| Charlotte Court Residents Association Limited | Households | 1985 |
| Charlotte E Hill Ltd | Professional & scientific | 2022 |
| Charlotte Group Limited | Wholesale & retail | 2021 |
| Charlton House School Limited | Education | 2020 |
| Charmant UK Co., Limited | Wholesale & retail | 1994 |
| Charnalls Ltd | Professional & scientific | 2023 |
| Charndon Concepts Ltd | Construction | 2021 |
| Chart House Consulting Limited | Information & communication | 2006 |
| Charter Haus Limited | Arts & recreation | 2006 |
| Charter Pubs Ltd | Hospitality | 2024 |
| Chartwell Business Finance Limited | Financial services | 2017 |
| Chartwell Finance Holdings Ltd | Information & communication | 2011 |
| Chartwell International Ltd | Financial services | 2008 |
| Chartwell Publishers Ltd | Other services | 2015 |
| Chasborn Homes Limited | Construction | 2025 |
| Chase Buckingham Limited | Financial services | 2000 |
| Chase Farm Electrical Limited | Construction | 2017 |
| Chase Vans Limited | Wholesale & retail | 1960 |
| Chasemont Property Group Ltd | Professional & scientific | 2026 |
| Chasing Maps Ltd | Extraterritorial | 2017 |
| Chasing Peaks Ltd | Information & communication | 2017 |
| Chasta Healthcare Solutions Limited | Public administration | 2026 |
| Chatham Property Services Limited | Hospitality | 2017 |
| Chatmohr Properties Limited | Real estate | 2026 |
| Chauffline Ltd | Transport & logistics | 2022 |
| Chauhan Construction Ltd | Construction | 2026 |
| Chawton Wood Films Limited | Information & communication | 2006 |
| Chayb Limited | Extraterritorial | 2015 |
| Cheapgo Ltd | Wholesale & retail | 2024 |
| Check in Service Ltd | Wholesale & retail | 2025 |
| Cheeki Creative Ltd | Information & communication | 2026 |
| Cheeky Sneaks Ltd | Wholesale & retail | 2020 |
| Chef & CUP 25 Ltd | Hospitality | 2025 |
| Chefco Takeaway Ltd | Hospitality | 2022 |
| Chefflames Ltd | Hospitality | 2023 |
| Chefs & Events Payroll Ltd | Administrative & support | 2019 |
| Chelo Services Ltd | Construction | 2015 |
| Chelsea & Kensington Properties Limited | Real estate | 2025 |
| Chelsea Land & Properties Limited | Real estate | 2025 |
| Chelsea Properties & Land Limited | Real estate | 2025 |
| Chelsea Real Estate Limited | Real estate | 2025 |
| Cheltenham Court Management Association Limited | Administrative & support | 1996 |
| Chelwood Gate Management Company Limited | Households | 1982 |
| Chen Homes Limited | Real estate | 2019 |
| Chen's Happy Garden Limited | Hospitality | 2016 |
| Chenniston Holdings Limited | Professional & scientific | 2011 |
| Cheriton Gardens Developments 1 Limited | Real estate | 2021 |
| Cheriton Property Group Ltd | Real estate | 2017 |
| Cherrington Beauworth Limited | Construction | 2010 |
| Cherry Court Estates Ltd | Construction | 2026 |
| Cherry Maritime Services Limited | | 1982 |
| Cherry Tree Day Nursery (Portsmouth) Limited | Education | 2024 |
| Cherry Tree Investments ( W ) Limited | Other services | 2025 |
| Cherrytree Lodge Management Ltd | Professional & scientific | 2017 |
| Cherubtrain Limited | Health & social care | 2002 |
| Cherydan & Co. Limited | Professional & scientific | 2006 |
| Cheshire and Sussex Property Limited | Households | 1997 |
| Cheshire Business Solutions Limited | Professional & scientific | 2020 |
| Cheshire Carpet Accessories Limited | Wholesale & retail | 2007 |
| Cheshire Cat Clothing Ltd | Wholesale & retail | 2019 |
| Chesil Edge Management Company Ltd | Households | 2019 |
| Chest to Impress Ltd | Extraterritorial | 2024 |
| Chesterfield K Limited | Hospitality | 2015 |
| Chestnut Horse (Easton) Limited | Hospitality | 2026 |
| Chestnut Horse Limited | Real estate | 2022 |
| Chestnut Mead (Winchester) Management Company Limited | Households | 2013 |
| Chestnut Oak LP | | 2013 |
| Chestnut Tree Solutions Ltd | Households | 2023 |
| Chetwynd Homes Ltd | Real estate | 2017 |
| Chevron Business Park Management Company Limited | Real estate | 2002 |
| Chewphoria Ltd | Wholesale & retail | 2025 |
| Cheyenne Enterprises Limited | Professional & scientific | 2000 |
| CHF1969 Ltd | Professional & scientific | 2021 |
| CHI Property Ltd | Real estate | 2019 |
| Chiaro Consultancy Limited | Financial services | 2009 |
| Chiboyy Ltd | Health & social care | 2024 |
| Chic Nero Ltd | Hospitality | 2025 |
| Chichester Limited | Extraterritorial | 1994 |
| Chichester Removals Limited | Professional & scientific | 1988 |
| Chickoland Foods Ltd | Hospitality | 2020 |
| Chieftain Training Ltd | Education | 2018 |
| Chigbovap Ltd | Health & social care | 2024 |
| Chikka Ltd | Real estate | 2021 |
| Chikn Shack Ltd | Hospitality | 2020 |
| Chiko Private Ltd | Health & social care | 2013 |
| Chilbolton Court Management Company Limited | Households | 2003 |
| Chilbolton Village Stores Limited | Wholesale & retail | 2015 |
| Chilborne Limited | Construction | 2025 |
| Child Dream | Education | 2025 |
| Child LED Solutions Ltd | Education | 2019 |
| Childsplay Model Management Ltd | Administrative & support | 2022 |
| Chillana Estates Ltd | Real estate | 2023 |
| Chillaxin Motorcycle Tours Ltd | Administrative & support | 2022 |
| Chilli Tandoori Spice Limited | Hospitality | 2023 |
| Chillidesigns.Uk Ltd | Wholesale & retail | 2023 |
| Chilliguru Ltd | Hospitality | 2025 |
| Chilor Group Ltd | Construction | 2020 |
| Chilworth Care Ltd | Health & social care | 2012 |
| Chilworth Grange Limited | Administrative & support | 2001 |
| Chilworth Homes Ltd | Real estate | 2017 |