 C More | Estocolmo | 1997 | 1 |
| C-Films | Zúrich | 1999 | 3 |
| C-JeS Entertainment | Seúl | 2009 | 1 |
| C2 Pictures | Santa Mónica | 2002 | 4 |
 C8 | Boulogne-Billancourt | 7 de octubre de 2012 | 1 |
| Cabinet Entertainment | Estocolmo | 1998 | 2 |
 Cactus Jack Records | Houston | 2017 | 1 |
| Cados Producciones | — | — | 1 |
 CaixaForum | — | 2002 | 1 |
 Cake Entertainment | Londres | 2002 | — |
| Calach Films | — | — | 2 |
| California Motion Picture Corporation | Fort Lee | 1911 | 1 |
| Canada Council for the Arts | Ottawa | 1957 | 4 |
 Canada Trust | Toronto | 1864 | 1 |
 Canadian Film Development Corporation | Montreal | 1967 | 38 |
| Canadian Television Fund | — | 1998 | 1 |
 Canal 13 | Santiago de Chile | 21 de agosto de 1959 | 1 |
 Canal France International | Francia | 1989 | 1 |
 Canal Nou | Burjasot | 1989 | 2 |
 Canal Sur Televisión | Sevilla | 1989 | 13 |
 Canal+ | Issy-les-Moulineaux | 4 de noviembre de 1984 | 217 |
| Canal+ | Tres Cantos | 8 de junio de 1990 | 20 |
| Canal+ | Issy-les-Moulineaux | 2018 | 8 |
| Canal+ | Issy-les-Moulineaux | 14 de noviembre de 1992 | 1 |
 Canal+ Horizons | — | 18 de abril de 1990 | 2 |
 Canal+ Premium | Varsovia | 1994 | 2 |
| Canana Films | — | 2005 | 10 |
| Candy Film | — | 1969 | — |
| Cannon Films Ltd | Lancaster | 2014 | 1 |
| Canopée Production | Briançon | 28 de mayo de 2014 | 1 |
| Canto Claro Produções Artísticas (Firm) | — | — | 1 |
| CANVAS N | — | 4 de abril de 2003 | 1 |
| Canyon Pictures Corporation | — | 1919 | 2 |
 CAPA agency | París | agosto 1989 | — |
| Capa Productions | — | — | 1 |
| Cape of Good Films | Bombay | 2009 | 5 |
| Capital Film | — | — | 4 |
| Capitol Films | Los Ángeles | 1989 | 13 |
| Capitol Produksjon | — | — | 2 |
| Capri Entertainment | — | 2018 | 1 |
| Capricci | Francia | 1999 | 3 |
| Carac Film | — | — | 5 |
 Caracol Televisión | Bogotá | 1969 | 7 |
| Caramel Films | Montreal | 2008 | 10 |
| Caramel Pictures | Ámsterdam | 1977 | — |
| Caravan Film | — | — | 14 |
| Caravel | Roma | 1963 | 1 |
| Caribbean Films Distribution | Santo Domingo | 5 de octubre de 2011 | 1 |
| Carlton-Film | — | — | 1 |
 Carnival Films | Londres | 1978 | 4 |
 Carrere Group | Francia | 1986 | — |
 Carson Prod | — | abril 2001 | — |
 Cartoon Network Studios | Burbank | 1994 | 2 |
| Cartoon Pizza | Nashville | 2001 | 2 |
| Casa de Cinema | — | — | 1 |
| Castafiore Films | Madrid | — | 1 |
| Castel Film Romania | — | 1992 | 7 |
| Castle Rock Entertainment | Beverly Hills | 19 de junio de 1985 | 79 |
| Cathay-Keris Film Productions | — | 1951 | 3 |
| Cattleya | Roma | — | 4 |
| CB TV | — | 1989 | — |
 CBS | CBS Building | 18 de septiembre de 1927 | 7 |
 CBS Films | Los Ángeles | marzo 2007 | 8 |
| CBS Paramount Network Television | — | 17 de enero de 2006 | — |
 CBS Theatrical Films | CBS Television City | 1979 | 7 |
 CCC Film | Berlín | 1946 | 49 |
| CCTV-6 | — | 1996 | 5 |
 Cecchi Gori Group | Roma | 1984 | 49 |
| Cedar Park Entertainment | — | — | 1 |
 Celluloid Dreams | — | 1987 | 10 |
| Cenpro TV | Bogotá | — | — |
| Centar film | Belgrado | mayo 1966 | 10 |
| Center for Asian American Media | San Francisco | 1980 | 1 |
| Center for Investigative Reporting | Emeryville | 1977 | 1 |
| Central Films | París | 2004 | 2 |
| Central Studios | Coimbatore | 1935 | 2 |
| Centralfilm | — | 1953 | 3 |
| Centre Cinématographique Marocain | — | 1944 | 5 |
| Centre du Cinéma et de l'Audiovisuel de la Fédération Wallonie-Bruxelles | — | — | 2 |
| Centro de Medios Audiovisuales | — | 1982 | — |
| Centro Digital Pictures Limited | Hong Kong | 1987 | 2 |
| Centropolis Entertainment | Berlín | 1985 | 19 |
| Centrul de Producție Cinematografică București | Bucarest | — | 1 |
| Centrum Film | — | 1944 | 1 |
| Century 21 Productions | Slough Trading Estate | 1966 | 3 |
| Century Creator Company | — | 1990 | — |
| Cerf | — | — | 4 |
| Cerito Films | — | 1971 | 4 |
| CFS Košutnjak | — | — | 1 |
| Cha Cha Cha Films | Ciudad de México | 2007 | 3 |
| Chabial | — | — | 2 |
 Chadwick Pictures Corporation | — | 1915 | 9 |
 Chanel | Neuilly-sur-Seine, París | 2010 | 1 |
| Chaoui Production | Marrakech | — | 2 |
| Chapka Films | — | — | 4 |
| Charles Chaplin Productions | Los Ángeles | — | 1 |
 Charles Urban Trading Company | — | 1903 | 1 |
 Charlie Chaplin Studios | — | — | 2 |
| Charon Film | Kungsängen | — | 1 |
| Charybdis Pictures | California | 2017 | 3 |
| Chaska Films | — | — | 1 |
| Chenault Productions | — | — | 1 |
| Chernin Entertainment | Estados Unidos | 2009 | 27 |
 Chicken Soup for the Soul | Cos Cob | 28 de junio de 1993 | 2 |
| Children of Celluloid | — | — | 2 |
| Children's Film Unit | Londres | 1981 | 1 |
 Chilefilms | — | 1942 | 1 |
| Chiller Films | Nueva York | — | 1 |
| China Film Studio | — | 1933 | 1 |
| China Organ Harvest Research Center | — | 18 de abril de 2017 | 1 |
 China Southern Airlines | Cantón | 1991 | 1 |
 China Star Entertainment Group | Shun Tak Centre | 1992 | 42 |
| Choirock Contents Company | — | 5 de diciembre de 2007 | — |
| Christal Films | Montreal | 2009 | 13 |
| Christmas Films | — | 1989 | 1 |
| Chronos Film | Potsdam | 2001 | — |
 CHUM Limited | Toronto | 1945 | 1 |
| Chung Yuen Motion Picture | — | 1981 | 1 |
| Chuvashcinema | Chuvasia | 1926 | — |
| Ciby 2000 | Boulogne-Billancourt | 1990 | 12 |
| Cine Bazar | — | — | 3 |
| Cine-Action Inc. | Montreal | — | 1 |
| Cine-Allianz | Berlín | 1932 | 11 |
| Cine-Qua-Non | Estocolmo | — | 1 |
| Cineanimadores | Chile | 1989 | 3 |
| CineCentrum Berlin Film- und Fernsehproduktion | Berlín | — | — |
| Cinecom Pictures | Nueva York | 1982 | 1 |
| Cinedistri | — | — | 1 |
| Cineflix | Montreal | 2002 | 1 |
| Cinema 80 | — | — | 2 |
 Cinema Art Pvt. Ltd. | — | — | 1 |
| Cinema Fantasma | Ciudad de México | — | 1 |
 Cinema International Corporation | Estados Unidos | 9 de abril de 1970 | 2 |
 Cinema One | ABS-CBN Broadcasting Center | 1994 | 1 |
| Cinemaker | Helsinki | 1990 | 2 |
| Cinematograph | Estocolmo | 1967 | 5 |
| Cinemax (Latinoamérica) | Nueva York | — | 1 |
| CineMedia Film | Múnich | — | — |
 Cinemex | Ciudad de México | 1995 | 1 |
| Cinemiso | — | — | 2 |
| Cinenord | Oslo | 2004 | 16 |
| Cinephon | Tempelhof, Berlín | 1975 | — |
 Cineplex Entertainment | Toronto | 1999 | 1 |
| Cineproduzione Emo Bistolfi | — | — | 1 |
| Cinequanon | Tokio | marzo 1991 | 2 |
| Cinereach | Nueva York | 2006 | 6 |
 Cineriz | Roma | 1956 | 27 |
 CINES | Roma | 1906 | 98 |
| Cinesicilia | Palermo | 2007 | 3 |
| Cinesite | Londres | 1991 | 5 |
| CineTel Films | West Hollywood | — | 9 |
| Cinetévé | París | — | 3 |
| Cinevilla Studio | Riga | 22 de julio de 2003 | 1 |
| Cinevillaggio | — | — | — |
| Cineyug | Bombay | 1997 | 1 |
| Cinnamon Productions | — | — | 2 |
| Ciné B | París | 1998 | 9 |
| Ciné Tamaris | París | 1954 | 3 |
 Ciné+ | — | 7 de enero de 1991 | 22 |
 Ciné+ OCS | Issy-les-Moulineaux | 3 de julio de 2024 | 2 |
| Cinéa | — | 1986 | 2 |
| Cinéart | — | — | 2 |
 Cinédia | Río de Janeiro | 1930 | 7 |
| Cinéfondation | — | 1998 | 1 |
| Cinéfrance | — | 2012 | 5 |
| Cinégram | Ginebra | 1928 | — |
| Cinévidéo | — | — | 18 |
 Cirque du Soleil | Montreal | 1984 | 2 |
| Citadel Entertainment | — | 1988 | 1 |
| Citizen Jane Productions | Vilhonvuori | — | 4 |
 CJ ENM | Seúl | 16 de diciembre de 1994 | 1 |
| Clap Filmes | — | — | 2 |
| Clarius Entertainment | Los Ángeles | 2012 | — |
 Claro | — | 2003 | 1 |
| Clasa Films Mundiales | — | — | 1 |
| Classic srl | Roma | — | 3 |
| Claussen & Wöbke Filmproduktion | Geiselgasteig | — | 5 |
| Cleopatra Entertainment | Los Ángeles | 2015 | 3 |
| Climax Studio | — | — | 10 |
| Cloud Nine Movies | Chennai | 2008 | 2 |
| Club Seventeen | Países Bajos | — | 1 |
| ClubJenna | Scottsdale | 2000 | 1 |
| Clutch. Co.,ltd. | Nishitenma | abril 2005 | — |
 CMT | Nashville, Nueva York | 5 de marzo de 1983 | 2 |
| CNplus Production. Inc. | — | 25 de mayo de 2011 | — |
| CNRS Images | — | — | 2 |
 CodeBlack Entertainment | Universal City | 2005 | 5 |
 Cohn-Brandt-Cohn (CBC) Film Sales Corporation | — | 19 de junio de 1918 | — |
| Coimisiún na Meán | — | 15 de marzo de 2023 | 1 |
| Colmax | Asnières-sur-Seine | 1983 | 2 |
| Colonelle films | Montreal | 2012 | 5 |
| Color Climax Corporation | Copenhague | 1967 | — |
| Colorado Film | Roma | 1986 | 9 |
| Coloroom Pictures | Horgos | 25 de octubre de 2015 | — |
 Columbia Pictures | Estados Unidos, Culver City | 1918 | 1.071 |
| Columbia TriStar Television | Sony Pictures Studios | 21 de febrero de 1994 | 2 |
| Come and See Pictures | — | 2020 | 3 |
 Comedy Central | Nueva York | abril 1991 | 1 |
| Comedy Central Films | Los Ángeles | 1995 | — |
| Comedy Partners | — | — | 1 |
| Comic Strip Production | Marsella | 1992 | 1 |
 Comision de Ciudadanos por los Derechos Humanos | Los Ángeles | 1969 | 1 |
| Comité français de radio-télévision | — | 1948 | — |
| Common Room Productions | Melbourne | — | 1 |
 Compagnie des Phares et Balises | París | 1992 | 1 |
| Company of Wolves | — | — | 1 |
| Company Pictures | Londres | 1998 | 2 |
| Compass Light | Camden | 1985 | 1 |
 Compañía Nacional de Radio y Televisión de Bielorrusia | Minsk | 26 de septiembre de 1991 | 3 |
| Complete Index to World Film | — | 2004 | 1 |
 Comunidad urbana de Gran Nancy | Nancy | 1996 | 1 |
| Concord Film | — | 1959 | 2 |
 Concord Production Inc. | Hong Kong británico | 1972 | 4 |
| Condé Nast Entertainment | — | — | 4 |
 Confederación General Italiana del Trabajo | Roma | 9 de junio de 1944 | 1 |
| Connaissance Films | Nueva York | — | 1 |
 Conseil des arts et des lettres du Québec | Quebec | 1994 | 1 |
| Consejería de Participación, Transparencia, Cooperación y Calidad Democratica de la Generalidad Valenciana | — | — | 1 |
| Consejo Mundial de los Arameos | Hengelo | 1983 | 1 |
| Consolidated Film Industries | — | 1914 | 1 |
 Constantin Entertainment | Ismaning | 2001 | — |
 Constantin Film | Múnich | abril 1950 | 94 |
| Constellation Productions | — | — | 1 |
| Construction Film | Múnich | 2012 | 6 |
| Contact Film | — | 1953 | 16 |
| Content Providers | — | — | 1 |
| Continental Films | Francia | 1940 | 13 |
| Contracosta Produções | Lisboa | 1993 | 1 |
| Contrakultura Films | Buenos Aires | 2002 | — |
| Coop Video of Montreal | Montreal | marzo 1977 | 9 |
| Coop99 | Viena | — | 15 |
| Coopérative Générale du Cinéma Françai | — | noviembre 1944 | 2 |
| Coproduction Office | — | 1987 | 2 |
| Corazón International | Hamburgo | — | 2 |
| Corona Filmproduktion | — | — | 2 |
 Corporación ABS-CBN | Ciudad Quezon | 13 de junio de 1946 | 38 |
| Corporación Interamericana de Entretenimiento | Ciudad de México | 1990 | 2 |
 Corus Entertainment | Corus Quay | septiembre 1999 | 2 |
 COSMO | — | — | 1 |
| Cosmo Film | — | 1992 | 4 |
 Cosmopolitan Productions | Nueva York | 1918 | 28 |
 Cosmote TV | Atenas | 2008 | 2 |
| Counihan-Villiers Films | — | — | 1 |
| Couzin Films | Montreal | 1999 | 6 |
| Cowboy Films | — | — | 1 |
| Cowlip Productions | California | — | — |
 CPL Productions | — | 1981 | 6 |
| Crazy Pictures | Norrköping | 4 de junio de 2008 | 2 |
| Creado Film | Constanza | — | 1 |
| Creative Capital | Nueva York | 1999 | 1 |
| Creative Commercials | Jubilee Hills | 1973 | 14 |
| Creative Impulse Entertainment | Nueva York | 2003 | — |
| Creative Power Entertaining | Cantón | 21 de octubre de 2004 | 1 |
| Crescendo Productions | — | — | 1 |
 Crest Animation Productions | Burbank | 1993 | 7 |
| Cricklewood Studios | — | — | 1 |
| Cross | Tokio | 2005 | — |
 Cross Creek Pictures | Los Ángeles | 2009 | 8 |
| Crown Film Unit | — | 1940 | 3 |
| Crown International Pictures | Beverly Hills | 1959 | 7 |
| Crown Seven Ventures | Manila | — | — |
 Cruise/Wagner Productions | Los Ángeles | julio 1992 | 19 |
| Crystal Creek Media | Estados Unidos | 2005 | 3 |
| Créativité et Développement | Francia | 1987 | — |
 Crédit Agrícole | París | 2000 | 1 |
 Cuarzo Producciones | Madrid | 2000 | — |
| Cube Entertainment | Seúl | 29 de agosto de 2006 | 1 |
| Cumulus Project | — | 1992 | 1 |
 Curious Pictures | Nueva York | 1978 | 4 |
 Current Time TV | Praga | 7 de febrero de 2017 | 1 |
| Curtis Enterprises | Beverly Hills | 6 de octubre de 1961 | — |
| Curtleigh Productions | Los Ángeles | 1955 | 6 |
| Curzon Artificial Eye | Londres | 1976 | 1 |
| Cyborn | Amberes | 1998 | 1 |
 Czech Audiovisual Fund | Trade Fair Palace | 2013 | — |
| Czołówka Film Studio | — | — | 1 |
| Československy státní film | — | 1948 | 10 |
 Československá televize | Praga | diciembre 1957 | 5 |
 Česká televize | Praga | 1992 | 23 |