| Creator Collective Solutions Ltd | Professional & scientific | 2025 |
| Creator Padel Ltd | Arts & recreation | 2025 |
| Creatorcontact Ltd | Information & communication | 2025 |
| Creatrix Limited | Information & communication | 2025 |
| Creature Comforts (Properties) Ltd | Real estate | 2019 |
| Creatures of the Night Comedy Club Ltd | Arts & recreation | 2023 |
| Creatwithmo Limited | Other services | 2023 |
| Crecy Publishing Limited | Information & communication | 1959 |
| Credana Ltd | Financial services | 2025 |
| Credee Ltd | Information & communication | 2024 |
| Credence Investments Ltd | Extraterritorial | 2013 |
| Credible & Liable Construction Limited | Construction | 2025 |
| Credible Content Limited | Information & communication | 2022 |
| Credit and Risk People Ltd | Administrative & support | 2025 |
| Credit Circle Technologies Ltd | Information & communication | 2023 |
| Credit Hire Solutions Ltd | Administrative & support | 2025 |
| Credit Intell Ltd | Administrative & support | 2024 |
| Credit Repair Ltd | Wholesale & retail | 2004 |
| Creditsure Limited | Professional & scientific | 2006 |
| Credostar Development Ltd. | Wholesale & retail | 2014 |
| Creed Medical Group Limited | Other services | 2024 |
| Creedon Health Care Ltd | Health & social care | 2008 |
| Creek Bridge Ltd | Real estate | 2024 |
| Creendam Limited | Financial services | 2017 |
| Creepy Nation Entertainment Limited | Arts & recreation | 2021 |
| Creighton Consulting Ltd | Professional & scientific | 2022 |
| Crel Solutions Limited | Information & communication | 2014 |
| Crema Ice Cream Limited | Manufacturing | 2022 |
| Creme Anglaise Limited | Hospitality | 2019 |
| Cremesao Limited | Wholesale & retail | 2025 |
| Creo Industries Limited | Wholesale & retail | 2022 |
| Crep Candle Ltd. | Manufacturing | 2021 |
| Crep Chief Notify Ltd | Administrative & support | 2019 |
| Crep Movement Ltd | Wholesale & retail | 2021 |
| Crescendoin Ltd | Wholesale & retail | 2026 |
| Crescent Direct Limited | Professional & scientific | 1965 |
| Crescent Drinks Ltd | Manufacturing | 2024 |
| Crescent Halls Limited | Real estate | 2007 |
| Crescent IT Limited | Information & communication | 2018 |
| Crescent Meadow Children's Home Ltd | Health & social care | 2025 |
| Crescent NW Ltd | Health & social care | 2024 |
| Crescent Property Services (Dukinfield) Limited | Real estate | 2000 |
| Crescent Traders (CT) UK Ltd | Construction | 2022 |
| Crescent Traders Limited | Administrative & support | 2019 |
| Crescent Windows (North West) Limited | Construction | 2020 |
| Crescentbeech Ltd | Hospitality | 2021 |
| Crescente Brokers Ltd | Financial services | 2025 |
| Cresco Bidco Ltd | Financial services | 2024 |
| Cresco Midco Ltd | Financial services | 2024 |
| Cresco Topco Ltd | Financial services | 2024 |
| Creso Limited | Professional & scientific | 2014 |
| Cressy's Feeds Limited | Agriculture & fishing | 1999 |
| Cressy's Grains (Holdings) Limited | Financial services | 1945 |
| Cressy's Grains Limited | Agriculture & fishing | 1982 |
| Crest Lawn Limited | Other services | 2020 |
| Crest NGO Limited | Health & social care | 2014 |
| Crest Point for Trading Ltd | Wholesale & retail | 2025 |
| Crest Quality Ltd | Other services | 2016 |
| Crest Scaffolding Ltd | Construction | 1993 |
| CREST5 Recruitment Limited | Administrative & support | 2025 |
| Cresta Engineering Limited | Extraterritorial | 2021 |
| Cresta for Trading Ltd | Wholesale & retail | 2021 |
| Crestbridge Advisory Ltd | Financial services | 2026 |
| Crestbrook Limited | Professional & scientific | 2022 |
| Crestbuild MGT Ltd | Extraterritorial | 2025 |
| Crestbury Limited | Other services | 2024 |
| Crestdale Investments Limited | Extraterritorial | 2024 |
| Crestfield Holdings Limited | Financial services | 2023 |
| Crestfield Management Ltd | Real estate | 2002 |
| Crestfield Online Trading Limited | Wholesale & retail | 2025 |
| Crestgate Holdings Limited | Information & communication | 2025 |
| Crestline Exchange Ltd | Wholesale & retail | 2026 |
| Crestwell Properties Limited | Real estate | 2006 |
| Crestwood Commerce Limited | Wholesale & retail | 2025 |
| Creteform Limited | Construction | 2018 |
| Crevo Solutions Ltd | Professional & scientific | 2025 |
| Crew Mens Wear Ltd | Wholesale & retail | 2006 |
| Crewe Car Wash Co Ltd | Wholesale & retail | 2018 |
| Crewe Car Wash Valeting Ltd | Wholesale & retail | 2022 |
| Crewlo Ltd | Administrative & support | 2025 |
| Crewmcruk Limited | Hospitality | 2026 |
| CRF Ventures Ltd | Financial services | 2025 |
| CRG Clinical Services Limited | Health & social care | 2018 |
| CRG Northwest Ltd | Financial services | 2026 |
| CRIBS2LIFE Ltd | Other services | 2024 |
| Cricare Ltd | Health & social care | 2018 |
| Criccieth Spice Ltd | Hospitality | 2019 |
| Cricket Bidco Limited | Wholesale & retail | 2023 |
| Cricket Point Foundation Ltd | Health & social care | 2024 |
| Crimble Consulting Ltd | Professional & scientific | 2018 |
| Crime Prevention Advisory Services Ltd | Administrative & support | 2026 |
| Crime Scene Experiences and Adventures Ltd | Administrative & support | 2025 |
| Criminal Defence Services Ltd | Professional & scientific | 2011 |
| Crimobookkeepers&Accountants Ltd | Professional & scientific | 2020 |
| Crimson Bridge Ltd | Extraterritorial | 2023 |
| Crimson Edge Consultants Limited | Professional & scientific | 2020 |
| Crimson Edge Technologies Ltd | Information & communication | 2023 |
| Crimson Homes Limited | Construction | 2020 |
| Crimson Ibis Ltd | Information & communication | 2019 |
| Crimson Peak Consultancy Limited | Professional & scientific | 2012 |