| Chalkhill Estate Holdings Limited | Ilford | 2021 |
| Chalkhill Life Holdings Limited | London | 2014 |
| Chalkhouse Nursery Group Limited | Wokingham | 2024 |
| Chalklin Investments Ltd | Nantwich | 2023 |
| Chalkmark Limited | Harrogate | 2019 |
| Chalkway Limited | Great Dunmow | 2020 |
| Chalkwell Green Properties Limited | Westcliff-On-Sea | 2021 |
| Chalkwell Group Limited | Hassocks | 2026 |
| Chalkwell Ventures Limited | Southend-On-Sea | 2015 |
| Chall Investments Ltd | Lincoln | 2025 |
| Challenge (Europe) Holdings Limited | Bedford | 2017 |
| Challenge Brokers Limited | London | 2012 |
| Challenge Group (EOT) Limited | Wigan | 2024 |
| Challenge Group (UK) Limited | Tonbridge | 2012 |
| Challenge Group Holdings Limited | Wigan | 2016 |
| Challenge Group Livestock Limited | Tonbridge | 2012 |
| Challenger Corp Limited | Wetherby | 2019 |
| Challenger Financial Advisers Limited | Bristol | 2026 |
| Challenger Holdings Limited | Ashton-Under-Lyne | 2023 |
| Challenger Management (UK) Limited | Mayfair | 2022 |
| Challenger Management Services (UK) Limited | London | 2007 |
| Challenger SPV Limited | London | 2025 |
| Challengers Midco 2 Limited | London | 2026 |
| Challenor Wealth Management Limited | Formby | 2017 |
| Challens Developments Limited | Letchworth Garden City | 2023 |
| Challis Group Holdings Ltd | Cardiff | 2024 |
| Challis Holdings Limited | Poole | 2025 |
| Challs International Group Limited | Ipswich | 2018 |
| Chalm Holdings Ltd | Farnham | 2025 |
| Chalmer Investments Limited | Reading | 2006 |
| Chalmers Capital Ltd | London | 2013 |
| Chalmers-Watson Ardtaraig Ltd. | North Berwick | 2019 |
| Chaloner Capital Ltd | Gt Ayton | 2023 |
| Chals Ltd | Glasgow | 2023 |
| Chaluda | St Albans | 2024 |
| Chalvington Holdings Limited | Dummer | 2011 |
| Chalycoomb Capital Ltd | Ascot | 2025 |
| Cham Seven Ltd | Manchester | 2014 |
| Chama Capital Group UK Ltd | London | 2025 |
| Chamarac Limited | London | 1983 |
| Chamber Bidco Limited | Birmingham | 2021 |
| Chamber Holdings Group Limited | Aylesbury | 2026 |
| Chamber Jjfd Holdings Ltd | Aylesbury | 2026 |
| Chamber Midco 1 Limited | Birmingham | 2021 |
| Chamber Midco 2 Limited | Birmingham | 2021 |
| Chamber Topco Limited | Birmingham | 2021 |
| Chamberlain & Thelwell (Holdings) Limited | Woodford Green | 1999 |
| Chamberlain Capital Limited | Birmingham | 2022 |
| Chamberlain DE Broe Limited | London | 1990 |
| Chamberlain Holdings Public Limited Company | Dunstable | 1983 |
| Chamberlain Investment Holdings Ltd | Sevenoaks | 2022 |
| Chamberlain Wealth Management Ltd | Tamworth | 2006 |
| Chamberlayne Limited | Ongar | 2013 |
| Chamberledge Limited | London | 1985 |
| Chamberlyns (Leicestershire) Limited | Derby | 1988 |
| Chamberlyns Group Limited | Derby | 2016 |
| Chamberlyns Limited | Derby | 1997 |
| Chambers and Newman Limited | London | 2004 |
| Chambers Building & Decorating Holdings Ltd | Honiton | 2019 |
| Chambers Business Group Limited | Newcastle Upon Tyne | 2024 |
| Chambers Capital Holding Ltd | London | 2022 |
| Chambers Capital Ltd | Esher | 2019 |
| Chambers Comedy Collective Limited | London | 2018 |
| Chambers Developments & Renovations Limited | Melton Mowbray | 2026 |
| Chambers Finance Solutions Ltd | Braintree | 2015 |
| Chambers Financial Ltd | Rye | 2024 |
| Chambers Financial Services Limited | Maldon | 2012 |
| Chambers Financial Solutions Limited | Leeds | 2020 |
| Chambers Group Holdings Limited | Rochford | 2020 |
| Chambers Independent Financial Advisers Limited | New Bailey Street | 1993 |
| Chambers Legacy Solutions Ltd | Bangor | 2025 |
| Chambers Mcbride Holdings Ltd | Newry | 2026 |
| Chambers Smith Financial Planning Ltd | Derby | 2008 |
| Chambers Tech Holdings Limited | Northampton | 2023 |
| Chambers Wealth Management Limited | Withington | 2011 |
| Chambi Enterprise Ltd | London | 2026 |
| Chambi Holdings Ltd | London | 2011 |
| Chameleon (Ockley) Limited | Kingston Upon Thames | 2019 |
| Chameleon Codewing Holdings Ltd | Colchester | 2015 |
| Chameleon Finance Ltd | Manchester | 2025 |
| Chameleon Financial Planning Limited | Thornton-Cleveleys | 2017 |
| Chameleon Henley Ltd | Reading | 2014 |
| Chameleon Resources Ltd | Shaftesbury | 2002 |
| Chameleon Systems Holdings Limited | Harrow | 2018 |
| Chameleon Tail Limited | London | 2026 |
| Chameleon X Ltd | London | 2024 |
| Chamelo Mortgage Brokers Ltd | Congleton | 2020 |
| Chames Eddine Charef Ltd | Cardiff | 2025 |
| Chamley Holdings Limited | Cressex | 2015 |
| Chammosair Limited | Basildon | 2024 |
| Chamois Holdings Limited | Shoreham-By-Sea | 2020 |
| Chamonix Holdings Limited | London | 2020 |
| Chamonix Transit Limited | Manchester | 2015 |
| Champagne Flute Limited | London | 2007 |
| Champain Financial Services Limited | Colchester | 2009 |
| Champain Group Ltd | Halesworth | 2022 |
| Champenova Limited | London | 2018 |
| Champerty Limited | London | 2016 |
| Champi Investments Limited | London | 2017 |
| Champion Brands Limited | Spalding | 2025 |