| Cadence Construction Consultancy Limited | Professional & scientific | 2020 |
| Cadence Group Holdings Limited | Financial services | 2024 |
| Cadenza Properties Ltd | Real estate | 2017 |
| Cadf Cassel Limited | Wholesale & retail | 2018 |
| Cadleigh Investments Ltd | Real estate | 2011 |
| Cadmag Consulting Ltd | Professional & scientific | 2026 |
| Cadnam Services Ltd | Construction | 1981 |
| Cadogan Knight Limited | Real estate | 2024 |
| Cadsoft Consultants Limited | Information & communication | 1998 |
| Cadthis Ltd | Professional & scientific | 2023 |
| Caduceus Medical Services 2023 Limited | Health & social care | 2023 |
| Cady Ventures Limited | Wholesale & retail | 2019 |
| CAE Administration Limited | Administrative & support | 2021 |
| CAE Services Limited | Administrative & support | 2016 |
| Caeli Custos Company Ltd | Financial services | 2025 |
| Caeli Refrigeration Ltd | Energy | 2020 |
| Caerphilly Properties Limited | Real estate | 2010 |
| Caesar Tyres and Hand Car Wash Ltd | Wholesale & retail | 2025 |
| Caesarean Birth Limited | Extraterritorial | 2011 |
| Caesars Boxing CIC | Education | 2025 |
| Caether Limited | Professional & scientific | 2026 |
| CAF Car Valeting Ltd | Administrative & support | 2023 |
| Cafe 55 Selly Oak Limited | Hospitality | 2014 |
| Cafe a Entrepreneur Limited | Hospitality | 2022 |
| Cafe AHK Limited | Hospitality | 2024 |
| Cafe BAB AL Hara Ltd | Hospitality | 2025 |
| Cafe Bar Station Ltd | Hospitality | 2026 |
| Cafe Bijou Birmingham Ltd | Hospitality | 2022 |
| Cafe Birmingham Ltd | Hospitality | 2026 |
| Cafe Clock Stoke Ltd | Hospitality | 2025 |
| Cafe Coffea Ltd | Hospitality | 2022 |
| Cafe DE Crown Limited | Hospitality | 2023 |
| Cafe Diop Limited | Hospitality | 2014 |
| Cafe Face Limited | Hospitality | 2008 |
| Cafe Face Selly Oak Ltd | Hospitality | 2024 |
| Cafe Gazette Limited | Hospitality | 2012 |
| Cafe Istanbul Express Ltd | Hospitality | 2019 |
| Cafe Istanbul Takeaway Limited | Hospitality | 2019 |
| Cafe Junction Ltd | Hospitality | 2024 |
| Cafe Mela Ltd | Hospitality | 2026 |
| Cafe Molases Limited | Wholesale & retail | 2018 |
| Cafe Morso Group Limited | Financial services | 2017 |
| Cafe Noire Ltd | Hospitality | 2023 |
| Cafe on Green. T/A Mollys Cafe Limited | Hospitality | 2024 |
| Cafe Rapido Vending Ltd | Hospitality | 2026 |
| Cafe Restaurant Food and Drink Services Limited | Hospitality | 2024 |
| Cafe Restaurant Ltd | Hospitality | 2026 |
| Cafe Variety Bites Ltd | Hospitality | 2019 |
| Cafe Zante Ltd | Hospitality | 2018 |
| Cafee Lounge Ltd | Hospitality | 2026 |
| Caffe 1018 Ltd | Wholesale & retail | 2016 |
| Caffe Bonta Ltd | Hospitality | 2019 |
| Caffe DEL Mondo Ltd. | Hospitality | 2017 |
| Caffe DI Milano Ltd | Hospitality | 2021 |
| Caffe Downtown Limited | Hospitality | 2026 |
| Caffeine & Co. UK Ltd | Wholesale & retail | 2025 |
| Cafè Artum Limited | Wholesale & retail | 2016 |
| Café Click Ltd | Hospitality | 2019 |
| Café Twenty Two Ltd | Hospitality | 2022 |
| Café ZGO Ltd | Hospitality | 2026 |
| Cagneys Bar & Grill Limited | Hospitality | 2022 |
| CAH Enterprises Limited | Wholesale & retail | 2014 |
| Caha Properties Limited | Real estate | 2021 |
| Cahinia Accountancy & Business Advisory Service Ltd | Professional & scientific | 2016 |
| CAI LIN Ji(Uk) Limited | Wholesale & retail | 2026 |
| Cain & Marchant Consultants Ltd | Administrative & support | 2024 |
| Cain Maylum Ltd | Manufacturing | 2018 |
| Cain Nominees Ltd | Extraterritorial | 2022 |
| Cainine Security Ltd | Other services | 2025 |
| Caio Bella 12 Ltd | Hospitality | 2025 |
| Cairnrose Properties Ltd | Real estate | 2025 |
| Cairo Amplified CIC | Education | 2026 |
| Cairus Holdings Limited | Financial services | 2015 |
| Cairus Limited | Financial services | 2022 |
| Cajarno Ltd | Wholesale & retail | 2022 |
| Cajofrel Ltd | Health & social care | 2016 |
| Cajun Soul Ltd | Hospitality | 2025 |
| Cake & Dine Limited | Wholesale & retail | 2017 |
| Cake Corner West Midlands Limited | Hospitality | 2016 |
| Cake Inn Soho Road Ltd | Wholesale & retail | 2025 |
| Cake IT OR Shake IT Limited | Hospitality | 2023 |
| Cake N Bake Online Ltd | Wholesale & retail | 2023 |
| Cake Shop T/A Egglesscakeshop Alumrock Road Limited | Manufacturing | 2019 |
| Cake Shop T/A Egglesscakeshop Rookery RD Ltd | Manufacturing | 2016 |
| Cakebox Erdington Ltd | Wholesale & retail | 2019 |
| Cakeco 11652 Limited | Hospitality | 2023 |
| Cakemore Management Company Limited | Real estate | 2021 |
| Cakemore Property Ltd | Real estate | 2019 |
| Cakers Delight Ltd | Manufacturing | 2021 |
| Cakes 4 U Ltd | Manufacturing | 2023 |
| Cakes by Lady CIC | Education | 2025 |
| Cakes Cavallino Ltd | Hospitality | 2025 |
| Cakes of Distinction Ltd | Manufacturing | 2022 |
| Cakesbyiram Ltd | Manufacturing | 2025 |
| Cakmak Harborne Ltd | Other services | 2024 |
| CAL Fashion Ltd | Wholesale & retail | 2026 |
| CAL100 Limited | Professional & scientific | 2025 |
| Calamity Relief Housing CIC | Hospitality | 2026 |
| Calamus Group Limited | Manufacturing | 2021 |
| Calathea House CIC | Health & social care | 2025 |