelay Site Surveying Limited | Professional & scientific | 2017 |
| Craig Williams Maintenance Limited | Construction | 2023 |
| Craigshower Limited | Wholesale & retail | 1976 |
| Cralan Ltd | Administrative & support | 2017 |
| Cramar Accountants Limited | Other services | 2018 |
| Cramar Limited | Professional & scientific | 2001 |
| Cranbrook Street Limited | Real estate | 2017 |
| Cranbrook Suites Ltd | Real estate | 2019 |
| Cranes & Spares Limited | Wholesale & retail | 1999 |
| Crank Studios Limited | Arts & recreation | 2022 |
| Cranmer Arms Aslockton Limited | Hospitality | 2014 |
| Crantock Trading Ltd | Hospitality | 2023 |
| Crash Line (Nottingham) Limited | Transport & logistics | 1999 |
| Craske Building Limited | Wholesale & retail | 1935 |
| Crassus Consultancy Limited | Professional & scientific | 2015 |
| Crater Bidco Limited | Financial services | 2020 |
| Crater Topco Limited | Financial services | 2020 |
| Crave Burger Limited | Hospitality | 2026 |
| Crave Zone Ltd | Hospitality | 2026 |
| Craven Construction Ltd | Construction | 2024 |
| Craven James Developments Limited | Construction | 2018 |
| Cravix Lounge Ltd | Hospitality | 2025 |