| Chagall Dream Ltd | Information & communication | 2021 |
| Chahal & Sons (UK) Ltd | Wholesale & retail | 2013 |
| Chahbouni Consulting Ltd | Professional & scientific | 2026 |
| Chai Coffee & Company Ltd | Hospitality | 2018 |
| Chai Inc Limited | Hospitality | 2024 |
| Chai Precision Technology Ltd | Manufacturing | 2025 |
| Chai&Buns Limited | Hospitality | 2025 |
| Chai&Curry Ltd | Hospitality | 2024 |
| Chaiaxanai Kurdani Rusholme Ltd | Hospitality | 2023 |
| Chaider Shabes GUR MCR Ltd | Education | 2020 |
| Chaied UP Ltd | Hospitality | 2023 |
| Chaii House Limited | Hospitality | 2019 |
| Chaillac Engineering Group Ltd | Agriculture & fishing | 2022 |
| Chaim Group Ltd | Real estate | 2021 |
| Chaim Sheyeshbo | Other services | 2015 |
| Chaim Ubrocho Ltd | Other services | 2023 |
| Chaim's Building Projects Ltd | Other services | 2015 |
| Chain Reaction 123 Ltd | Extraterritorial | 2021 |
| Chain Security Ltd | Administrative & support | 2023 |
| Chainbond Limited | Manufacturing | 1982 |
| Chained Events Ltd | Construction | 2019 |
| Chainverse Ltd | Information & communication | 2022 |
| Chair and Blade Ltd | Other services | 2025 |
| Chaise Housing Solutions Limited | Real estate | 2025 |
| Chaising Sport Limited | Arts & recreation | 2025 |
| CHAK96 Food Supplies Ltd | Wholesale & retail | 2020 |
| Chakala Musik Ltd | Information & communication | 2026 |
| Chakalaka Limited | Hospitality | 2018 |
| Chakratek Ltd | Wholesale & retail | 2022 |
| Chakunda Properties Ltd | Construction | 2015 |
| Chalfen Ventures UK I Limited | Financial services | 2019 |
| Chalicious Limited | Manufacturing | 2021 |
| Chalk Chalk Limited | Information & communication | 2013 |
| Chalkboards Direct Ltd | Professional & scientific | 2016 |
| Chalky B Ltd | Professional & scientific | 2025 |
| Challenge Logistics Limited | Transport & logistics | 2014 |
| Challenge Recruitment Group Limited | Professional & scientific | 2013 |
| Challenge the Wild-Expeditions Ltd | Education | 2021 |
| Challenge-Trg Recruitment Limited | Administrative & support | 2000 |
| Challenger Homes (Warrington) Limited | Construction | 2021 |
| Challery Company Limited | Health & social care | 2022 |
| Chalouhi Real Estate Limited | Real estate | 2026 |
| Cham Seven Ltd | Financial services | 2014 |
| Chamaak (UK) Ltd | Wholesale & retail | 2023 |
| Chamada Investment Ltd | Real estate | 2024 |
| Chamakh Property Services Ltd | Construction | 2005 |
| Chamber 125 Ltd | Real estate | 2016 |
| Chamberlink Limited | Professional & scientific | 2000 |
| Chambers Designco Ltd | Wholesale & retail | 2017 |
| Chambers Estates NW Ltd | Real estate | 2022 |
| Chambers O'Neill Solicitors Ltd | Professional & scientific | 2014 |
| Chambers Swankspace Ltd | Wholesale & retail | 2025 |
| Chambertin Capital (UK) Limited | Professional & scientific | 1999 |
| Chambertin Capital Limited | Administrative & support | 2005 |
| Chameleon Childcare Ltd | Health & social care | 2024 |
| Chameleon Comms Ltd | Professional & scientific | 2020 |
| Chameleon Finance Ltd | Financial services | 2025 |
| Chameleon Specialty Chemicals Ltd | Wholesale & retail | 2007 |
| Chameleon Textiles Limited | Manufacturing | 1991 |
| Chameleon Travel Limited | Administrative & support | 2023 |
| Chamonix Transit Limited | Financial services | 2015 |
| Chamor Consulting Limited | Professional & scientific | 2011 |
| Champ Services Ltd | Wholesale & retail | 2023 |
| Champagne Walk Management Limited | Households | 2025 |
| Champion Access Europe Limited | Hospitality | 2019 |
| Champion Allwoods Limited | Professional & scientific | 2002 |
| Champion Barbers NW Ltd | Other services | 2020 |
| Champion Business Solutions Limited | Professional & scientific | 2003 |
| Champion Consulting Limited | Other services | 1981 |
| Champion Contract Services Limited | Other services | 2009 |
| Champion Electronic Company Limited | Wholesale & retail | 2021 |
| Champion Employment Services Limited | Other services | 2020 |
| Champion Haworth Moore Limited | Professional & scientific | 2007 |
| Champion Holdings Limited | Professional & scientific | 1999 |
| Champion Interiors Ltd | Manufacturing | 2026 |
| Champion Matters Limited | Health & social care | 2021 |
| Champion Renovation Ltd | Construction | 2020 |
| Champion Security FMT Ltd | Administrative & support | 2025 |
| Champion TLL Limited | Professional & scientific | 2021 |
| Champion Traction Services Ltd | Transport & logistics | 2025 |
| Champion Tyres MCR Ltd | Wholesale & retail | 2024 |
| Champions MCR Ltd | Hospitality | 2021 |
| Champmart Ltd | Real estate | 2008 |
| Chamsa Beenak Limited | Hospitality | 2016 |
| Chan Mccaul Foundation Limited | Real estate | 2021 |
| Chan's Takeaway M18 Ltd | Hospitality | 2020 |
| Chanab Ltd | Health & social care | 2024 |
| Chance & Way Investment Limited | Professional & scientific | 2015 |
| Chance Media Ltd | Information & communication | 2023 |
| Chance Products Limited | Wholesale & retail | 2014 |
| Chancel Estates Ltd | Real estate | 2012 |
| Chancelevel Holdings Limited | Financial services | 2016 |
| Chancelink Ltd | Education | 2017 |
| Chancellor Bismarck Ltd | Administrative & support | 2012 |
| Chancery Estates (London) Ltd | Other services | 2016 |
| Chancery Estates Ltd | Real estate | 2013 |
| Chancery Gardens (Salford) RTM Co Ltd | Households | 2010 |
| Chancery Supplies Limited | Construction | 1992 |
| Chand Electrical Services Ltd | Construction | 2017 |
| Chanda's Clothing & More Ltd | Wholesale & retail | 2026 |