| Cambrian Holidays & Travel Limited | Porthcawl | 1991 |
| Cambridge Academy of Dramatic Art Limited | Thornton Hough | 2009 |
| Cambridge Academy of English Limited | Cambridge | 2020 |
| Cambridge Advanced Machining Limited | Royston | 2016 |
| Cambridge Alumni and Student Polo Club Ltd | Cambridge | 2014 |
| Cambridge Analytical Group Limited | Crawley | 1985 |
| Cambridge App LAB Limited | Cambridge | 2022 |
| Cambridge Artificial Intelligence and Teaching Research Centre Limited | Kenilworth | 2014 |
| Cambridge Arts Development Organization | London | 2019 |
| Cambridge Business Development Limited | Caterham | 2013 |
| Cambridge Concepts Limited | King'S Lynn | 2007 |
| Cambridge Corporate Gifts Limited | Peterborough | 2014 |
| Cambridge Corporate Governance Services Limited | Great Chesterford | 2015 |
| Cambridge Cradle Education Group Co., Ltd | Beckenham | 2018 |
| Cambridge Discovery Consulting Ltd | Cambridge | 2022 |
| Cambridge ENT Ltd | Bristol | 2018 |
| Cambridge Event Management Ltd | Cambridge | 2016 |
| Cambridge Fabrication Limited | Huntingdon | 2021 |
| Cambridge Fire Doors Ltd | Huntingdon | 2024 |
| Cambridge Funeral Services Limited | Bishops Stortford | 1991 |
| Cambridge Fusion Limited | Cambridge | 2011 |
| Cambridge Health Innovations Ltd | London | 2021 |
| Cambridge Heath-Tech Ltd | London | 2012 |
| Cambridge Innovation Consultancy Limited | Cambridge | 2011 |
| Cambridge Innovation Ecosystem Ltd | London | 2017 |
| Cambridge Innovation Education Center Limited | London | 2018 |
| Cambridge Innovation Limited | Bury St Edmunds | 2007 |
| Cambridge Insurance Brokers Limited | London | 2001 |
| Cambridge Kazakhstan Limited | Cambridge | 2015 |
| Cambridge Laser Clinic Ltd | Doncaster | 2010 |
| Cambridge Law Ltd | Cambridge | 2020 |
| Cambridge Management and Research Ltd | Cambridge | 2003 |
| Cambridge Manufacturing Company Limited | Corby | 2013 |
| Cambridge Medical Robotics Limited | Cambridge | 2018 |
| Cambridge Medical Systems Limited | Cambridge | 2002 |
| Cambridge Motorcycle Training Limited | Bury St. Edmunds | 2014 |
| Cambridge MR Limited | Bury St. Edmunds | 2002 |
| Cambridge Music Ltd. | Cambridge | 2011 |
| Cambridge NPD Ltd | Cambridge | 2018 |
| Cambridge Nutritional Sciences Laboratory Limited | Littleport | 2001 |
| Cambridge Relocations Limited | Royston | 2012 |
| Cambridge Roofing Ltd | Ely | 2014 |
| Cambridge Scholastics Ltd | Bristol | 2021 |
| Cambridge Scientific Instruments Limited | Ely | 2010 |
| Cambridge Self Service Storage Limited | Cambridge | 2004 |
| Cambridge Skin & Laser Clinic Ltd | Bristol | 2024 |
| Cambridge Stem Academy Ltd | London | 2019 |
| Cambridge Street 1965 Limited | Scarborough | 2014 |
| Cambridge Swimming Academy Ltd | Bedford | 2011 |
| Cambridge Vending Limited | Cambridge | 2001 |
| Cambridge Water PLC | Cambridge | 1996 |
| Cambridgeshire Aggregates Limited | Coalville | 2018 |
| Cambridgeshire Forklift Training Limited | Broadstairs | 2024 |
| Cambridgeshire Land (Sawtry) Ltd | St. Neots | 2015 |
| Cambridgeshire Land Cullum Farm Ltd | Peterborough | 2022 |
| Cambridgeshire Photobooths Ltd | St. Ives | 2025 |
| Cambro Contractors Limited | Watford | 1965 |
| Cambs Paving Limited | Ely | 2022 |
| Cambus Hardrock Ltd | Edinburgh | 2012 |
| Camco Investments Limited | Glasgow | 2023 |
| CAMCO9 Limited | Liverpool | 2012 |
| Camcon Investments Limited | Haddington | 2020 |
| Camcrete NW Ltd | Preston | 2025 |
| Camden (UK) Limited | Anderton, Northwich | 2008 |
| Camden Avenue 1968 Limited | Hayes | 2015 |
| Camden Galleries Limited | London | 2007 |
| Camden London Ltd | Mold | 2018 |
| Camden Town Bars Ltd | London | 2015 |
| Camden Town Holdings Ltd | London | 2023 |
| Camden Town Ltd | London | 2016 |
| Camdena Ltd | Redruth | 2011 |
| Camel & Dates Ltd | West Bromwich | 2024 |
| Camel Auto Spare Parts Manufacture Co., Limited | Beckenham | 2019 |
| Camel Global Supply Ltd | Beckenham | 2018 |
| Camelia Operation Ltd | London | 2025 |
| Camelot (Holdings) Limited | Rose Hill | 1999 |
| Camelot Yacht Group Ltd | London | 2025 |
| Camelott Limited | Telford | 2021 |
| Cameo Corner Limited | London | 2007 |
| Camera Bodies Limited | Hatfield | 2021 |
| Cameron Consulting Associates Limited | Reading | 2020 |
| Cameron Donald Associates Limited | Northwich | 1991 |
| Cameron Hall Holdings Limited | Billingham | 2020 |
| Cameron Miller Property Management Limited | Leigh-On-Sea | 2018 |
| Cameron Motors (Scotland) Limited | Perth | 2001 |
| Cameron Reacaro O’Leary Limited | Bromsgrove | 2025 |
| Cameron Ross Formal Hire Limited | Motherwell | 2005 |
| Cameron Shellfish Ltd | Acharacle | 2016 |
| Cameron Silk Limited | West Malling | 2017 |
| Cameze Solutions Limited | Egham | 2012 |
| Camfed International | Cambridge | 1993 |
| Camfur Ltd | Markfield | 2023 |
| Camgrain Investments Limited | Cambridge | 2011 |
| Camilla Elizabeth Anne Crumb Limited | Bridgend | 2024 |
| Camilla of London Ltd | London | 2026 |
| Camilla Trustee Limited | London | 2025 |
| Camille Communication Ltd | Doncaster | 2025 |
| Camille Simon Holdings Limited | Manchester | 1972 |
| Camille Simon,Limited | Manchester | 1898 |
| Caml Limited | London | 2023 |