| I&u TV | Köln | 2000 | — |
| IAC | Kota New York | 28 Juli 1986 | 4 |
| IB3 | Santa Ponça | Maret 2005 | 1 |
| Iblis Films | Kota Brussel | — | 1 |
| ICM Partners | Los Angeles | 1975 | 1 |
| Iconic Events | Los Angeles | 2020 | — |
| Ideosource Entertainment | — | 2011 | 5 |
| IDTV | Amsterdam | 1977 | 7 |
| Iduna Film | Ismaning | — | 2 |
| IFC | — | September 1994 | 3 |
| IFKY Films | Nashville | 2018 | 1 |
| Igra TV | Uni Soviet, Rusia | 1990 | — |
| IHQ | Samseong-dong | Februari 1999 | 47 |
| Il Mattino | Napoli | 1892 | 1 |
| Illume | Länsi-Pasila | 1987 | 6 |
| Illumination | Amerika Serikat, Santa Monica, Los Angeles, California | 17 Januari 2007 | 18 |
| Illusion | — | 1906 | — |
| Illusion Studios | Buenos Aires | 2001 | 3 |
| Iluzjon | — | 1955 | 24 |
| Image Comics | Berkeley | 1992 | 2 |
| Image Entertainment | Los Angeles | 1981 | 3 |
| Images de la Diversité | — | — | 1 |
| Imagi Animation Studios | Chai Wan | 2000 | 4 |
| Imagine Entertainment | Beverly Hills | November 1985 | 90 |
| Imaj Film | — | — | 2 |
| Imajinari Pictures | — | 2022 | 5 |
| IMG | Kota New York | 1960 | 2 |
| Impact Pictures | — | 2001 | 2 |
| Impala | — | — | 8 |
| Imparja Television Pty Ltd | — | 1988 | — |
| Imperative Entertainment | Santa Monica | 2014 | 5 |
| Impossible Pictures | London | 2002 | — |
| Impress Telefilm Limited | — | 1996 | 25 |
| Imprint Entertainment | Burbank | 2008 | 2 |
| Improvision | Coventry | 1990 | 1 |
| In-Ruum | — | — | 2 |
| Independent Film Company | Kota New York | — | 1 |
| Independent Films | Amsterdam | 2000 | 3 |
| Independent Moving Pictures | Kota New York | 1909 | 2 |
| Independent Short Film | — | — | 1 |
| Indian Summer Film | Stockholm | — | 1 |
| Indiana Production | Milan | 2005 | 14 |
| IndieMan Productions | San Diego | 2012 | 3 |
| INDIESTORY | Seoul | 1998 | 55 |
| Indigo Film | Roma | 1994 | 20 |
| Indika Entertainment | Jakarta Selatan | — | 2 |
| Industrial Light & Magic | San Francisco, Letterman Digital Arts Center | Mei 1975 | — |
| Industrie Cinematografiche Italiane | Roma | 1933 | 8 |
| Inflo Films | Toronto | 2004 | — |
| Inforg Stúdió | — | — | 2 |
| Inforg-M&M Film | Budapest | 2007 | 6 |
| Informasjonsfilm | — | — | 1 |
| Ink Pixel Films | London | 2010 | — |
| Inkas Film Production | Athena | 1997 | 3 |
| InlayFilm | Moskow | 2007 | 1 |
| Innocent Pictures | Vallensbæk Strand | 25 Maret 2002 | 3 |
| InScript | Vilnius | 14 Januari 2013 | 2 |
| Insight Film Studios | Vancouver | 1990 | 2 |
| Insignia Films | Kota New York | 1988 | 3 |
| Inspiration Pictures | — | — | 1 |
| Institut Català de les Empreses Culturals | Barcelona | 2000 | 8 |
| Institut del Cinema Català | Barcelona | 1975 | 3 |
| Institut Film Inggris | Lambeth | 1933 | 60 |
| Institut Film Norwegia | Oslo | 1956 | 1 |
| Institut français | Paris | 2011 | 1 |
| Institut Lumière | — | — | 1 |
| Institut Ramon Llull | Palau del Baró de Quadras | 5 April 2002 | 1 |
| Institut Valencià de Cultura | — | — | 1 |
| Institute for Regional Education | Santa Fe | 3 April 1973 | 2 |
| Institute for the Intellectual Development of Children and Young Adults | — | 8 Januari 1965 | 9 |
| Instituto Cinematográfico de El Salvador Revolucionario | — | — | 1 |
| Instituto Nacional de Cinema | — | 1976 | 3 |
| Instytucja Filmowa „Silesia-Film” | — | 1946 | 1 |
| Intel Corporation | Santa Clara | 18 Juli 1968 | 1 |
| Inter | Kyiv | 20 Oktober 1996 | 1 |
| Inter-Services Public Relations | Rawalpindi | 1949 | 2 |
| Interfilm Production Studio | Kyiv | 16 Februari 2001 | 1 |
| Interloper Films | — | 1994 | 1 |
| International Film Service | — | 1915 | 1 |
| International Germania Film | — | — | 2 |
| Internet Movie Database | — | 17 Oktober 1990 | 1 |
| Interopa Film | Berlin | 1959 | — |
| Interscope Records | Santa Monica | 1989 | 2 |
| Intrepid Pictures | Santa Monica, Los Angeles | 2004 | 12 |
| Intuitive Pictures | — | — | 1 |
| Investigation Discovery | Maryland | 7 Oktober 1996 | 1 |
| Ipso Facto Films | Newcastle upon Tyne | — | 1 |
| IQIYI | Beijing | 22 April 2010 | 2 |
| Iran Film | — | — | 11 |
| Iran Nema Studio | — | 1958 | 2 |
| Iris Films | Barcelona | 1909 | — |
| Ironbound Films | Garrison, Garrison | 2003 | 4 |
| Irontree Films | San Diego | — | 1 |
| Irwin Entertainment | — | 2004 | — |
| Ishimori Productions | Tokyo | 1967 | 14 |
| Island Records | London | 4 Juli 1959 | 4 |
| Istituto Luce | Roma | 1924 | 21 |
| It's Alive Films | Hermanninmäki | 2013 | 4 |
| Itaca Film | London | — | 1 |
| Itala Film | Turin | 1907 | 53 |
| Italia | — | 18 Juni 1946 | 1 |
| Italian General Confederation of Labour | Roma | 9 Juni 1944 | 1 |
| ITV Studios Germany | Köln | 1999 | — |
| ITV Wales & West | Cardiff, Bristol | 1968 | 1 |
| ITVS | San Francisco | — | 8 |
| Ivan Film Productions | — | 1914 | 1 |
| Ivan Fíla Filmproduktion | Frankfurt am Main | — | 1 |
| Ivi.ru | Moskow | 26 Februari 2010 | 1 |
| IWantTFC | — | 2011 | — |
| Izawa Office | Akasaka, Tokyo | 11 Januari 1979 | — |
| İctimai Television | Baku | 2005 | 1 |
| İstisnai Filmler ve Reklamlar | — | — | 1 |
| Île-de-France | — | 4 Juni 1960 | 1 |