| Chester Road Bowling Club Limited | Kidderminster | 1922 |
| Chester Road Sports and Social Club | Kidderminster | 2016 |
| Chester Tour Company Ltd | Mold | 2023 |
| Chester Triathlon Club | Chester | 2025 |
| Chester Visual Arts | Mold | 2017 |
| Chester ZOO (Nigeria) Limited | Chester | 2013 |
| Chester's Wallet Ltd | North Shields | 2020 |
| Chester-Le-Street Community Association Ltd | Chester-Le-Street | 2024 |
| Chester-Le-Street Cricket Club Limited | Chester Le Street | 2006 |
| Chester-Le-Street GC Trading Limited | Co. Durham | 2018 |
| Chester-Le-Street Golf Club Limited(The) | Chester-Le-Street, | 1948 |
| Chesterfield Amateur Boxing Club C.I.C. | Chesterfield | 2026 |
| Chesterfield Escape Rooms Ltd | Chesterfield | 2020 |
| Chesterfield F.C. Community Trust | Chesterfield | 2009 |
| Chesterfield Football Club Limited | Derbyshire | 2007 |
| Chesterfield Golf Club,Limited | Walton Chesterfield | 1909 |
| Chesterfield Hotpod Yoga Limited | Belper | 2023 |
| Chesterfield Lawn Tennis Club Limited | Chesterfield | 2004 |
| Chesterfield Model Making & Miniature Electronics Ltd | Chesterfield | 2020 |
| Chesterfield Rehearsal Space Ltd | Chesterfield | 2022 |
| Chesterfield Spa Limited | Chesterfield | 2017 |
| Chesterfield Studios Limited | Chesterfield | 2008 |
| Chesterfield Symphony Orchestra Production Ltd | Chesterfield | 2017 |
| Chesterfield Virtual Reality Ltd | Chesterfield | 2021 |
| Chesterman & Sons Ltd | London | 2010 |
| Chestermead Limited | London | 1982 |
| Chesterton Bowls Club Limited | Cambridge | 1967 |
| Chesterton Valley Golf Club Limited | Chesterton | 2004 |
| Chesterwood Trading Limited | Rotherham | 2013 |
| Chestfield Manor Golf Club Limited | Whitstable | 1964 |
| Chestnut Centre Limited | Derbyshire | 2022 |
| Chestnut Productions Ltd | London | 2026 |
| Chestnut Wood Farm Stables Limited | London | 2019 |
| Cheston Farm Equestrian Centre Limited | South Brent | 2013 |
| Chestwig and Flares Productions Limited | | 1997 |
| Chet Music Ltd | London | 2024 |
| Chetham's Trading Limited | Manchester | 2017 |
| Chethams Production Limited | Manchester | 2024 |
| Chettle Court Rangers (Youth) Football Club (Ccrfc) | Hornsey | 2007 |
| Chevin Cricket Limited | Derby | 2024 |
| Cheviot Equestrian Limited | Cornhill-On-Tweed | 2022 |
| Chevron Racing Cars Limited | Wilmslow | 2021 |
| Chew South Limited | London | 2011 |
| Chew Valley Animal Park Ltd | Bristol | 2019 |
| Chew Valley Lake Sailing Club Limited | Bristol | 2016 |
| Chew Valley Rugby Football Club Limited | Chew Stoke | 2014 |
| Chew Valley Sports CIC | Radstock | 2024 |
| Chewevents Limited | Great Dunmow | 2013 |
| Chewing Pixels Limited | Rustington | 2019 |
| Chews Yard Limited | Trafford Park | 2024 |
| Chewy Cannon Ltd | London | 2019 |
| Cheylesmore Community Association Limited | Coventry | 2010 |
| Cheyne Productions Ltd | London | 2007 |
| Chez SAL Ltd | Tadley | 2018 |
| CHI Combat System South Croydon Limited | London | 2025 |
| CHI Fitzone Limited | Cardiff | 2018 |
| CHI Kwan DO Limited | Herts | 2004 |
| CHI Yoga Ltd. | | 2004 |
| CHI YU Limited | Harlow | 2008 |
| Chi-Chi Nwanoku Limited | Southend-On-Sea | 2016 |
| Chia Pilates Batley Ltd | Batley | 2025 |
| Chia Pilates Bradford Ltd | Bradford | 2025 |
| Chia Pilates Ltd | Bradford | 2024 |
| Chiara Becuti Ltd | London | 2020 |
| Chiara Scenic Art Limited | Stevenage | 2025 |
| Chiara Stephenson Studio Ltd | London | 2021 |
| Chiba Creative Ltd | Milton Keynes | 2019 |
| Chibi Bara Ltd | Manchester | 2024 |
| Chic Creative Limited | Birmingham | 2024 |
| Chic N Soul Ltd | Ruislip, | 2026 |
| Chic Productions Ltd. | Norwich | 2025 |
| Chic Promotions Limited | Lightwater | 1986 |
| Chic Woman Ltd | St. Asaph | 2011 |
| Chica Bonita Entertainment Ltd | Leicester | 2018 |
| Chicago North Western Limited | Manchester | 2012 |
| Chicago Tour Limited | London | 2015 |
| Chicane Events Ltd | Gravesend | 2020 |
| Chichester Bedrooms Limited | Fareham | 2016 |
| Chichester City & Portfield United Football Club Limited | Chichester | 2000 |
| Chichester City 3G Ltd | Southsea | 2024 |
| Chichester Community Football Club Management Ltd | Southsea | 2018 |
| Chichester Festival Theatre | West Sussex | 2001 |
| Chichester Fringe CIC | Emsworth | 2022 |
| Chichester Golf Ltd | Chichester | 2002 |
| Chichester Hockey Club Limited | Chichester | 2016 |
| Chichester Music Academy Limited | Chichester | 2011 |
| Chichester Musical Projects Limited | Chichester | 2017 |
| Chichester Racquets & Fitness Club Limited | Oaklands Park, Chichester | 2008 |
| Chichester Strength and Conditioning Ltd | Chichester | 2024 |
| Chichester Water-Ski Limited | Chichester | 2002 |
| Chichester Watersports 2000 Limited | Chichester | 2006 |
| Chick Flicks Ltd | Llandrindod Wells | 2003 |
| Chickboxing Limited | Eastbourne | 2012 |
| Chicken LEG Ltd | Bexley | 2010 |
| CHICKEN10 Promotions Limited | Cardiff | 2015 |
| Chickenstock Music Festival Limited | Sittingbourne | 2022 |
| Chicksands Bike Park C.I.C. | Bedford | 2010 |
| Chicksandsbp Ltd | Blunham | 2022 |
| Chicktin Creations Limited | Skegness | 2018 |
| Chidd Golf Limited | Uckfield | 2023 |