| CH Accounts Limited | Runcorn | 2021 |
| CH Alliance C.I.C. | Newton Abbot | 2017 |
| CH Car & Motorcycle Ltd | Stone | 2020 |
| CH Contract Services Ltd | Stalybridge | 2024 |
| CH Group Industry Co., Ltd | Beckenham | 2018 |
| CH Homes Limited | Clevedon | 2021 |
| CH Inter Ltd | Leeds | 2022 |
| CH Mews Limited | London | 2020 |
| CH Pharma Solutions Ltd | Swansea | 2024 |
| CHA Management Ltd | Edinburgh | 2012 |
| CHA Projects Limited | Canvey Island | 2022 |
| Chaat House Limited | Southall | 2017 |
| Chabos Marine Ltd | London | 2026 |
| Chadacre Limited | Manchester | 2024 |
| Chadkirk Business Park Limited | Stockport | 2004 |
| Chadlington Garage Limited | Abingdon | 2025 |
| Chadstone Limited | Telford | 2019 |
| Chadwick Nairn Limited | Elgin | 2000 |
| Chadwick Oven Ltd | Stroud | 2012 |
| Chag Sailing Limited | London | 2024 |
| Chagcrest Holdings Limited | Pinner | 2018 |
| Chai App Limited | Hull | 2017 |
| Chai Paani Limited | Leicester | 2009 |
| Chai Pani Limited | Leicester | 2012 |
| Chai Shaii Limited | London | 2019 |
| Chai Theka Ltd | Southall | 2022 |
| Chai-Lifeline Services Limited | Greenford | 1994 |
| Chaijm-Life Ltd | London | 2022 |
| Chain Direct 2U Limited | Sheffield | 2018 |
| Chain Driven Limited | Dunstable | 2008 |
| Chain International Ltd. | Cardiff | 2018 |
| Chain Reaction 123 Ltd | Manchester | 2021 |
| Chainbridge Museums and Garden Limited | Berwick Upon Tweed | 2015 |
| Chaingo International Trading Co., Ltd | London | 2024 |
| Chains Limited | Knutsford | 2010 |
| Chainups Limited | London | 2017 |
| Chair Makers Limited | Long Eaton | 1993 |
| Chaise Management Ltd | Saffron Walden | 2013 |
| Chaiwali Birmingham Ltd | Birmingham | 2021 |
| Chakra Restaurants Limited | London | 2021 |
| Chakraliving Limited | London | 2014 |
| Chakria Limited | Cheltenham | 2012 |
| Chalapso & Co Ltd | Bath | 2023 |
| Chalfen Nominees Limited | London | 1995 |
| Chalfen Secretaries Limited | London | 1994 |
| Chalferry Ltd | Salford | 2014 |
| Chalfont Limited | Twickenham | 2017 |
| Chalfont Properties Ltd | Salford | 2014 |
| Chalice Electronics Limited | Lichfield | 1988 |
| Chalice Wills Limited | Glossop | 2013 |
| Chalk Hill (65-67) Management Limited | Hertfordshire | 2002 |
| Chalk London Limited | London | 2026 |
| Chalk Way Maintenance Company Limited | Thetford | 2010 |
| Chalkhill Court Freeholders Limited | Ilford | 2012 |
| Chalkwell Partners Limited | Southend-On-Sea | 2015 |
| Chalky Hill Wines Limited | Alresford | 2010 |
| Challenge Industrial Limited | Cambridge | 2010 |
| Challenger Technologies Ltd | Yarm | 2008 |
| Challes INV Limited | London | 2018 |
| Challes Invest Limited | London | 2018 |
| Challow Design & Construction Limited | Witney | 1994 |
| Challow Products Agricultural Limited | Westbury On Severn | 1965 |
| Challows Management Company Limited | London | 2016 |
| Chalm Software Limited | Stockport | 1990 |
| Chalmers HB Audit Ltd | Wells | 2015 |
| Chalton Heights 1964 Limited | Luton | 2014 |
| Chalvington Batteries Limited | London | 2010 |
| Chamber-Hire Limited | Hertfordshire | 2006 |
| Chamberlain and Father Limited | London | 1991 |
| Chamberlain Garage Door Openers Limited | Bolton | 1994 |
| Chamberlains Fish & Chips Restaurants Ltd | Lichfield | 2005 |
| Chambers & Brighty Limited | Nottingham | 2002 |
| Chambers & Co (Chelmsford) Limited | Chorley | 2009 |
| Chambers Global Holdings Limited | London | 2017 |
| Chambers Medical Care Ltd. | Eastbourne | 1996 |
| Chambers of Sutton Limited | London | 1936 |
| Chambers of Tamworth Limited | London | 2003 |
| Chambers Packaging Limited | Leicestershire | 1948 |
| Chamda Limited | Cowley | 2021 |
| Chameleon Asset Track Ltd | Canvey Island | 2006 |
| Chameleon Codewing Trustee Limited | Colchester | 2025 |
| Chameleon Direct Limited | Essex | 2007 |
| Chameleon Payroll Limited | London | 2008 |
| Chameleon Reprographics Limited | Northampton | 1988 |
| Chameleon Resolutions Ltd | Herefordshire | 2003 |
| Chameleon Scrubs Ltd | Huntingdon | 2019 |
| Chameleon.Com Limited | Canvey Island | 1999 |
| Chameleondirect.Com Limited | Essex | 2007 |
| Chami Umbrella Manufacturing Co., Ltd | Beckenham | 2016 |
| Champ Cars Limited | Street | 1998 |
| Champain Limited | Billericay | 2003 |
| Champfleurie Development Limited | Linlithgow | 1992 |
| Champion Care Invest Limited | London | 2024 |
| Champion Care Sweden Limited | London | 2024 |
| Champion Double Glazing Limited | Dunfermline | 1984 |
| Champion Exploration (UK) Limited | Glasgow | 2005 |
| Champion Music Limited | Ilford | 1999 |
| Champion Property Brokers Ltd | Shoreham-By-Sea | 2019 |
| Champions Subsidiary 1 Limited | Loughborough | 2012 |
| Championship Limited | London | 2011 |