| Coppermcr Limited | Other services | 2024 |
| Coppice Capital Limited | Financial services | 2026 |
| Coppice Childrens Home Ltd | Health & social care | 2024 |
| Coppice Estates Limited | Real estate | 2018 |
| Coppin Medical Services Ltd | Health & social care | 2007 |
| Copsewood Management Company Limited | Households | 2015 |
| Copsterhill Limited | Other services | 2018 |
| Copy for Less Ltd | Administrative & support | 2017 |
| Copyprintsolutions Ltd | Manufacturing | 2016 |
| Cora IHT Limited | Construction | 2016 |
| Cora Management Ltd | Administrative & support | 2019 |
| Corab Construction Limited | Other services | 2024 |
| Coradex Limited | Extraterritorial | 2021 |
| Corah Properties Limited | Real estate | 2020 |
| Coral Cliff Consulting Pros Ltd | Extraterritorial | 2026 |
| Coral Fashion Limited | Wholesale & retail | 2025 |
| Coral Leisure Ltd | Real estate | 2024 |
| Coral Products PLC | Administrative & support | 1989 |
| Coral Property Ltd | Real estate | 2019 |
| Coral Reef Business Hub Ltd | Extraterritorial | 2026 |
| Coralcrest Limited | Real estate | 2014 |
| Coraldawn Limited | Real estate | 2026 |
| Coraltide Ltd | Wholesale & retail | 2025 |
| Coraluxe Hair Ltd | Wholesale & retail | 2024 |
| Corazene Limited | Health & social care | 2026 |
| Corban Consulting Ltd | Professional & scientific | 2020 |
| Corbelo Property Group Ltd | Construction | 2019 |
| Corbiek Holdings | Professional & scientific | 2018 |
| Corby Tyre Company CTC Ltd | Wholesale & retail | 2024 |
| Corcoran Consulting Ltd | Professional & scientific | 2025 |
| Corculum Limited | Health & social care | 2019 |
| Cord Trading Group PVT Ltd | Wholesale & retail | 2024 |
| Cordelia Peel Limited | Health & social care | 2014 |
| Cordovan Acquisitions III Limited | Financial services | 2025 |
| Cordwell Holdings Limited | Real estate | 2016 |
| Core 30 Ltd | Arts & recreation | 2014 |
| Core Blix Ltd | Wholesale & retail | 2017 |
| Core BPC Ltd | Professional & scientific | 2025 |
| Core Building Merchants Ltd | Wholesale & retail | 2025 |
| Core Business Solutions Limited | Professional & scientific | 2009 |
| Core Business Technologies Ltd | Information & communication | 2023 |
| Core Capability Consult Ltd | Information & communication | 2026 |
| Core China Ltd | Extraterritorial | 2021 |
| Core City Stays Ltd | Hospitality | 2026 |
| Core Comms Ltd | Administrative & support | 2019 |
| Core Corp Holdings Ltd | Administrative & support | 2023 |
| Core Couriers Limited | Transport & logistics | 2009 |
| Core Dynamics Intelligence Ltd | Information & communication | 2026 |
| Core Fashion Ltd | Wholesale & retail | 2026 |
| Core Five Coaching Ltd | Other services | 2024 |
| Core for International Services Limited | Extraterritorial | 2026 |
| Core Graphic Solutions Limited | Other services | 2020 |
| Core Group North West Ltd | Construction | 2022 |
| Core Health Limited | Information & communication | 2010 |
| Core Holes Limited | Other services | 2026 |
| Core HR Consultants Limited | Administrative & support | 2026 |
| Core Logistics Solutions Ltd | Wholesale & retail | 2025 |
| Core Marketing Limited | Professional & scientific | 2025 |
| Core Metal Technology Ltd | Manufacturing | 2025 |
| Core Outcome Solutions Limited | Information & communication | 2012 |
| Core PM Consulting Limited | Information & communication | 2024 |
| Core Precision Limited | Professional & scientific | 2016 |
| Core Properties & Investment Group Limited | Real estate | 2019 |
| Core Rail Consultancy Limited | Professional & scientific | 2025 |
| Core Scaffolding Solutions Ltd | Construction | 2025 |
| Core Security and Response Ltd | Administrative & support | 2024 |
| Core Service Consulting Ltd | Wholesale & retail | 2025 |
| Core Shoes Ltd | Wholesale & retail | 2013 |
| Core Talent Engineering & Manufacturing Ltd | Professional & scientific | 2011 |
| Core Talent Recruitment Limited | Administrative & support | 2006 |
| Core Tech Properties Ltd | Real estate | 2021 |
| Core Technology Trading Company Ltd | Wholesale & retail | 2022 |
| Core Trading PVT Ltd | Wholesale & retail | 2023 |
| Core Value Property Management Ltd | Extraterritorial | 2026 |
| Corealis AI Ltd | Information & communication | 2026 |
| Coreapps Ltd | Information & communication | 2026 |
| Corebridge Recruitment Ltd | Administrative & support | 2025 |
| Coreconnex Ltd | Construction | 2025 |
| Coredefence Ltd | Administrative & support | 2025 |
| Coreedge Ltd | Wholesale & retail | 2025 |
| Corefabs Ltd | Construction | 2013 |
| Corefield Solutions Ltd | Construction | 2025 |
| Corefix Construction Ltd | Construction | 2026 |
| Coreglobal for International Services Limited | Extraterritorial | 2026 |
| Coreglobal for International Trading & Services Limited | Extraterritorial | 2026 |
| Corekind Ltd | Health & social care | 2025 |
| Corelain Ltd | Professional & scientific | 2022 |
| Coreline Engineering Solutions Limited | Information & communication | 2021 |
| Coreline Fibre Limited | Information & communication | 2021 |
| Coreline Group Limited | Information & communication | 2021 |
| Corelink Transport Limited | Transport & logistics | 2026 |
| Corelya Nexiron Systems Ltd | Extraterritorial | 2026 |
| Corelyn for International Services Limited | Extraterritorial | 2026 |
| Coremarket Limited | Wholesale & retail | 2025 |
| Corenz Limited | Wholesale & retail | 2025 |
| Coresight Labs Ltd | Information & communication | 2025 |
| Corespace Developments Ltd | Real estate | 2025 |
| Corestay Group Ltd | Hospitality | 2026 |
| Corestons Limited | Wholesale & retail | 2026 |
| Corestruct Ltd | Construction | 2026 |