| Cctv Guard Ltd | Information & communication | 2024 |
| Celebration Cuisine Limited | Wholesale & retail | 2024 |
| Cell Care Solution Ltd | Wholesale & retail | 2022 |
| Cellchem UK Limited | Wholesale & retail | 2018 |
| Celogic Solutions Ltd | Professional & scientific | 2025 |
| Celtech Engineering Services Ltd | Professional & scientific | 2026 |
| Centaline Properties Ltd | Real estate | 2022 |
| Century Accountants Ltd | Professional & scientific | 2025 |
| Ceres Enterprise Limited | Construction | 2005 |
| Cerrf Limited | Information & communication | 2025 |
| Certified GAS Engineering Ltd | Extraterritorial | 2023 |
| Ceylonska Tours (PVT) Ltd | Administrative & support | 2025 |
| Cezar A/3 Ltd | Construction | 2018 |
| Cfbusiness Ltd | Transport & logistics | 2019 |
| CFD Quality Services Limited | Wholesale & retail | 2019 |
| CGR Housing Limited | Real estate | 2024 |
| CH88TWALA Ltd | Hospitality | 2024 |
| Chaahat UK Limited | Wholesale & retail | 2017 |
| Chaat Bhandar UK Limited | Hospitality | 2021 |
| Chaat House Limited | Extraterritorial | 2017 |
| Chaatwala Ltd | Hospitality | 2024 |
| Chacha and Sons Ltd | Wholesale & retail | 2018 |
| Chadha Brothers Ltd | Hospitality | 2025 |
| Chahal Constructions Limited | Construction | 2011 |
| Chahal Contracts (GB) Limited | Administrative & support | 2018 |
| Chahat and Saisha Property Limited | Real estate | 2025 |
| Chai Kahani Ltd | Hospitality | 2024 |
| Chai Theka Ltd | Extraterritorial | 2022 |
| Chambal Bros Limited | Hospitality | 2025 |
| Chammak Ltd | Wholesale & retail | 2017 |
| Champness Estates 1 Ltd | Real estate | 2024 |
| Champness Estates Limited | Real estate | 2016 |
| Chana Investment UK Ltd | Real estate | 2022 |
| Chanchal Singh Gill Ltd | Extraterritorial | 2022 |
| Chandar & Sons Limited | Financial services | 2022 |
| Chandar Capital Limited | Financial services | 2026 |
| Chandar.K Ltd. | Wholesale & retail | 2016 |
| Chandhiok Investments Limited | Real estate | 2026 |
| Chandni Bar Ltd | Hospitality | 2025 |
| Channi Fashion UK Limited | Wholesale & retail | 2018 |
| Chapandaz Quality Food Ltd | Wholesale & retail | 2025 |
| Chapel Market Building & DIY Limited | Wholesale & retail | 1998 |
| Chapel Opticians Limited | Health & social care | 2007 |
| Chapman Property Limited | Real estate | 2014 |
| Charan Singh Ltd | Construction | 2018 |
| Chase Metropolitan Ltd | Information & communication | 2021 |
| Chashma Sahib Charitable Trust | Other services | 2019 |
| Chaskaa Corner Ltd | Hospitality | 2025 |
| Chat Junction Ltd | Hospitality | 2025 |
| CHATGP2 Limited | Other services | 2026 |
| Chatha Brothers Ipswich Limited | Hospitality | 2017 |
| Chatha Brothers Penge Limited | Hospitality | 2017 |
| Chatha Brothers Pettswood Limited | Hospitality | 2017 |
| Chatha Brothers West Wickham Limited | Hospitality | 2017 |
| Chatham Customs Compliance Ltd | Professional & scientific | 2023 |
| Chatteris Development Ltd | Construction | 2017 |
| Chattpatta Bazar Ltd | Hospitality | 2024 |
| Chauffeur A2B Ltd | Wholesale & retail | 2024 |
| Chauhans Empire Limited | Real estate | 2023 |
| Chawla & Gulati Property Investments Limited | Real estate | 2012 |
| Cheapkvm Ltd | Information & communication | 2024 |
| Check Inn Ltd | Wholesale & retail | 2017 |
| Cheema Building Services Ltd | Construction | 2021 |
| Cheema Buildings Ltd | Construction | 2025 |
| Cheema Carpentry Ltd | Manufacturing | 2018 |
| Cheema Freight Ltd | Extraterritorial | 2024 |
| Cheetah Interiors Limited | Construction | 2025 |
| Chelsea Heritage Holdings Ltd | Real estate | 2025 |
| Chennai Gold Ltd | Wholesale & retail | 2019 |
| Cherwell Store Ltd | Wholesale & retail | 2026 |
| Cheson & Jawa Ltd | Wholesale & retail | 2025 |
| Chetan Scaffolding Ltd | Construction | 2025 |
| Chevron Holdings Ltd | Financial services | 2019 |
| Chhabra Consulting Ltd | Information & communication | 2024 |
| Chhokar & Co. Limited | Professional & scientific | 2012 |
| Chhokarlaw LLP | | 2023 |
| Chiaro Lighting Ltd | Wholesale & retail | 2025 |
| Chicken Tikka Ltd | Hospitality | 2020 |
| Chicken Wala Ltd | Hospitality | 2021 |
| Chiku Limited | Administrative & support | 2012 |
| Chinone Ltd | Other services | 2023 |
| Chiswick Road W4 Ltd | Real estate | 2025 |
| Choice Textile Limited | Other services | 1999 |
| Choice Transmission Centre Limited | Wholesale & retail | 2016 |
| Choko Boko Ltd | Construction | 2023 |
| Chopra Investment Ltd | Real estate | 2025 |
| Chopra Trading Ltd | Wholesale & retail | 2023 |
| Choprak Limited | Information & communication | 2022 |
| Chromepharma Limited | Administrative & support | 2015 |
| Chum App Limited | Information & communication | 2026 |
| Chumber Construction Ltd | Construction | 2025 |
| Chuplis Bodyworks Limited | Manufacturing | 2025 |
| Church of GOD U.K. Cross Cultural Ministries Ltd | Professional & scientific | 2020 |
| Cidrgate Ltd | Information & communication | 2022 |
| Cinna RR Ltd | Wholesale & retail | 2017 |
| Circle House Music Limited | Information & communication | 2025 |
| Citrus Star Catering Suppliers Limited | Wholesale & retail | 1997 |
| City Global Ltd | Real estate | 2025 |
| City Light Electric Co. Ltd | Construction | 2018 |
| City Line Furniture & Carpets Ltd | Wholesale & retail | 2025 |