| Cathay Atlantic Products Limited | Professional & scientific | 2011 |
| Catherine Austin Limited | Health & social care | 2015 |
| Caulbrook Ltd | Information & communication | 2018 |
| Caumishley House Limited | Real estate | 2018 |
| Cavendish Properties NW Limited | Real estate | 2025 |
| CB Films Limited | Professional & scientific | 2020 |
| CBF Consulting Ltd | Professional & scientific | 2020 |
| CBH 24 Limited | Wholesale & retail | 2024 |
| CBS Logistics Limited | Administrative & support | 2025 |
| Cbvcc Limited | Administrative & support | 2003 |
| CC Care Foundation | Other services | 2022 |
| Ccft Ltd | Construction | 2023 |
| Cclp Limited | Real estate | 2017 |
| CCP Manchester Limited | Transport & logistics | 2015 |
| Cctk Property Ltd | Households | 2025 |
| CDR Investments Ltd | Real estate | 2021 |
| CDV Holdings Ltd | Real estate | 2019 |
| CEA Projects Ltd | Construction | 2025 |
| Cedar Design and Build Ltd | Construction | 2005 |
| Cedar House Orthodontic Practice Limited | Health & social care | 2015 |
| CEE Bright Investments Ltd | Real estate | 2018 |
| Ceejay Couriers Ltd | Transport & logistics | 2002 |
| Celeste Arnold Hair and Make-Up Limited | Other services | 2004 |
| Cellar Door Group Limited | Real estate | 2017 |
| Cellbeam Limited | Manufacturing | 2003 |
| Cellshield Limited | Administrative & support | 1984 |
| Cemkem Limited | Manufacturing | 2016 |
| Cenaj Investments Ltd | Hospitality | 2026 |
| Central Ceramics (Bolton) Limited | Health & social care | 2019 |
| Central Motors (Bury) Ltd | Wholesale & retail | 2022 |
| Central Safety Netting Ltd | Construction | 2013 |
| Central Water Solutions Ltd | Wholesale & retail | 2025 |
| Central Wellness Group Ltd | Health & social care | 2025 |
| Cert Assist Limited | Other services | 2022 |
| Certico Limited | Extraterritorial | 2020 |
| Certilift Ltd | Professional & scientific | 2025 |
| Cervco Limited | Extraterritorial | 2020 |
| Cerveau Limited | Extraterritorial | 2020 |
| Cer’T London Ltd | Wholesale & retail | 2024 |
| CFC (Rossendale) Limited | Construction | 2022 |
| CFC Electrical Ltd | Construction | 2020 |
| CFC Shakes Ltd | Hospitality | 2024 |
| CFE Group Limited | Real estate | 2023 |
| CFE Renovations Ltd | Real estate | 2024 |
| Cgih Investments Limited | Financial services | 2024 |
| Chacha Jewellers (Bury) Ltd | Wholesale & retail | 2020 |
| Chad Building Services Limited | Construction | 2018 |
| Chada Consulting Ltd | Professional & scientific | 2024 |
| Chadaker Limited | Water & waste | 2024 |
| Chadbury Limited | Information & communication | 2024 |
| Chai Point Ltd | Wholesale & retail | 2019 |
| Chaitanya Properties Limited | Real estate | 2024 |
| Chak DE Phattey Vape Limited | Wholesale & retail | 2018 |
| Chalabi Realty Ltd | Real estate | 2024 |
| Champion Education Trust | Education | 2018 |
| Champion Security Solutions Ltd | Administrative & support | 2023 |
| Champneys Real Estate Limited | Real estate | 2025 |
| Channel Fire Systems Ltd | Administrative & support | 2015 |
| Chaoyue Ltd | Hospitality | 2025 |
| Chapel Apartments (Astley) Management Company Ltd | Real estate | 2017 |
| Chapel Street Business Forum Limited | Other services | 2004 |
| Chapel View (Turton) Management Company Limited | Extraterritorial | 2014 |
| Chaps Coventry Ltd | Wholesale & retail | 2020 |
| Charge Sphere Ltd | Professional & scientific | 2021 |
| Charles Horne Geotechnics Ltd | Professional & scientific | 2014 |
| Charles Louis Commercial Finance Ltd | Financial services | 2018 |
| Charles Louis Homes Developments Ltd | Construction | 2026 |
| Charles Louis Lettings & Property Management Limited | Real estate | 2021 |
| Charles Louis Mortgage Advisers Ltd | Financial services | 2016 |
| Charles Robinson (Cutting Tools) Limited | Manufacturing | 1980 |
| Charley George Properties Limited | Real estate | 2013 |
| Charley Rattan Associates Limited | Other services | 2020 |
| Charlie & Spencer (Properties) Ltd | Real estate | 2020 |
| Charlie Bakes Limited | Manufacturing | 2021 |
| Charlie Clothing Alteration Limited | Other services | 2016 |
| Charters Psychology Ltd | Health & social care | 2024 |
| Chartsand Limited | Real estate | 1999 |
| Chatburn Village Motor Co. Limited | Wholesale & retail | 2003 |
| Chatloop Ltd | Information & communication | 2020 |
| CHC (EOT) Limited | Financial services | 2025 |
| Chcco Ltd | Administrative & support | 2016 |
| Cheaper Hydroponics Ltd | Arts & recreation | 2024 |
| Check Fire & Security Ltd | Construction | 2019 |
| Checkguard Limited | Extraterritorial | 2016 |
| Chef Chez Vous Ltd | Hospitality | 2024 |
| Chelsea Goldsmith Limited | Information & communication | 2021 |
| Cherished Autos Ltd | Wholesale & retail | 2012 |
| Chesham Convenience Store Ltd | Wholesale & retail | 2014 |
| Cheshire Accident Management Ltd | Administrative & support | 2007 |
| Cheshire CNC Machinery Limited | Administrative & support | 2012 |
| Cheshire Contracting Ltd | Transport & logistics | 2013 |
| Cheshire Hair Clinic Ltd | Other services | 2025 |
| Cheshire Mortgage Corporation Limited | Extraterritorial | 2016 |
| Cheshire Motor Traders Limited | Wholesale & retail | 2014 |
| Cheshire Taxis Ltd | Transport & logistics | 2025 |
| Chesterfield Sofa Company Limited | Wholesale & retail | 2011 |
| Chesterfields of Manchester Ltd | Wholesale & retail | 2025 |
| Cheynell Consultancy Ltd | Professional & scientific | 2025 |
| Chez Monique Limited | Real estate | 2026 |
| Chick a Filla Blackpool Limited | Hospitality | 2024 |