| C-Films | Zürich | 1999 | 3 |
| C-Hundred Film Corporation | — | 1996 | 1 |
| C.O.R.E. | Toronto | 1994 | 4 |
| C2 Pictures | Santa Monica | 2002 | 4 |
| C8 | Boulogne-Billancourt | 7 Oktober 2012 | 1 |
| Cabinet Entertainment | Stockholm | 1998 | 2 |
| Cados Producciones | — | — | 1 |
| Caesar Film | Roma | 1914 | 18 |
| CaixaForum | — | 2002 | 1 |
| Cake Entertainment | London | 2002 | — |
| Calouste Gulbenkian Foundation | Calouste Gulbenkian Foundation headquarters | 18 Juli 1956 | 1 |
| CALT | Boulogne-Billancourt | 1999 | — |
| Calvin Company | Kansas City, Missouri | 1931 | — |
| Camelot Entertainment Group | Irvine | — | — |
| Camera Cagliostro | Tampere | 1992 | 1 |
| Camera One | — | — | 2 |
| Campbell Grobman Films | Amerika Serikat | 2011 | 8 |
| Campus Studios | Provo | — | 1 |
| Canada Council for the Arts | Ottawa | 1957 | 4 |
| Canada Trust | Toronto | 1864 | 1 |
| Canadian Bioscope Company | — | 1912 | 1 |
| Canal 13 | Santiago de Chile | 21 Agustus 1959 | 1 |
| Canal Brasil | Rio de Janeiro | — | 3 |
| Canal Sur Televisión | Sevilla | 1989 | 13 |
| Canal+ | Issy-les-Moulineaux | 4 November 1984 | 217 |
| Canal+ | Tres Cantos | 8 Juni 1990 | 20 |
| Canal+ | Issy-les-Moulineaux | 2018 | 8 |
| Canal+ Horizons | — | 18 April 1990 | 2 |
| Canal+ Premium | Warsawa | 1994 | 2 |
| Canto Claro Produções Artísticas (Firm) | — | — | 1 |
| Canção Nova | — | — | 1 |
| Capa Productions | — | — | 1 |
| Capcom | Chūō-ku, Ōsaka | 30 Mei 1979 | 7 |
| Capi Films | Paris | 1967 | 1 |
| Capital Arts Entertainment | — | 1995 | 6 |
| Capital Film | — | — | 4 |
| Capitol Films | Los Angeles | 1989 | 13 |
| Capri Entertainment | — | 2018 | 1 |
| Capricci | Prancis | 1999 | 3 |
| Carac Film | — | — | 5 |
| Caracol Televisión | Bogotá | 1969 | 7 |
| Caravan Film | — | — | 14 |
| Caravan Film | — | — | 2 |
| Caravan Pictures | Santa Monica | 1992 | 22 |
| Carlton-Film | — | — | 1 |
| Carnival Films | London | 1978 | 4 |
| Carousel Productions | Manila | — | 1 |
| Cartel | — | 2003 | 1 |
| Cartoon Network | Atlanta, Burbank, Kota New York | Oktober 1992 | 4 |
| Cartoon Network Studios | Burbank | 1994 | 2 |
| Cartoon Pizza | Nashville | 2001 | 2 |
| Cartoon Saloon | Kilkenny | 1999 | 5 |
| Casa de Filme 5 | — | — | 5 |
| Casablanca Records | Los Angeles | 1973 | 1 |
| Castel Film Romania | — | 1992 | 7 |
| Castelao Producciones | Madrid | — | 4 |
| Castle Rock Entertainment | Beverly Hills | 19 Juni 1985 | 79 |
| Catalan Institute of Finance | Gran Via de les Corts Catalanes | 1985 | 1 |
| Catherine Dussart Production | — | — | 2 |
| Cattleya | Roma | — | 4 |
| CB Films | — | — | 1 |
| CBC | Ottawa | 2 November 1936 | 11 |
| CBC Film Sales Corporation | — | 19 Juni 1918 | — |
| CBC Television | Toronto | 6 September 1952 | 2 |
| CBS | CBS Building | 18 September 1927 | 7 |
| CBS Media Ventures | Santa Monica | 26 September 2006 | — |
| CBS Productions | Los Angeles | 2015 | 3 |
| CBS Theatrical Films | CBS Television City | 1979 | 7 |
| CC&C – Clarke Costelle et Cie | Paris | 2001 | — |
| CCC Film | Berlin | 1946 | 49 |
| CCTV | Kantor pusat CCTV | 2 September 1958 | 2 |
| Celluloid Dreams | — | 1987 | 10 |
| Celtic Films | — | — | 1 |
| Cenpro Televisión | Bogotá | — | — |
| Centar film | Beograd | Mei 1966 | 10 |
| Centaure Films | — | — | 1 |
| Centralfilm | — | 1953 | 3 |
| Centre du Cinéma et de l'Audiovisuel de la Fédération Wallonie-Bruxelles | — | — | 2 |
| Centro Nacional Autónomo de Cinematografía | — | — | 3 |
| Centron Corporation | — | 1947 | 5 |
| Centrum Film | — | 1944 | 1 |
| Century 21 Productions | Slough Trading Estate | 1966 | 3 |
| Century Creator Company | — | 1990 | — |
| CFS Košutnjak | — | — | 1 |
| Chahar Nam Company | — | — | 3 |
| Chaiyo Productions Co. Ltd. | — | — | 9 |
| Chanel | Neuilly-sur-Seine, Paris | 2010 | 1 |
| Changchun Film Studio | Changchun | Oktober 1945 | 45 |
| Channel 4 | London | 2 November 1982 | 21 |
| Channel Four Television Corporation | London | 1982 | 1 |
| Chaplin-Mayer Pictures Company | — | 1920 | 1 |
| Charles Chaplin Productions | Los Angeles | — | 1 |
| Chehel-sotoon cinematic organization | — | — | 5 |
| Chenault Productions | — | — | 1 |
| Chernin Entertainment | Amerika Serikat | 2009 | 27 |
| Cheyenne Enterprises | Santa Monica | 2001 | 9 |
| Children of Celluloid | — | — | 2 |
| Children's Film Foundation | — | 1951 | 1 |
| Children's Film Unit | London | 1981 | 1 |
| Chilefilms | — | 1942 | 1 |
| Chiller | GE Building | 2007 | 1 |
| Chiloé Productions | — | 2003 | — |
| China Children's Film Studio | — | — | 1 |
| China Film Group Corporation | Beijing | 12 Februari 1999 | 51 |
| China Film Studio | — | 1933 | 1 |
| China Media Capital | Tianjin Economic-Technological Development Area, Shanghai Free-Trade Zone | 11 November 2008 | 1 |
| China Organ Harvest Research Center | — | 18 April 2017 | 1 |
| China Southern Airlines | Guangzhou | 1991 | 1 |
| China Star Entertainment Group | Shun Tak Centre | 1992 | 42 |
| Choirock Contents Company | — | 5 Desember 2007 | — |
| Chorki | Dhaka | 12 Juli 2021 | 2 |
| Christian Frei Filmproductions GmbH | — | — | 1 |
| Christie Film Company | — | 1916 | 1 |
| CHUM Limited | Toronto | 1945 | 1 |
| Chung Yuen Motion Picture | — | 1981 | 1 |
| Chūkyō Television Broadcasting | Nakamura-ku | Maret 1968 | 3 |
| Ciby 2000 | Boulogne-Billancourt | 1990 | 12 |
| Cine Animadores | Chili | 1989 | 3 |
| Cine Art Productions | Amerika Serikat | — | 1 |
| Cine Bazar | — | — | 3 |
| Cine-Allianz | Berlin | 1932 | 11 |
| Cine-Qua-Non | Stockholm | — | 1 |
| CineCentrum Berlin Film- und Fernsehproduktion | Berlin | — | — |
| Cinecentrum Hilversum | Hilversum | — | — |
| Cinecittà | Roma | 1937 | 7 |
| Cinecittà | Roma | 2011 | 3 |
| Cinedistri | — | — | 1 |
| Cineflix | Montreal | 2002 | 1 |
| Cinelou Films | Los Angeles | — | 1 |
| Cinema 80 | — | — | 2 |
| Cinema and Audiovisual School of Catalonia | Terrassa | 1993 | 5 |
| Cinema Art Pvt. Ltd. | — | — | 1 |
| Cinema Center Films | Hollywood | 1969 | 19 |
| CineMagic Co. | Tokyo | 11 November 1983 | — |
| Cinemand | Los Angeles | 2015 | 2 |
| CinemArt | Praha | Mei 1992 | 3 |
| Cinemassacre Productions | — | 2004 | 1 |
| Cinematograph | Stockholm | 1967 | 5 |
| Cinemaundici | Roma, Milan | 1998 | 5 |
| Cinemax | Kota New York | — | 1 |
| Cinemex | Kota Meksiko | 1995 | 1 |
| Cinemiso | — | — | 2 |
| Cinenord | Oslo | 2004 | 16 |
| Cineplex Entertainment | Toronto | 1999 | 1 |
| Cineproduzione Emo Bistolfi | — | — | 1 |
| Cinequanon | Tokyo | Maret 1991 | 2 |
| Cinerama Releasing Corporation | Los Angeles | 1952 | 3 |
| Cinereach | Kota New York | 2006 | 6 |
| Cinergi Pictures | Santa Monica | 1992 | 10 |
| Cines | Roma | 1906 | 98 |
| Cinesicilia | Palermo | 2007 | 3 |
| Cinesite | London | 1991 | 5 |
| Cinesound Productions | — | 1931 | 37 |
| Cinetévé | Paris | — | 3 |
| Cinevilla Studio | Riga | 22 Juli 2003 | 1 |
| CineVox Filmproduktion GmbH | — | 1983 | — |
| Cineyug | Mumbai | 1997 | 1 |
| Cinquième Maison | — | — | 1 |
| Ciné qua non | — | — | 1 |
| Ciné+ | — | 7 Januari 1991 | 22 |
| Ciné+ OCS | Issy-les-Moulineaux | 3 Juli 2024 | 2 |
| Cinéa | — | 1986 | 2 |
| Cinéart | — | — | 2 |
| Cinédia | Rio de Janeiro | 1930 | 7 |
| Cinéfrance | — | 2012 | 5 |
| Cinéfrance 1888 | Prancis | 2012 | 2 |
| Cinégram | Jenewa | 1928 | — |
| CinéGroupe | Montreal | 1974 | 4 |
| Circe Films | — | — | 1 |
| Cirque du Soleil | Montreal | 1984 | 2 |
| Citadel Entertainment | — | 1988 | 1 |
| Citizens Commission on Human Rights | Los Angeles | 1969 | 1 |
| Citizens United | Washington, D.C. | 1988 | 1 |
| Citizens United Productions | — | — | 1 |
| Citra Visual Sinema | — | — | 2 |
| CITY-DT | Toronto | 28 September 1972 | 1 |
| CJ E&M | CJ ENM Center, Seoul | September 2010 | 19 |
| CJ ENM | Seoul | 16 Desember 1994 | 1 |
| CJ ENM Studios | — | — | 1 |
| CL Productions | Polygono | 1998 | 1 |
| Clap Filmes | — | — | 2 |
| Clasa Films Mundiales | — | — | 1 |
| Clean Slate Films | Mumbai | Oktober 2014 | 1 |
| Cleopatra Entertainment | Los Angeles | 2015 | 3 |
| Clerkenwell Films | — | — | 2 |
| Climax Studio | — | — | 10 |
| Closer Media | — | 2022 | 1 |
| Closer Productions | Adelaide, Australia Selatan | 2010 | 1 |
| Cloud Nine Movies | Chennai | 2008 | 2 |
| ClubJenna | Scottsdale | 2000 | 1 |
| CMO | Bogotá | 1999 | 1 |
| CNN | CNN Center, Kota New York | Juni 1980 | 2 |
| CNRS Images | — | — | 2 |
| CO Production | — | — | 1 |
| CO.Film | Stockholm | — | 1 |
| CodeBlack Entertainment | Universal City | 2005 | 5 |
| Cogitoworks | Setagaya | 10 Januari 2008 | 1 |
| College of the North Atlantic | — | 1997 | 2 |
| Colmax | Asnières-sur-Seine | 1983 | 2 |
| Colombiana de Televisión | Bogotá | 16 Juni 1972 | — |
| Colonelle films | Montreal | 2012 | 5 |
| Color Climax Corporation | Kopenhagen | 1967 | — |
| Colour Yellow Productions | Mumbai | 2011 | 12 |
| Columbia Pictures | Amerika Serikat, Culver City | 1918 | 1.071 |
| Columbia Pictures Film Production Asia | Hong Kong | — | 5 |
| Combat Zone | Los Angeles | 2006 | — |
| Comedy Central Films | Los Angeles | 1995 | — |
| Comedy Partners | — | — | 1 |
| Comité français de radio-télévision | — | 1948 | — |
| Comix Wave | Tokyo | 1997 | 1 |
| CoMix Wave Films | Suginami | Maret 2007 | 7 |
| Compagnia Distribuzione Internazionale | Roma | 1985 | 2 |
| Company 3 | Los Angeles | 1997 | 2 |
| Company of Wolves | — | — | 1 |
| Company Pictures | London | 1998 | 2 |
| Concord Production Inc. | Hong Kong Britania Raya | 1972 | 4 |
| Connaissance Films | Kota New York | — | 1 |
| Consejo Superior de Investigaciones Científicas | CSIC central building, Madrid | 24 November 1939 | 1 |
| Consolidated Film Industries | — | 1914 | 1 |
| Conspiracy Entertainment | Long Beach | 1997 | 1 |
| Conspiração Filmes | Rio de Janeiro | — | 2 |
| Constantin Entertainment | Ismaning | 2001 | — |
| Constantin Film | Munich | April 1950 | 94 |
| Constellation Productions | — | — | 1 |
| Construction Film | Munich | 2012 | 6 |
| Contact Films | — | — | 1 |
| Continental Company | — | — | 1 |
| Continental Films | Prancis | 1940 | 13 |
| Contrakultura Films | Buenos Aires | 2002 | — |
| Coop Video of Montreal | Montreal | Maret 1977 | 9 |
| Coopérative Générale du Cinéma Françai | — | November 1944 | 2 |
| Copenhagen Bombay | Kopenhagen | 2006 | 2 |
| Coproduction Office | — | 1987 | 2 |
| Corazón International | Hamburg | — | 2 |
| Corporació Catalana de Mitjans Audiovisuals | Sant Joan Despí | 30 Mei 1983 | 6 |
| Corvin Film Studio | Budapest | 16 Oktober 1916 | 13 |
| Cosmo Film | — | 1992 | 4 |
| Cosmopolitan Film Productions | — | 1988 | 2 |
| Cosmopolitan Productions | Kota New York | 1918 | 28 |
| Counihan-Villiers Films | — | — | 1 |
| Coyote | Paris | 19 Januari 1989 | — |
| Crazy Pictures | Norrköping | 4 Juni 2008 | 2 |
| Creado Film | Konstanz | — | 1 |
| Creative Commercials | Jubilee Hills | 1973 | 14 |
| Creative England | Elstree Studios | 2011 | 1 |
| Creative Motion | Pescara | 2016 | 1 |
| Creative Scotland | — | 2010 | 6 |
| Crescendo Productions | — | — | 1 |
| Croatia Film | Zagreb | 21 Maret 1974 | 14 |
| Crone Film Produktion | Kongens Lyngby | — | 2 |
| Cross | Tokyo | 2005 | — |
| Crown Film Unit | — | 1940 | 3 |
| Crown International Pictures | Beverly Hills | 1959 | 7 |
| Crown Seven Ventures | Manila | — | — |
| Cube Entertainment | Seoul | 29 Agustus 2006 | 1 |
| Culver Max Entertainment | Mumbai | 1995 | 6 |
| Culver Studios | Culver City | 1918 | — |
| Curious Pictures | Kota New York | 1978 | 4 |
| Current Time TV | Praha | 7 Februari 2017 | 1 |
| Curtis Enterprises | Beverly Hills | 6 Oktober 1961 | — |
| Curzon Artificial Eye | London | 1976 | 1 |
| Cyfrowy polsat | Warsawa | 5 Desember 1999 | 1 |
| Cyprus Broadcasting Corporation | Nikosia | 1953 | 1 |
| Czech Audiovisual Fund | Veletržní palác | 2013 | — |
| Czechoslovak Army Film Studio | — | 1950 | 1 |
| Czechoslovak Television | Praha | Desember 1957 | 5 |
| Czołówka Film Studio | — | — | 1 |
| Československy státní film | — | 1948 | 10 |
| Česká televize | Praha | 1992 | 23 |