| Chandra Foods London Ltd | Manufacturing | 2025 |
| Chandra Homes Ltd | Real estate | 2025 |
| Chandra Stores UK Ltd | Wholesale & retail | 2015 |
| Chandran Hughes Architects Ltd | Real estate | 2019 |
| Channa Engineering Limited | Manufacturing | 2011 |
| Channa Investments Ltd | Real estate | 2018 |
| Channa Property Investments Ltd | Real estate | 2025 |
| Channel 18 Limited | Information & communication | 2025 |
| Channel Asset Management Ltd | Financial services | 2015 |
| Channel Growth Limited | Real estate | 2025 |
| Channel Home Care Ltd | Health & social care | 2022 |
| Channel Systems Limited | Information & communication | 1998 |
| Chantal Flores Design Limited | Wholesale & retail | 2007 |
| Chaoldsondirect Ltd | Wholesale & retail | 2026 |
| Chapharm Limited | Wholesale & retail | 1978 |
| Chaplin Scotts Limited | Other services | 2023 |
| Chapman Kinross Limited | Information & communication | 2022 |
| Charamigos Limited | Construction | 2023 |
| Chararr Developers Limited | Construction | 2024 |
| Charcoal Griller Ltd | Hospitality | 2019 |
| Charger Foods Limited | Wholesale & retail | 2024 |
| Charles Dominic Limited | Financial services | 1986 |
| Charles Dominic Services Limited | Administrative & support | 2004 |
| Charles Frankland Management Ltd | Real estate | 2016 |
| Charles Simmons Estates.Co.Uk Ltd | Real estate | 2012 |
| Charlesworth Court Freehold Limited | Households | 2022 |
| Charlie’S Angels Property London Limited | Construction | 2025 |
| Charlotte Mensah Academy Limited | Education | 2018 |
| Charlotte Mensah Limited | Other services | 2003 |
| Charlotte Town Group Limited | Financial services | 2021 |
| Charm Flora Ltd | Wholesale & retail | 2025 |
| Charter Properties Ltd | Real estate | 2023 |
| Chartwell BDC (UK) Ltd | Professional & scientific | 2012 |
| Chartwell Hub Limited | Real estate | 2016 |
| Chase Executive Search Limited | Real estate | 1996 |
| Chase Global Consulting Limited | Professional & scientific | 2012 |
| Chase Healthcare Solutions Ltd | Information & communication | 2023 |
| Chase Property Ventures Limited | Real estate | 2025 |
| Chase Services Group Ltd | Other services | 2014 |
| Chashni Sweets UK Ltd | Wholesale & retail | 2026 |
| Chat Chat Masala Junction Limited | Hospitality | 2025 |
| Chattel Experts and Developers Ltd | Real estate | 2024 |
| Chaudhry Associates Ltd | Construction | 2012 |
| Chaudhrymart Ltd | Wholesale & retail | 2025 |
| Chaudry & Co Limited | Wholesale & retail | 2026 |
| Chaudry Home Appliances and Repairs Ltd | Other services | 2024 |
| Chauffeur Innovation Limited | Transport & logistics | 2017 |
| Chauffeur on Call Limited | Transport & logistics | 2025 |
| Chauffeurs Driven Ltd | Transport & logistics | 2016 |
| Chauhan Property Services Ltd | Real estate | 2023 |
| Chaznbills Ltd | Information & communication | 2018 |
| Cheapsource Ltd | Administrative & support | 2019 |
| Check Nation Entertainment Limited | Arts & recreation | 2024 |
| Checkpoint Security Ltd | Administrative & support | 2018 |
| Cheedr Ltd | Wholesale & retail | 2025 |
| Cheeko MOT Centre Ltd | Wholesale & retail | 2022 |
| Cheekoti Solutions Ltd | Information & communication | 2023 |
| Cheeky Dinos Nursery Ltd | Health & social care | 2022 |
| Cheem Limited | Construction | 2020 |
| Cheema Builders UK Ltd | Construction | 2018 |
| Cheema Ilford Construction Limited | Construction | 2018 |
| Cheese & More Putney Limited | Hospitality | 2025 |
| Cheezious Pizza Ltd | Hospitality | 2025 |
| Cheeziouss Food Limited | Hospitality | 2026 |
| Cheezy Vibes Limited | Hospitality | 2026 |
| Chef's Pizza Limited | Hospitality | 2020 |
| Cheffin Limited | Hospitality | 2025 |
| Cheliaali Ltd | Wholesale & retail | 2026 |
| Chelka Investments Limited | Real estate | 2022 |
| Chelmsford Roofing & Restoration Ltd | Construction | 2022 |
| Chelsea Cololo Limited | Information & communication | 2020 |
| Chelsea Enterprise Limited | Real estate | 2017 |
| Chelsea Traders Ltd | Wholesale & retail | 2018 |
| Chelston Holdings London Ltd | Financial services | 2026 |
| Chem Capital Distribution Ltd | Professional & scientific | 2026 |
| Chem Link Ltd | Wholesale & retail | 2024 |
| Chemise Limited | Wholesale & retail | 2026 |
| Chemist Warehouse Ltd | Wholesale & retail | 2025 |
| Chemoil EU Limited | Wholesale & retail | 2005 |
| Chemoil GB Limited | Extraterritorial | 2002 |
| Chemoil Limited | Administrative & support | 1983 |
| Chemoil UK 2012 Ltd | Administrative & support | 2012 |
| Chemsmart Limited | Manufacturing | 2025 |
| Chemys Limited | Wholesale & retail | 2015 |
| Chenade Laroy Music Services Ltd | Information & communication | 2023 |
| Chenesco Properties Venture Limited | Real estate | 2019 |
| Chengshans Ltd | Wholesale & retail | 2024 |
| Chennai Caterers Ltd | Hospitality | 2025 |
| Chenzee Ltd | Wholesale & retail | 2025 |
| Cheqd Labs Limited | Information & communication | 2021 |
| Cherie Barbs Ltd | Administrative & support | 2019 |
| Cheriton Accountancy Solutions Limited | Professional & scientific | 2010 |
| Cherry Acorn Insurance Centre Limited | Other services | 1994 |
| Cherry Property Ltd | Real estate | 2013 |
| Cherry Tree Rise Ltd | Real estate | 2016 |
| Cherwell Way Limited | Information & communication | 2023 |
| Chesco Dynamics Ltd | Information & communication | 2024 |
| Chesham Inns Ltd | Hospitality | 2017 |
| Chesner Homes Ltd | Hospitality | 2007 |
| Chess Associates Ltd | Real estate | 2018 |