| C+C Records | Norway | September 5, 1996 | — | 1 |
| C-JeS Studios | South Korea | January 1, 2009 | — | — |
| C9 Entertainment | South Korea | January 1, 2012 | — | 1 |
| CAAMA Music | Australia | 1980 | — | — |
| CAM | Italy | 1959 | — | — |
| Camden | United Kingdom | October 1953 | Imprint | — |
| Canadian-American Records | Canada | January 1, 1957 | — | — |
| Candid | United States | 1960 | Production | — |
| Candid Records | United States | January 1, 1960 | — | 2 |
| Candlelight Records | — | 1993 | Original Production | — |
| Candlelight Records | United Kingdom | January 1, 1993 | — | 1 |
| Cantini | Greece | January 1, 2002 | — | — |
| CANYON | Japan | 1970 | Original Production | — |
| CanZion | Mexico | April 1, 1987 | — | 2 |
| Capital Artists | Hong Kong | January 1, 1971 | — | 9 |
| Capitol Christian Music Group | United States | January 1, 1976 | — | 1 |
| Capitol Music | — | — | Imprint | — |
| Capitol Music France | France | 2013 | — | — |
| Capitol Music France | France | January 1, 2013 | — | 1 |
| Capitol Music Group | United States | January 1, 2007 | — | 5 |
| Capitol Records | United States | April 9, 1942 | Imprint | — |
| Capitol Records | United States | January 1, 1942 | — | 122 |
| Capitol Records Nashville | United States | — | Imprint | — |
| Capitol Records Nashville | United States | January 1, 1950 | — | 3 |
| Capitol Records UK | United Kingdom | 2013 | Imprint | — |
| Capri Records | United States | January 1, 1984 | — | 3 |
| Capriccio | — | 1982 | Original Production | — |
| Caprice Records | Sweden | January 1, 1971 | — | 6 |
| Capricorn Records | United States | 1969 | Original Production | — |
| Capricorn Records | United States | January 1, 1969 | — | 1 |
| Captured Tracks | United States | January 2008 | Original Production | — |
| Captured Tracks | United States | January 1, 2008 | — | 1 |
| Cargo Records | United Kingdom | January 1, 1992 | — | 1 |
| Carlin Recorded Music Library | United Kingdom | 1966 | Original Production | — |
| Carlton Records | United States | October 1, 1957 | — | 2 |
| Caroline International | United Kingdom | August 1, 2013 | Distributor | — |
| Caroline Records | United States | 1973 | Imprint | — |
| Caroline Records | United States | January 1, 1973 | — | 2 |
| Carosello | Italy | 1964 | Original Production | — |
| Carosello Records | Italy | January 1, 1959 | — | 1 |
| Carpark Records | United States | January 1, 1999 | — | 1 |
| Carrère | France | — | Original Production | — |
| Carrère | France | January 1, 1972 | — | 3 |
| Carus-Verlag | Germany | January 1, 1972 | — | — |
| Casablanca Record and FilmWorks | United States | 1977 | Imprint | — |
| Casablanca Records | United States | June 13, 1973 | Original Production | — |
| Casablanca Records | United States | January 1, 1973 | — | 6 |
| Casanova Records | United States | October 1, 1999 | — | 1 |
| Castle Communications | United Kingdom | 1983 | Imprint | — |
| Castle Communications | United Kingdom | January 1, 1983 | — | 2 |
| Castle Music | United Kingdom | 1999 | Imprint | — |
| Castle Music | United Kingdom | November 20, 1998 | — | 3 |
| CatPost | Canada | January 1, 2022 | — | — |
| Cavare Sound | South Korea | April 1, 1996 | — | — |
| CBC Records | Canada | 1991 | — | — |
| CBS | United States | May 1962 | Imprint | — |
| CBS Italiana S.p.A. | Italy | January 1, 1966 | — | — |
| CBS Records | United States | January 1, 2006 | — | 1 |
| CBS Records Masterworks | United States | 1980 | Imprint | — |
| CBS/Sony | Japan | March 11, 1968 | Imprint | — |
| CD Land Group | Russia | January 1, 1997 | — | 1 |
| CD‐Maximum | — | 1997 | Imprint | — |
| Cedille | United States | 1989 | Production | — |
| Celluloid | France | 1976 | Original Production | — |
| CEMA Special Markets | United States | — | Production | — |
| Centaur Records | United States | January 1, 1976 | — | 1 |
| Central Station | Australia | — | Production | — |
| Century Media | Germany | 1988 | Imprint | — |
| Century Media Records | Germany | January 1, 1988 | — | 16 |
| Century Records | Japan | January 1, 1982 | — | — |
| CGD | Italy | 1948 | Production | — |
| CGD | Italy | January 1, 1948 | — | 5 |
| Challenge Classics | Netherlands | — | Imprint | — |
| Chandos | United Kingdom | 1979 | Original Production | — |
| Channel 9 Records | United States | January 1, 2015 | — | 1 |
| Channel Classics | Netherlands | 1990 | Original Production | — |
| Chantecler | Brazil | January 1, 1957 | — | 6 |
| Chaos | United States | January 1, 1992 | — | 2 |
| Chaos Reigns | Japan | 2014 | Imprint | — |
| Charisma | United Kingdom | 1969 | Original Production | — |
| Charisma | United Kingdom | January 1, 1969 | — | 5 |
| Charly Records | United Kingdom | 1974 | Imprint | — |
| Cherry Red | United Kingdom | January 1, 1978 | — | 6 |
| Cherry Red Records | United Kingdom | 1978 | Production | — |
| Cherrytree Records | United States | 2005 | Original Production | — |
| Chesky Records | United States | 1986 | Imprint | — |
| Chess | United States | June 3, 1950 | Original Production | — |
| Cheyenne Records | Italy | January 1, 1985 | — | — |
| Chickenbrain Rec. | Sweden | January 1, 1980 | — | 2 |
| Chillhop Music | Netherlands | February 2020 | Original Production | — |
| China Records | United Kingdom | October 1, 1984 | Original Production | — |
| Chiswick Records | United Kingdom | January 1, 1975 | — | 1 |
| Chocolate City | Nigeria | January 1, 2005 | — | 1 |
| Chrom Records | Germany | January 1, 1996 | — | 2 |
| Chrome Entertainment | South Korea | January 1, 2011 | — | — |
| Chrysalis | United Kingdom | 1969 | Imprint | — |
| Chrysalis Records | United Kingdom | January 1, 1968 | — | 11 |
| CI Entertainment | South Korea | January 1, 2014 | — | — |
| Cinepoly Records | Hong Kong | January 1, 1985 | — | 18 |
| Cinevox | Italy | January 1, 1965 | — | 1 |
| Cinevox Record | Italy | — | Original Production | — |
| Cinq7 | France | January 1, 2007 | — | 1 |
| City Records | Serbia | January 1, 1997 | — | 1 |
| City Slang | Germany | 1991 | Original Production | — |
| City Slang | Germany | January 1, 1991 | — | 2 |
| CJ ENM Entertainment Division | South Korea | September 1, 2010 | — | 1 |
| Classic FM | United Kingdom | — | Reissue Production | — |
| Classic Produktion Osnabrück | — | 1986 | Original Production | — |
| Classics | France | 1989 | Reissue Production | — |
| Classics for Pleasure | United Kingdom | — | Imprint | — |
| Cleopatra | — | 1992 | Original Production | — |
| Cleopatra Records | United States | January 1, 1992 | — | 14 |
| Cloud 9 Dance | Netherlands | 2006 | — | — |
| CMC International | United States | January 1, 1991 | — | 2 |
| CNR | Netherlands | 1937 | Production | — |
| CNR | Netherlands | January 1, 1939 | — | 8 |
| CNR Music | Netherlands | — | Original Production | — |
| Cobalt Music | Greece | January 1, 1960 | — | — |
| Coconut Records | Germany | January 1, 1981 | — | 1 |
| Coden Records | Taiwan | January 1, 1985 | — | 1 |
| Cogumelo Records | Brazil | January 1, 1985 | — | 3 |
| Cold Chillin' | United States | January 1, 1985 | — | 1 |
| Cold Spring | — | 1990 | Production | — |
| Collectables | — | 1980 | Reissue Production | — |
| Collectors’ Choice Music | United States | 1993 | Reissue Production | — |
| Colorize | United Kingdom | — | Imprint | — |
| Colosseum | Germany | 1960 | Original Production | — |
| Colourful Records | Japan | 2011 | Imprint | — |
| Columbia | United States | 1887 | Imprint | — |
| Columbia | Japan | 1931 | Imprint | — |
| Columbia | Italy | January 1, 1912 | — | 1 |
| Columbia Graphophone Co. Ltd. | United Kingdom | February 13, 1917 | — | — |
| Columbia House | Canada | 1955 | Distributor | — |
| Columbia Masterworks | United States | 1924 | Imprint | — |
| Columbia Masterworks | United States | January 1, 1927 | — | 2 |
| Columbia Music Entertainment | Japan | October 1, 2002 | Imprint | — |
| Columbia Records | United Kingdom | April 21, 1931 | Original Production | — |
| Columbia Records | United States | January 15, 1889 | — | 227 |
| Combat Records | United States | January 1, 1983 | — | 5 |
| Come Organisation | United Kingdom | January 1, 1979 | — | 6 |
| Commune Disc | Japan | 1999 | Original Production | — |
| Communion Music | United Kingdom | January 1, 2006 | — | 1 |
| Compass Records | United States | 1995 | Original Production | — |
| Compost Records | Germany | 1994 | Original Production | — |
| Concord Jazz | United States | 1972 | Original Production | — |
| Concord Jazz | United States | January 1, 1973 | — | 4 |
| Concord Records | United States | 1969 | Original Production | — |
| Concord Records | United States | January 1, 1972 | — | 7 |
| Confession | France | January 1, 2015 | — | — |
| Confidential Records | United Kingdom | November 1, 1980 | Imprint | — |
| Constellation | — | 1997 | Original Production | — |
| Constellation | Canada | January 1, 1997 | — | 2 |
| Contemporary | United States | 1951 | Original Production | — |
| ContentView GmbH | Germany | December 8, 2016 | — | — |
| Continental | Brazil | January 1, 1943 | — | 4 |
| Cooking Vinyl | United Kingdom | 1986 | Original Production | — |
| Cooking Vinyl | United Kingdom | January 1, 1986 | — | 8 |
| COP International | Germany | January 1, 1991 | — | 14 |
| Copacabana | Brazil | January 1, 1948 | — | 9 |
| Copenhagen Records | Denmark | January 1, 2004 | — | 1 |
| Coppenrath Verlag | Germany | January 1, 1768 | — | — |
| Coqueiro Verde | Brazil | January 1, 2002 | — | 1 |
| Coral | United States | January 1, 1949 | — | 4 |
| Coral Records | United States | 1949 | Original Production | — |
| Coridel Entertainment | South Korea | January 1, 2015 | — | — |
| Cosa Nostra Fonográfica | Brazil | January 1, 1997 | — | 1 |
| Cosmos Music Group | Sweden | December 1, 2009 | — | — |
| Cotillion Records | United States | January 1, 1968 | — | 1 |
| Counter Records | United Kingdom | — | Original Production | — |
| Craft Recordings | — | April 24, 2017 | Reissue Production | — |
| Crammed Discs | — | 1981 | Production | — |
| Crass Records | United Kingdom | January 1, 1979 | — | 3 |
| Cre.Ker Entertainment | South Korea | May 2, 2016 | — | — |
| Creation Records | United Kingdom | 1983 | Original Production | — |
| Crimson | United Kingdom | — | Imprint | — |
| Cris Morena Group | Argentina | January 1, 2002 | — | — |
| Crispin Glover Records | Norway | January 1, 2017 | — | — |
| Criss Cross Jazz | Netherlands | 1980 | Original Production | — |
| Critical Music | United Kingdom | 2002 | Original Production | — |
| Croatia Records | Croatia | July 10, 1947 | — | — |
| CROWN | Japan | — | Imprint | — |
| Cruel Nature Records | United Kingdom | 2013 | Original Production | — |
| Cruz del Sur Music | Italy | 2003 | Production | — |
| Cryo Chamber | — | 2011 | Production | — |
| Cryo Chamber | United States | January 1, 2011 | — | 8 |
| CTI | United States | 1967 | Imprint | — |
| CUBE Entertainment | South Korea | August 29, 2006 | Production | — |
| Cube Entertainment | South Korea | August 29, 2006 | — | 1 |
| CUBE Group | Japan | July 1, 1997 | — | — |
| Cube Records | United Kingdom | January 1, 1972 | — | 1 |
| Cuneiform Records | United States | 1984 | Original Production | — |
| Cuneiform Records | United States | January 1, 1984 | — | 7 |
| Curb Records | United States | — | Original Production | — |
| Curb Records | United States | January 1, 1973 | — | 12 |
| Curling Legs | Norway | January 1, 1992 | — | 1 |
| Cutting edge | Japan | — | Imprint | — |
| Česká muzika | Czech Republic | January 1, 2000 | — | — |