| Christopherj Rowe and Associates Limited | Truro | 2012 |
| Christopherson Property Consultants Limited | Maidstone | 2002 |
| Chroma Capital Ltd | Croydon | 2026 |
| Chroma Holdings Limited | Bury | 2021 |
| Chroma Vision Holdings Limited | Tunbridge Wells | 2020 |
| Chromalloy UK Holdings Ltd | Ipswich | 2007 |
| Chromate Holdings Limited | Malvern | 2023 |
| Chromates Drinks Limited | Midhurst | 2022 |
| Chromatic Investments Limited | Sutton Coldfield | 2020 |
| Chrome Finco Limited | London | 2025 |
| Chrome Holdco Limited | London | 2025 |
| Chrome Holdings Limited | Halifax | 2015 |
| Chrome Investment Holdco Limited | Witney | 2025 |
| Chrome Partners Limited | London | 2022 |
| Chrome Shareholder I Limited | London | 2025 |
| Chrome Shareholder II Limited | London | 2025 |
| Chromeball Homes Limited | Hayes | 2024 |
| Chrometec Capital Ltd | London | 2019 |
| Chromium 23 Holding Limited | London | 2023 |
| Chromium Acquisitions Limited | Uxbridge | 2009 |
| Chromium Security Services Ltd | Bury St. Edmunds | 2019 |
| Chromium UK Holdco Limited | London | 2020 |
| Chromolyte Limited | Southport | 1981 |
| Chronicle Heritage UK Ltd | Birmingham | 2025 |
| Chronium Ltd | London | 2019 |
| Chrono Collective Ltd | Hove | 2025 |
| Chrono Group Holdings Ltd | Oldham | 2024 |
| Chronos Capital Limited | Tunbridge Wells | 2022 |
| Chronos CGR 2 Limited | London | 2024 |
| Chronos International Group Ltd | Chelmsford | 2024 |
| Chronos Midco Limited | London | 2023 |
| Chronos Securities Limited | Midhurst | 2019 |
| Chronos Topco Limited | London | 2023 |
| Chronotis Holdings Ltd | Southampton | 2024 |
| Chrs Holdings Limited | Northallerton | 2025 |
| Chrysaetos Investments Limited | Newcastle Upon Tyne | 2015 |
| Chrysalis (General Partner) Limited | Manchester | 2012 |
| Chrysalis (Holdings) UK Ltd | Nottingham | 2014 |
| Chrysalis (Stanhope) Holdings Limited | London | 2006 |
| Chrysalis Capital Limited | London | 2012 |
| Chrysalis Collective Ltd | London | 2022 |
| Chrysalis Dementia Care Ltd | London | 2017 |
| Chrysalis Financial Planning Ltd | Wilthorpe | 2011 |
| Chrysalis Group (NW) Ltd | Warrington | 2026 |
| Chrysalis Group Services Limited | Bristol | 2023 |
| Chrysalis HB Holdings Ltd | Swansea | 2024 |
| Chrysalis Healthcare Group Ltd | Manchester | 2017 |
| Chrysalis Investments Limited | Weybridge | 2024 |
| Chrysalis Management Ltd | Bromley | 2016 |
| Chrysalis Renewables GP Limited | London | 2023 |
| Chrysalis UK Holdings Limited | London | 2022 |
| Chrysalis Wealth Management Ltd | Derby | 2015 |
| Chrysarch Capital Limited | Stonehouse | 2025 |
| Chryseon Capital Ltd | London | 2026 |
| Chrysler UK Pension Trustees Limited | Coventry | 2007 |
| Chrysoberyl Investments and Holdings Ltd | Hornchurch | 2022 |
| Chrysos Holdings Limited | Cardiff | 2022 |
| Chrystal Consulting Limited | Cheadle | 1997 |
| Chrystal Financial Planning Ltd | Altrincham | 2024 |
| Chrystal Holdings Limited | Cheadle | 2003 |
| Chrystal Medical Limited | Cheadle | 2013 |
| Chrystie Savage Limited | Milton Keynes | 2011 |
| Chrysties Properties Ltd | Hawick | 2021 |
| CHS Bidco Limited | London | 2023 |
| CHS Capital Investments Limited | Coleshill | 2025 |
| CHS Developments Limited | Leamington Spa | 1934 |
| CHS Group (NW) Ltd | Liverpool | 2022 |
| CHS Group Limited | Leytonstone | 2021 |
| CHS UK Manco Limited | London | 2024 |
| Chsb Group Ltd | Barnstaple | 2024 |
| Chsn Group Limited | Bristol | 2025 |
| CHT Capital Ltd | Salford | 2025 |
| CHT Nominees Limited | London | 1983 |
| Chub Investments Limited | Shangton | 2019 |
| Chubb (CR) Holdings | London | 1996 |
| Chubb (RGB) Holdings Limited | London | 1990 |
| Chubb Capital I Limited | London | 1995 |
| Chubb Capital III Limited | London | 1994 |
| Chubb Capital IV Limited | London | 1993 |
| Chubb Capital Ltd | London | 2010 |
| Chubb Capital V Limited | London | 1994 |
| Chubb Capital VII Limited | London | 1996 |
| Chubb European Group Ltd | London | 1995 |
| Chubb European Holdings Limited | London | 2004 |
| Chubb Insurance Service Company Ltd | London | 2014 |
| Chubb International Investments Limited | London | 2012 |
| Chubb Leadenhall Limited | London | 1986 |
| Chubb London Holdings Limited | London | 1995 |
| Chubb London Investments Limited | London | 1995 |
| Chubb Market Company Limited | London | 1998 |
| Chubb Pension Trustee Limited | London | 2008 |
| Chubb Security (Pensions) Limited | Staines | 1966 |
| Chubb Tarquin | London | 1994 |
| Chubb Thomas Insurance Brokers Ltd | Bournemouth | 1999 |
| Chubb Underwriting Agencies Limited | London | 1988 |
| Chubbs Investments Ltd | Tolleshunt Major | 2004 |
| Chubby Cherub Holdings Limited | Belfast | 2021 |
| Chubbz Investments Limited | London | 2024 |
| Chubill Services Limited | Manchester | 2025 |
| Chucklefish Holdings Limited | London | 2020 |