| L'Altrofilm | — | 1998 | — | 3 |
| L'Ottava | Italy | 1985 | — | 2 |
| La 2 | Spain | November 15, 1966 | — | 1 |
| La Blogothèque productions | France | November 12, 2009 | — | — |
| La Charito Films | Spain | 2017 | — | 5 |
| La Claqueta PC | — | 2002 | — | 17 |
| La Classe Américaine | France | January 10, 2002 | — | 3 |
| La Compagnie des Taxis-Brousse | — | 1991 | — | 2 |
| La copa de Psique | Mexico | 2022 | — | 4 |
| La Fábrica de la Tele | Spain | 2007 | April 30, 2024 | — |
| La Grosse Équipe | France | 2005 | — | — |
| La Générale de Production | France | January 24, 2001 | — | 1 |
| La Iguana | Spain | — | — | 1 |
| La Manchester | Spain | July 27, 2015 | — | 1 |
| La Melissa Films | Italy | — | — | 1 |
| La Onda productions | France | 2015 | — | 1 |
| La Osa Producciones Audiovisuales | Spain | March 12, 2024 | — | — |
| La Parti Productions | Belgium | 1999 | — | 2 |
| La Petite Reine | France | 1995 | — | 6 |
| LA Productions | — | 2000 | — | 1 |
| La Ruelle Films | Canada | — | — | 1 |
| La Sexta | Spain | March 27, 2006 | — | 1 |
| La Société du spectacle | France | 1997 | 2010 | — |
| La Société nouvelle de production | Canada | 1983 | — | — |
| La Terraza Films | Spain | — | — | 4 |
| La7 | Italy | 1974 | — | 1 |
| Laboratório Fantasma | Brazil | 2008 | — | 2 |
| Lacewood Productions | — | 1988 | 1998 | 1 |
| Lacta | Greece | — | — | 2 |
| Ladies' Home Journal | United States | 1883 | April 24, 2014 | 1 |
| Lagune Productions | Senegal | — | — | 1 |
| Laika | United States | July 20, 2005 | — | 8 |
| Lakeshore Entertainment | United States | 1994 | — | 59 |
| Lakshmi Narasimha Entertainments | — | 2011 | — | 3 |
| Lama Films | Israel | — | — | 3 |
| Lan Zinema | Spain | 1978 | — | 5 |
| Landmarc films | — | 2011 | — | 2 |
| Lang Film | — | 1980 | — | 1 |
| Lanterna Magica | Italy | 1983 | — | 1 |
| Laokoon Filmgroup | Hungary | 2002 | — | 2 |
| Lapone Entertainment | Japan | May 29, 2019 | — | 1 |
| Laponia Films | Spain | 1961 | — | — |
| Largo Entertainment | United States | 1991 | 1999 | 12 |
| Larry Darmour Productions | United States | 1927 | — | 2 |
| Las Leyes de la Frontera AIE | Spain | — | — | 1 |
| Las Producciones del Escorpión | Spain | — | — | 2 |
| LaScam | France | May 11, 1981 | — | 1 |
| Lastor Media | Spain | — | — | 7 |
| Lat-Lon, LLC | United States | 1999 | — | 1 |
| Laterit Productions (France) | France | 1988 | — | 3 |
| Laterna | Japan | July 2002 | April 2010 | — |
| Latitudes Production | Belgium | — | — | 1 |
| Latvian Academy of Culture | Latvia | December 29, 1990 | — | 1 |
| Latvians Abroad | Latvia | 2007 | — | 1 |
| Latvijas Televīzija | Latvia | June 29, 1992 | January 2, 2025 | 1 |
| Laurel Films | People's Republic of China | 2000 | — | 4 |
| Lava Bear Films | United States | 2011 | — | — |
| Lavafilm | Germany | — | — | 1 |
| Lawson Entertainment | Japan | July 23, 1992 | — | 1 |
| Laya Films | Spain | 1936 | 1938 | 1 |
| LD Entertainment | United States | 2007 | — | 16 |
| Le cinéma du peuple | France | October 28, 1913 | — | — |
| Le Film d'art | France | January 18, 1908 | 1972 | 11 |
| Le Fresnoy | France | October 1997 | — | 1 |
| Le Pacte | France | 2007 | — | 14 |
| Le Spot | Greece | — | — | 1 |
| Lea Productions | Philippines | 1960 | 1994 | 1 |
| Leeds Animation Workshop | United Kingdom | 1978 | — | — |
| Left Bank Pictures | United Kingdom | July 2007 | — | 3 |
| Left/Right Productions | United States | 2006 | — | 1 |
| Legacy Pictures | — | 2015 | — | 19 |
| Lege Artis Film | Estonia | August 9, 1993 | — | 2 |
| Legend Films | United States | August 2001 | — | 1 |
| Legend Video | United States | 1992 | — | 2 |
| Legendary Pictures | United States | 2000 | — | 69 |
| Legion M | — | 2016 | — | 4 |
| Lehren | — | 1987 | — | — |
| Lemming Film | Netherlands | 1995 | — | 8 |
| Lemon Films | — | 2003 | — | 3 |
| Lendok Open Film Studio | Russia | 1932 | — | 9 |
| Lenfilm | Russia | 1914 | — | 578 |
| Leni Riefenstahl-Produktion | Germany | 1940 | — | — |
| Lennauchfilm | Russia | 1933 | — | 5 |
| Lenoir Leclerc Inc. | Canada | — | — | 1 |
| Lens Film | Pahlavi Iran | — | — | 1 |
| Lente Curta+ | Brazil | October 21, 2025 | — | 1 |
| Lentsch Productions | United States | 2022 | — | 9 |
| Leo Pictures | Indonesia | 2019 | — | 4 |
| Leo Production | Estonia | — | — | 1 |
| Leone Film Group | Italy | 1989 | — | 1 |
| Leonine Distribution | Germany | 1979 | — | 2 |
| LEONINE Production | Germany | — | — | 2 |
| Lerche | Japan | 2011 | — | 1 |
| Lereby Produções | Brazil | 1998 | — | 1 |
| Les 3 Lignes | France | August 30, 2010 | — | 1 |
| Les Armateurs | France | 1994 | — | 5 |
| Les Cartooneurs Associés | France | 1982 | — | — |
| Les Films 13 | — | 1961 | — | 14 |
| Les Films A4 | France | — | — | 4 |
| Les Films Ariane | France | 1945 | — | 9 |
| Les Films Balenciaga | France | — | — | 1 |
| Les Films Christian Fechner | France | 1992 | 2015 | 8 |
| Les Films Concordia | — | 1963 | — | 1 |
| Les Films Copernic | France | — | — | 1 |
| Les Films Corona | France | 1945 | March 9, 1988 | 7 |
| Les Films d'ici | France | 1978 | — | 17 |
| Les Films de l'Arlequin | France | 1991 | — | 1 |
| Les Films de l'Atalante | France | 1980 | — | 1 |
| Les Films de l'Étranger | France | — | — | 2 |
| Les Films de la Passerelle | Belgium | 1984 | — | 1 |
| Les films de la tortue inc. | Canada | August 4, 2009 | — | 1 |
| Les Films de Pierre | France | December 24, 2007 | — | 5 |
| Les Films des Tournelles | France | — | — | 4 |
| Les Films du 24 | — | 1996 | — | 16 |
| Les Films du Cap | France | — | — | 3 |
| Les Films du Carrosse | France | 1957 | February 7, 2000 | 11 |
| Les Films du Fleuve | — | 1994 | — | 16 |
| Les Films du Kiosque | France | 1994 | — | 17 |
| Les Films du Losange | France | 1962 | — | 42 |
| Les Films du Loup | France | — | — | 2 |
| Les Films du Nord | France | 1995 | — | — |
| Les Films du Poisson | France | 1995 | — | 24 |
| Les films du Worso | France | September 12, 2003 | — | 12 |
| Les Films en Hiver | France | — | — | 1 |
| Les Films Extérieur Jour | Canada | — | — | 1 |
| Les Films Jacques Leitienne | France | — | — | 1 |
| Les Films JAD | — | — | — | 1 |
| Les Films Jean-Pierre Lefebvre | France | — | — | 2 |
| Les Films Manuel Munz | France | — | — | 3 |
| Les Films Pelléas | France | 1990 | — | 28 |
| Les Films Raoul Ploquin | France | — | — | 1 |
| Les Films Rôdeurs | Canada | — | — | 1 |
| Les Films Séville | Canada | 1987 | — | 4 |
| Les Frères Cinéma | Togo | June 2010 | — | 3 |
| Les Productions Bagheera | France | — | — | 1 |
| Les Productions de la Guéville | France | — | — | 11 |
| Les Productions du lundi matin | Canada | — | — | 1 |
| Les Productions du Trésor | — | 1995 | — | 10 |
| Les Productions du Verseau Inc. | Canada | February 12, 1973 | — | 4 |
| Les Productions JMH | Switzerland | — | — | 2 |
| Les Productions La Fête | Canada | — | — | 7 |
| Les Productions Lazennec | France | — | — | 3 |
| Les Productions Rivard | Canada | — | — | 1 |
| Les Productions Sous Zéro | Canada | — | — | 1 |
| Les rapailleurs inc. | Canada | — | — | 2 |
| Les Valseurs | France | 2013 | — | — |
| Les' Copaque Production | Malaysia | 2005 | — | 1 |
| Letterbox Filmproduktion | Germany | December 28, 1987 | — | 3 |
| Level-5 | Japan | October 28, 1998 | — | 2 |
| LeVision Pictures | People's Republic of China | 2011 | — | 1 |
| Levitate Film | Netherlands | — | — | — |
| Levy-Gardner-Laven | United States | 1951 | — | 2 |
| Lexington Broadcast Services Company | — | 1976 | May 18, 1992 | 2 |
| Lexus | Japan | 1989 | — | 1 |
| Leópolis | Brazil | — | — | 1 |
| LG Group | South Korea | January 5, 1947 | — | 1 |
| LGM Productions | — | 1994 | 2017 | 10 |
| Liaison Cinématographique | — | March 18, 2003 | — | 1 |
| Lianhua Film Company | People's Republic of China | 1930 | — | 11 |
| Liberator Productions | France | — | — | 2 |
| Liberty Films | United States | 1945 | 1951 | 3 |
| Library and Archives Canada | Canada | May 21, 2004 | — | 1 |
| Lichtblick Film | Germany | — | — | 2 |
| Lider TV | Azerbaijan | 2000 | June 2021 | 1 |
| Life Work | Japan | — | — | 1 |
| Lifetime | United States | February 1984 | — | 3 |
| LIFT Productions | — | — | — | 1 |
| Light Chaser Animation Studios | People's Republic of China | 2013 | — | 2 |
| Lightbox | — | 2014 | — | 1 |
| Lightstorm Entertainment | United States | 1990 | — | 12 |
| Lightstream Israel | Israel | 2006 | — | 1 |
| Lightworkers Media | United States | 2011 | — | — |
| Lightyear Media | People's Republic of China | October 13, 2014 | — | 1 |
| Lignose Hörfilm System Breusing | Germany | — | — | — |
| Likely Story | — | 2006 | — | 18 |
| Lilies Films | France | — | — | 1 |
| Lillasyster produktion | Sweden | 2005 | — | — |
| Limelight | United States | 1962 | — | 1 |
| Limelight Department | Australia | 1891 | — | 5 |
| Limon Film | Turkey | — | — | 1 |
| Link production | France | 2005 | — | — |
| Lion Television | United Kingdom | 1997 | — | — |
| Lionsgate Canada | Canada | 1973 | — | 30 |
| Lionsgate Films | United States | 1998 | — | 24 |
| Lionsgate Home Entertainment | — | 1984 | — | 3 |
| Lionsgate Television | United States | July 1997 | — | — |
| Lionsgate UK | — | 1997 | — | 2 |
| Liontree Films | United Kingdom | February 14, 2025 | — | 1 |
| Lisa Film | Germany | 1964 | — | 17 |
| Listo-Film | Austria | — | — | — |
| Literaria Film | Germany | — | — | — |
| Lithuanian Film Studios | Lithuania | 1940 | — | 26 |
| Little Bear | France | 1975 | — | 33 |
| Little Big Bear Filmproduction | Germany | — | — | 1 |
| Little Big Films | — | — | — | 1 |
| Little Big Pictures | — | — | — | 1 |
| Little Dream Entertainment | Germany | — | — | 1 |
| Little Shark Entertainment | Germany | — | — | 3 |
| Little Stranger | United States | January 5, 2001 | — | 1 |
| Live Nation Entertainment | United States | 2005 | — | 2 |
| LivePlanet | United States | 2000 | — | 6 |
| Lo Wei Motion Picture Company | Hong Kong | 1975 | — | 3 |
| Lockheed Corporation | United States | 1970 | 1995 | 1 |
| Locksmith Animation | United Kingdom | 2014 | — | 1 |
| Logo TV | United States | June 30, 2005 | — | 1 |
| Logos Film | South Korea | November 29, 2000 | — | — |
| Lohkast | Kenya | June 15, 2025 | — | 3 |
| Lolafilms | Spain | — | — | 17 |
| Loma Vista Recordings | United States | 2012 | — | 1 |
| Lomotion | Switzerland | 2001 | — | 1 |
| London Film Academy | United Kingdom | 2001 | — | 1 |
| London Films | United Kingdom | 1932 | — | 63 |
| London Gunn | United States | — | — | 1 |
| London Independent Producers | — | — | — | 2 |
| London Weekend Television | United Kingdom | August 2, 1968 | — | 1 |
| Lone Star Funds | United States | 1995 | — | 1 |
| Lone Star Productions | United States | 1933 | 1935 | 16 |
| Lonely Cat Productions | United States | — | — | 1 |
| LONGRIDE | Japan | — | — | 1 |
| Look Film | Russia | 2010 | — | 3 |
| Looks Film | — | 1995 | — | 1 |
| Lorimar Television | United States | February 1969 | July 14, 1993 | 34 |
| Los Angeles Daily News | United States | 1911 | — | 1 |
| Los Angeles Media Fund | — | September 14, 2014 | — | 3 |
| Los Angeles Newspaper Group | — | — | — | 1 |
| Lost Colony Entertainment | United States | 2001 | — | — |
| Lost Ones | — | July 2020 | — | 1 |
| Lotte Cultureworks | — | June 2018 | — | 80 |
| Lotte Entertainment | South Korea | 2003 | — | 12 |
| Lotus Film | Austria | 1982 | — | 14 |
| Louie T. Beagle Productions | United States | — | — | 2 |
| Louis B. Mayer Pictures Corporation | United States | 1918 | — | — |
| Louise Productions | Switzerland | — | — | 2 |
| Louisville and Nashville Railroad | United States | 1850 | 1982 | 1 |
| Louvre Museum | France | August 10, 1793 | — | 3 |
| Love Streams agnès b. Productions | France | 1997 | — | 3 |
| Low Spark Films | United States | — | — | 5 |
| Lowave | France | 2002 | 2017 | — |
| Lubin Manufacturing Company | United States | 1902 | September 1916 | 31 |
| Lucas Entertainment | United States | 1998 | — | 2 |
| Lucas Kazan Productions | Italy | 1998 | — | 2 |
| Lucasfilm | United States | 1971 | — | 31 |
| Lucasfilm Animation | United States | May 12, 2003 | — | 2 |
| Lucernafilm | — | June 13, 1912 | June 6, 1950 | 3 |
| Lucisano Media Group | Italy | 1992 | — | — |
| Lucky Man Films | Czech Republic | 1999 | — | 4 |
| Lucky Red Distribuzione | Italy | 1987 | — | 17 |
| LuckyChap Entertainment | United States | — | — | 6 |
| Lucy Loves Stories | Finland | March 2015 | — | 1 |
| Luis Film | Italy | — | — | 1 |
| LUMA Foundation | Switzerland | — | — | 2 |
| Lume Filmes | Brazil | 2006 | — | — |
| Lumen Films | France | — | — | 2 |
| Lumiq Studios | Italy | 2002 | 2013 | 2 |
| Lumiton | Argentina | 1932 | 1952 | 12 |
| Lumière | Brazil | 1990 | — | — |
| Lumière & Co. | Italy | 1994 | — | 2 |
| Lunanime | Belgium | 2008 | — | 1 |
| Lunde Film | Norway | — | — | 4 |
| Lutheran Hour Ministries | United States | 1917 | — | 1 |
| Luv Films | India | 2012 | — | 3 |
| Lux Compagnie Cinématographique de France | France | November 14, 1906 | — | 1 |
| Lux Film | Italy | 1935 | 1998 | 137 |
| Lux Vide | Italy | 1992 | — | 2 |
| Luxfilm | Estonia | 2005 | — | 8 |
| LuXx Video | Hungary | July 1993 | — | 1 |
| Luz y Sonidos | South Korea | — | — | 11 |
| LVN Pictures | — | 1936 | 2005 | 1 |
| LXTV | — | 2006 | — | — |
| Lyca Productions | India | 2014 | — | 11 |
| Lyla Films | Canada | 1999 | — | 3 |
| Lynch/Frost Productions | United States | 1989 | — | — |
| Lyrick Studios | — | 1983 | — | 2 |
| Lysthuset | Norway | — | — | 3 |
| Långfilm Productions | Finland | 2001 | — | 2 |
| Légende Films | France | August 2, 2006 | — | 3 |
| Lühifilmi Keskus ShortEST | Estonia | 2014 | — | — |