| CC (D2C) Limited | Wallington | 2025 |
| CC Aluminium Frames Limited | Aylesbury | 2021 |
| CC Aqua Blasting Ltd | Brentwood | 2009 |
| CC Aviation Ltd | Weymouth | 2024 |
| CC Bawn Limited | Chislehurst | 2025 |
| CC Book Production Ltd | Falkirk | 2026 |
| CC Caravans Ltd | Ashington | 2021 |
| CC Carpentry & Joinery Ltd | Poole | 2020 |
| CC Carpentry Limited | Chippenham | 2002 |
| CC Cladding UK Ltd | Edgware | 2023 |
| CC Collections Ltd | Leominster | 2016 |
| CC Contract Maintenance Limited | Sittingbourne | 2012 |
| CC Conversions Ltd | Wadebridge | 2011 |
| CC Door Systems Limited | Liverpool | 2014 |
| CC Doors Ltd | Glasgow | 2023 |
| CC Electrical Solutions (London) Limited | Harlow | 2021 |
| CC Electronics Europe Limited | Winsford | 1988 |
| CC Engineering and Fabrication Limited | Blyth | 2008 |
| CC Engineering Ltd | Bishop'S Stortford | 2025 |
| CC FIX Ltd | High Wycombe | 2023 |
| CC Glass Limited | Wakefield | 2024 |
| CC Golbourne Limited | Manchester | 2026 |
| CC London Ltd | London | 2018 |
| CC Martek Limited | Leigh-On-Sea | 2002 |
| CC Metalcraft Ltd | Preston | 2022 |
| CC North Ltd | Glasgow | 2009 |
| CC Precision Engineering Ltd | Ivybridge | 2026 |
| CC Print Services Ltd | Ashford | 2018 |
| CC Printing Limited | Wadebridge | 2007 |
| CC Pumping (UK) Limited | Nottingham | 2005 |
| CC Resin Creations Ltd | Halstead | 2025 |
| CC South Ltd | Glasgow | 2016 |
| CC Speedshop Limited | Southend-On-Sea | 2020 |
| CC Stone Ltd | Dunmow | 2024 |
| CC Strategy Group Limited | London | 2025 |
| CC Timekeeping Co Ltd | Bury St. Edmunds | 2024 |
| CC Ventures Ltd | Solihull | 2025 |
| CC Wind Services Ltd | Omagh | 2026 |
| Cc&J Holdings Ltd | Kilmarnock | 2026 |
| Cc'D Zines Ltd | London | 2025 |
| Cc-Steding Limited | London | 2020 |
| Cc-Tapis Ltd | Kington | 2021 |
| Cc.Mech Ltd | West Bromwich | 2025 |
| CC117 Limited | Rayleigh | 2017 |
| CCA Fabrication Limited | Stonehouse | 2002 |
| CCA Occasions Limited | London | 2006 |
| Ccai Ltd | Gravesend | 2022 |
| Ccav Ltd | Chelmsford | 2024 |
| CCB Renewables Ltd | Sunderland | 2026 |
| Cccampers Ltd | Kidderminster | 2010 |
| Ccco Interiors Limited | Birkenhead | 2013 |
| Cccs U.K. Ltd | Whitstable | 2014 |
| CCD Build Ltd | Birmingham | 2026 |
| CCD Renovations Limited | Chesham | 2018 |
| CCD Stainless Fabs Limited | Clitheroe | 2016 |
| Ccdl Limited | Wembley | 2024 |
| CCE London Contracts and Installations Ltd | London | 2026 |
| CCF (UK) Limited | Newport | 2011 |
| CCF Fibreglass Ltd | Derbyshire | 2023 |
| CCF Hydraulics Ltd | Newport | 2009 |
| CCF India Ltd | Wednesbury | 2014 |
| CCF Systems Ltd | Pulborough | 2009 |
| Ccfg Ltd | Sheffield | 2022 |
| CCG (OSM) Limited | | 1992 |
| CCG Manufacturing Limited | | 1992 |
| CCG Southwest Ltd | Truro | 2025 |
| Ccha Limited | Hounslow | 2019 |
| Cchm Ltd | Edinburgh | 2015 |
| CCI International Limited | Manchester | 1931 |
| CCI Photonics Limited | Warrington | 2023 |
| CCJ Composites Limited | Ryde | 2023 |
| CCK33 Production Ltd | Nottingham | 2018 |
| CCL - Custom Carpentry & Landscaping Ltd | Porth | 2020 |
| CCL Alltrades Limited | Paisley | 2022 |
| CCL Blending Ltd | Congleton | 2024 |
| CCL Building Products Limited | Hook | 2003 |
| CCL Components Ltd. | Glasgow | 1997 |
| CCL Industries (U.K.) Limited | Yorkshire | 1989 |
| CCL Label (Ashford) Limited | Ashford | 1964 |
| CCL Label Ireland Limited | Belfast | 2001 |
| CCL Label Limited | Yorkshire | 2001 |
| CCL Pharmaceuticals UK Limited | London | 2025 |
| CCL Secure Limited | Wigton | 2013 |
| CCL Stressing Systems Limited | Ossett | 2000 |
| Cclear Limited | Wenvoe | 2009 |
| Ccli Limited | Nottingham | 2004 |
| CCM Motorcycles (UK) Limited | Manchester | 2006 |
| CCM Scenic Decorating Ltd | Ashford | 2025 |
| CCM Systems Ltd | Lytham St. Annes | 2010 |
| CCN Lifts Ltd | Hartlepool | 2025 |
| CCP Building Products Limited | Wrexham | 2005 |
| CCP Composites Ltd | Newtownards | 2017 |
| CCP Gransden Ltd | Newtownards, | 1975 |
| CCP Pumps Ltd | Croydon | 2018 |
| CCP Trading Limited | Glasgow | 2026 |
| Ccpi Europe Limited | Sheffield | 2006 |
| CCR Forming Ltd | Tipton | 1979 |
| CCR Holdings Limited | Liverpool | 2020 |
| CCR Paper Limited | London | 2014 |
| CCR Wrought Iron Ltd | Liverpool | 2012 |