| Chalmington Limited | Real estate | 2001 |
| Chaloner Wellbeing Ltd | Education | 2021 |
| Cham & Pro Limited | Real estate | 2025 |
| Cham's Kitchen Limited | Hospitality | 2018 |
| Chamakala Developers Ltd | Real estate | 2022 |
| Chamakala Properties Limited | Real estate | 2021 |
| Chameleon Design and Build Ltd | Construction | 2022 |
| Chameleon Fire Doors and Fire Stopping Ltd | Construction | 2026 |
| Chameleon Group Bristol Limited | Construction | 2023 |
| Chameleon Media Solutions Limited | Information & communication | 2023 |
| Chameleon Property Development Ltd | Real estate | 2021 |
| Chameltia Supplies Limited | Manufacturing | 2017 |
| Chamen Consultancy Ltd | Administrative & support | 2023 |
| Champagne Coffee Ltd | Professional & scientific | 2018 |
| Champion Court Management Company Limited | Administrative & support | 2014 |
| Champion Spirit Sports Coaching Ltd | Arts & recreation | 2015 |
| Champion-Nze Limited | Health & social care | 2024 |
| Championie Limited | Health & social care | 2023 |
| Champions Fast Food Ltd | Hospitality | 2020 |
| Champions Learning Centre LLP | | 2012 |
| Champions Trading Ltd | Financial services | 2019 |
| Chan Property Ltd | Real estate | 2020 |
| Chance and Counters Birmingham Limited | Wholesale & retail | 2019 |
| Chance and Counters Bristol Limited | Hospitality | 2020 |
| Chance and Counters Franchising Limited | Hospitality | 2025 |
| Chance and Counters Leeds Limited | Hospitality | 2022 |
| Chance and Counters Limited | Hospitality | 2015 |
| Chanchal Enterprises Ltd | Wholesale & retail | 2025 |
| Chander Haulage Ltd | Transport & logistics | 2022 |
| Chandler Motor Company Limited | Wholesale & retail | 2011 |
| Chandos Delicatessen Limited | Wholesale & retail | 1998 |
| Chandos Distribution Ltd | Wholesale & retail | 2020 |
| Chandos Fish Bar Ltd | Hospitality | 2016 |
| Chandos Lodge Moorings Co-Operative | Households | 2012 |
| Chandos Management Limited | Households | 2002 |
| Chandos Media Limited | Wholesale & retail | 2006 |
| Chandos Oyster Bar Ltd | Hospitality | 2025 |
| Chandos Retail Ltd | Wholesale & retail | 2023 |
| Chandos Road West Management Company Ltd | Real estate | 2003 |
| Chandro Ltd | Professional & scientific | 2017 |
| Chandurmi Accountants Limited | Professional & scientific | 2016 |
| Chaney Heating Ltd | Construction | 2012 |
| Changchub Ltd | Hospitality | 2026 |
| Change Coins Limited | Extraterritorial | 2018 |
| Change Living Limited | Administrative & support | 2015 |
| Change Logic Ltd | Professional & scientific | 2025 |
| Change Real Estate Limited | Administrative & support | 2013 |
| Change Results Limited | Professional & scientific | 2005 |
| Change Stack Advisory Ltd | Professional & scientific | 2025 |
| Changed 2080 Limited | Professional & scientific | 2026 |
| Changemed Ltd | Health & social care | 2021 |
| Changes Bristol Ltd | Health & social care | 2014 |
| Changewell Consulting Ltd | Professional & scientific | 2018 |
| Changing Footprint Ltd | Professional & scientific | 2025 |
| Changing Social Ltd | Information & communication | 2016 |
| Changing Tunes | Education | 2011 |
| Changing Views Ltd | Information & communication | 2008 |
| Channack Consultancy Co Ltd | Professional & scientific | 1987 |
| Channel Consulting Limited | Professional & scientific | 2018 |
| Channel Eight Ltd | Extraterritorial | 2025 |
| Channel Green Energy Ltd | Energy | 2021 |
| Channel Plant Hire Limited | Administrative & support | 1979 |
| Channel View Publications Limited | Information & communication | 2007 |
| Channel View Solutions Limited | Information & communication | 2011 |
| Channel Yacht Sales Ltd | Wholesale & retail | 2003 |
| Channelsea House RTM Company Limited | Households | 2020 |
| Channons Place RTM Company Ltd | Households | 2022 |
| Chansom Limited | Real estate | 1970 |
| Chantan Limited | Real estate | 2021 |
| Chantico Properties Limited | Real estate | 2024 |
| Chantry Villas Management Company Limited | Households | 2014 |
| Chaos Created Limited | Information & communication | 2012 |
| Chaos Factory Ltd | Arts & recreation | 2024 |
| Chaos Inflatable Park Ltd | Arts & recreation | 2024 |
| Chaos Makes Cake Limited | Manufacturing | 2022 |
| Chaotic Neutral Ltd | Hospitality | 2020 |
| Chapati MAN Limited | Hospitality | 2006 |
| Chapel 683 Limited | Construction | 2014 |
| Chapel Bath Engineering Ltd | Construction | 2019 |
| Chapel Bath Limited | Real estate | 2021 |
| Chapel Court Westbury-On-Trym Management Limited | Households | 1975 |
| Chapel Drilling Services Limited | Construction | 2018 |
| Chapel Estates Limited | Real estate | 2014 |
| Chapel Farm Pensford Ltd | Professional & scientific | 2009 |
| Chapel Grange Ltd | Construction | 2013 |
| Chapel Hill Homes (Ashgrove) Limited | Construction | 2022 |
| Chapel Hill Homes (Backwell) Limited | Construction | 2022 |
| Chapel Hill Homes (Banwell) Limited | Construction | 2023 |
| Chapel Hill Homes (BD) Limited | Construction | 2021 |
| Chapel Hill Homes (Bletchingley) Limited | Construction | 2022 |
| Chapel Hill Homes (Churt) Limited | Construction | 2023 |
| Chapel Hill Homes (Hopwoods) Limited | Construction | 2021 |
| Chapel Hill Homes (RAM Hill) Limited | Construction | 2021 |
| Chapel Hill Homes (Ridgeway) Limited | Construction | 2021 |
| Chapel Hill Homes (Rook Lane) Limited | Construction | 2021 |
| Chapel Hill Homes (Tickenham) Limited | Construction | 2021 |
| Chapel Hill Homes (Wellsway) Limited | Construction | 2022 |
| Chapel Hill Homes Limited | Construction | 2020 |
| Chapel Mill Management Company Limited | Extraterritorial | 2022 |
| Chapel of Rock Limited | Information & communication | 2016 |