| Chestnutbay Limited | Northampton | 2001 |
| Cheswick Nominees Ltd | Berwick-Upon-Tweed | 2012 |
| Cheswold Merchants Limited | Retford | 2012 |
| Chetna's Chutneys Limited | Maidstone | 2014 |
| Chetton Limited | Coventry | 2025 |
| Chetzeron Limited | London | 2019 |
| Cheval Maison Limited | London | 2019 |
| Cheval Property Management Limited | London | 2018 |
| Cheval Residences Limited | London | 1996 |
| Cheveley Farming Limited | Newmarket | 1985 |
| Cheveley Farms (NO.2) Limited | Newmarket | 2003 |
| Cheveley Farms Limited | Newmarket | 1976 |
| Cheveley Park Racing Stables Limited | Suffolk | 1975 |
| Cheveley Productions Limited | Kings Lynn | 1983 |
| Chevender Residents Company Limited | Chislehurst | 2010 |
| Cheveyo Ltd | London | 2021 |
| Chevian Properties Limited | Reigate | 1990 |
| Chevin Management Services Limited | Halifax | 1999 |
| Cheviot Capital (Nominees) Limited | London | 1984 |
| Cheviot Court Properties Limited | Broadstairs | 2000 |
| Cheviot Project Management Ltd | London | 2019 |
| Cheviot Trading (Glendale) Limited | Wooler | 2010 |
| Chevron Aerospace (Engineering) Limited | Nottingham | 2003 |
| Chevron Engineering Limited | Preston | 2004 |
| Chevron Racing Limited | Wilmslow | 2022 |
| Chevron UK Pension Trustee Limited | London | 1967 |
| Chevrons Direct Limited | Doncaster | 2021 |
| Chew Valley Bathrooms Limited | Weston-Super-Mare | 2012 |
| Chew Valley Landscapes Limited | Bristol | 2014 |
| Chewton Road NO 69-71 Limited | | 2007 |
| Cheybassa Caring Limited | Borehamwood | 2015 |
| Chez Aesthetics Ltd | Holywell | 2023 |
| Chez Barbraud Limited | London | 1998 |
| Chez Jacques Limited | Bristol | 2008 |
| Chez Katty Invest Ltd | Dover | 2022 |
| Chez Katty Ltd | Dover | 2025 |
| Chez Margaux Limited | London | 2025 |
| Chez Pat's Ltd | Dover | 2024 |
| Chezza Limited | Birmingham | 2024 |
| CHG Property Development Ltd | Poole | 2014 |
| CHH International Ltd | London | 2018 |
| CHI & Partners Limited | London | 2018 |
| CHI 4U Culture Ltd | London | 2023 |
| CHI Square Analytics Ltd | London | 2017 |
| CHI Square Economics Limited | London | 2019 |
| Chi-Lingual Limited | West Wickham | 2014 |
| Chia Europe Limited | Peterborough | 2020 |
| Chiazu Healthcare Limited | Swindon | 2022 |
| Chiba Eats Ltd | Sandbach | 2025 |
| CHIBEEVV.1 Ltd | Manchester | 2023 |
| Chic and Style Limited | Whitland | 2000 |
| Chic Expert Ltd | Poole | 2023 |
| Chic Holidays Ltd | London | 2015 |
| Chic Locations Ltd | London | 2010 |
| Chic Luxury Limited | London | 2023 |
| Chic Products (China) Co., Ltd | Beckenham | 2016 |
| Chic Social Limited | Wilmslow | 2020 |
| Chic Vibe (Global) Limited | London | 2020 |
| Chicago Big Bite Limited | Dumfries | 2015 |
| Chichester Crematorium Limited | Sutton Coldfield | 1943 |
| Chichester Estates Company(The) | Salisbury | 1965 |
| Chichester Gallery Limited | Chichester | 2009 |
| Chichester Limited | Southampton | 1994 |
| Chichester Manor Management Company Limited | Belfast | 2004 |
| Chichester Place RTM Company Limited | St. Leonards-On-Sea | 2013 |
| Chicken & Beer Limited | Manchester | 2025 |
| Chicken Bite (UK) Ltd | Mitcham | 2009 |
| Chicken Corporation Holdings Limited | Ilford | 2010 |
| Chicken Pizza Hot Service Limited | Belvedere | 2012 |
| Chicko's Peri Peri Ltd | Portsmouth | 2013 |
| Chicxulub Limited | Walsall | 2024 |
| Chidanoo Heavy Industry Ltd. | Beckenham | 2017 |
| Chidas PVT Ltd | Wolverhampton | 2016 |
| Chidinma-Chidozie Anyiam | Croydon | 2024 |
| Chief CON NAJ QA (AIB) (UK) (RUC) (NI) Limited | Sutton Coldfield | 2019 |
| Chieftain Fabrics UK Limited | London | 2011 |
| Chieftain Manufacturing Limited | Dungannon | 2011 |
| Chigga V Limited | London | 2010 |
| Chigwell Bathroom Services Limited | Hornchurch | 2010 |
| Chigwell Management Services Limited | London | 2016 |
| Chiizone Limited | East Grinstead | 2008 |
| Chilborough Farm Limited | Aylesbury | 1958 |
| Chilcompton Road 18/11/1964 Limited | Radstock | 2014 |
| Child and Family Consultants Limited | Colindale | 2000 |
| Child Dynamix Trading Limited | Hull | 2006 |
| Child Focus Fostering Agency Limited | London | 2001 |
| Child Play Ltd | Manchester | 2017 |
| Child Rescue Limited | London | 2002 |
| Child Rescue Nepal Limited | Croydon | 2012 |
| Childhood Smile Matters Ltd | London | 2020 |
| Children 1ST Limited | Nottingham | 2011 |
| Children of the World Ltd | Clydebank | 2025 |
| Children Virtual Academy Ltd | London | 2013 |
| Children's International Summer Villages Limited | London | 2000 |
| Children's Services Consultancy Ltd | Godstone | 2008 |
| Children's Traffic Club Limited | London | 1963 |
| Childs & Johnson Construction Ltd | | 2005 |
| Chile Chemical Federal Mining (Europe) Co., Ltd | London | 2022 |
| Chile Chymistry Maizhelun Ltd | Cardiff | 2020 |
| Chile Midco Falcon Ltd | Hampton | 2021 |