| L'Altrofilm | Turin | 1998 | 3 |
| L'Ottava | Catania | 1985 | 2 |
| La 2 | Sant Cugat del Vallès | November 15, 1966 | 1 |
| La Blogothèque productions | Paris | November 12, 2009 | — |
| La Claqueta PC | Seville | 2002 | 17 |
| La Classe Américaine | — | January 10, 2002 | 3 |
| La Fábrica de la Tele | Madrid | 2007 | — |
| La Générale de Production | Paris | January 24, 2001 | 1 |
| La Iguana | Madrid | — | 1 |
| La Osa Producciones Audiovisuales | Madrid | March 12, 2024 | — |
| La Ruelle Films | Montreal | — | 1 |
| La Société du spectacle | — | 1997 | — |
| La Société nouvelle de production | — | 1983 | — |
| Laboratório Fantasma | São Paulo | 2008 | 2 |
| Lacewood Productions | — | 1988 | 1 |
| Ladies' Home Journal | — | 1883 | 1 |
| Lagune Productions | — | — | 1 |
| Lakshmi Narasimha Entertainments | Hyderabad | 2011 | 3 |
| Lama Films | — | — | 3 |
| Lang Film | Freienstein-Teufen | 1980 | 1 |
| Laokoon Filmgroup | Budapest District XIII | 2002 | 2 |
| Lapone Entertainment | Shinjuku | May 29, 2019 | 1 |
| Laponia Films | San Sebastián | 1961 | — |
| Largo Entertainment | United States | 1991 | 12 |
| Larklight Productions | — | — | 1 |
| Larry Darmour Productions | — | 1927 | 2 |
| Las Leyes de la Frontera AIE | — | — | 1 |
| LaScam | 8th arrondissement of Paris | May 11, 1981 | 1 |
| Lastor Media | Barcelona | — | 7 |
| Lat-Lon, LLC | Denver | 1999 | 1 |
| Lava Bear Films | Los Angeles | 2011 | — |
| Lavafilm | Berlin | — | 1 |
| Laya Films | Barcelona | 1936 | 1 |
| LD Entertainment | Los Angeles | 2007 | 16 |
| Le Fresnoy | — | October 1997 | 1 |
| Le Pacte | — | 2007 | 14 |
| Leeds Animation Workshop | Leeds | 1978 | — |
| Left Bank Pictures | London | July 2007 | 3 |
| Legacy Pictures | Jakarta | 2015 | 19 |
| Legend Pictures | — | — | 1 |
| Legendary Pictures | Burbank | 2000 | 69 |
| Lemming Film | — | 1995 | 8 |
| Lenfilm | Saint Petersburg | 1914 | 578 |
| Leni Riefenstahl-Produktion | Berlin | 1940 | — |
| Lente Curta+ | Goiânia | October 21, 2025 | 1 |
| Leo Pictures | Jakarta | 2019 | 4 |
| Leone Film Group | — | 1989 | 1 |
| Lerche | Japan | 2011 | 1 |
| Lereby Produções | Rio de Janeiro | 1998 | 1 |
| Les Armateurs | Paris | 1994 | 5 |
| Les Cartooneurs Associés | Paris | 1982 | — |
| Les Films 13 | — | 1961 | 14 |
| Les Films Balenciaga | — | — | 1 |
| Les Films Christian Fechner | — | 1992 | 8 |
| Les Films Copernic | — | — | 1 |
| Les Films Corona | Nanterre | 1945 | 7 |
| Les Films d'ici | 20th arrondissement of Paris | 1978 | 17 |
| Les Films de l'Arlequin | France | 1991 | 1 |
| Les Films de l'Atalante | — | 1980 | 1 |
| Les Films de la Passerelle | Liège | 1984 | 1 |
| Les films de la tortue inc. | Montreal | August 4, 2009 | 1 |
| Les Films des Tournelles | — | — | 4 |
| Les Films du 24 | Neuilly-sur-Seine | 1996 | 16 |
| Les Films du Kiosque | — | 1994 | 17 |
| Les Films du Loup | — | — | 2 |
| Les Films du Nord | Roubaix | 1995 | — |
| Les Films du Poisson | Paris | 1995 | 24 |
| Les Films en Hiver | — | — | 1 |
| Les Films Jacques Leitienne | — | — | 1 |
| Les Films JAD | Montreal | — | 1 |
| Les Films Jean-Pierre Lefebvre | — | — | 2 |
| Les Films Manuel Munz | — | — | 3 |
| Les Films Séville | Montreal | 1987 | 4 |
| Les Frères Cinéma | Lomé | June 2010 | 3 |
| Les Productions Bagheera | Paris | — | 1 |
| Les Productions du Trésor | France | 1995 | 10 |
| Les Productions du Verseau Inc. | Montreal | February 12, 1973 | 4 |
| Les Productions La Fête | — | — | 7 |
| Les Productions Lazennec | — | — | 3 |
| Les Productions Rivard | — | — | 1 |
| Les rapailleurs inc. | — | — | 2 |
| Level-5 | Fukuoka | October 28, 1998 | 2 |
| LeVision Pictures | Beijing | 2011 | 1 |
| Levitate Film | Amsterdam | — | — |
| Lexington Broadcast Services Company | United States | 1976 | 2 |
| Liaison Cinématographique | Paris | March 18, 2003 | 1 |
| Liberator Productions | Paris | — | 2 |
| Library and Archives Canada | Ottawa | May 21, 2004 | 1 |
| Life Work | Nerima | — | 1 |
| Lifetime | New York City | February 1984 | 3 |
| LIFT Productions | New Orleans | — | 1 |
| Lightstorm Entertainment | Santa Monica | 1990 | 12 |
| Lightworkers Media | Los Angeles | 2011 | — |
| Lightyear Media | Beijing | October 13, 2014 | 1 |
| Lignose Hörfilm System Breusing | Berlin | — | — |
| Lillasyster produktion | Stockholm | 2005 | — |
| Limelight | — | 1962 | 1 |
| Link production | France | 2005 | — |
| Lionsgate Canada | Toronto | 1973 | 30 |
| Lionsgate Films | Santa Monica | 1998 | 24 |
| Lionsgate Home Entertainment | — | 1984 | 3 |
| Lionsgate Television | North Vancouver | July 1997 | — |
| Lionsgate UK | London | 1997 | 2 |
| Liontree Films | — | February 14, 2025 | 1 |
| Lisa Film | Vienna | 1964 | 17 |
| Little Big Bear Filmproduction | Berlin | — | 1 |
| Little Big Films | Kerala | — | 1 |
| Little Big Pictures | Seoul | — | 1 |
| Little Shark Entertainment | Cologne | — | 3 |
| Live Nation Entertainment | Beverly Hills | 2005 | 2 |
| Locksmith Animation | — | 2014 | 1 |
| Logo TV | New York City | June 30, 2005 | 1 |
| Logos Film | Seoul | November 29, 2000 | — |
| London Films | — | 1932 | 63 |
| Lone Star Funds | Dallas | 1995 | 1 |
| Los Angeles Daily News | Los Angeles | 1911 | 1 |
| Los Angeles Media Fund | Beverly Hills | September 14, 2014 | 3 |
| Los Angeles Newspaper Group | Woodland Hills | — | 1 |
| Lost Colony Entertainment | New York City | 2001 | — |
| Lost Ones | — | July 2020 | 1 |
| Lotus Film | Vienna | 1982 | 14 |
| Louis B. Mayer Pictures Corporation | Los Angeles | 1918 | — |
| Louvre Museum | — | August 10, 1793 | 3 |
| Low Spark Films | Chagrin Falls | — | 5 |
| Lowave | — | 2002 | — |
| Lubin Manufacturing Company | Philadelphia | 1902 | 31 |
| Lucas Entertainment | New York City | 1998 | 2 |
| Lucas Kazan Productions | Hollywood | 1998 | 2 |
| Lucisano Media Group | Rome | 1992 | — |
| Lucky Man Films | Prague | 1999 | 4 |
| Lucky Red Distribuzione | Rome | 1987 | 17 |
| Luis Film | — | — | 1 |
| Lumen Films | Paris | — | 2 |
| Lumiq Studios | Turin | 2002 | 2 |
| Lunanime | Ghent | 2008 | 1 |
| Lutheran Hour Ministries | Orlando | 1917 | 1 |
| Luv Films | Mumbai | 2012 | 3 |
| Lux Compagnie Cinématographique de France | France | November 14, 1906 | 1 |
| Lux Film | Rome | 1935 | 137 |
| Lux Vide | Rome | 1992 | 2 |
| Luxfilm | — | 2005 | 8 |
| Luz y Sonidos | — | — | 11 |
| LVN Pictures | Quezon City | 1936 | 1 |
| LXTV | — | 2006 | — |
| Lyca Productions | Chennai | 2014 | 11 |
| Lynch/Frost Productions | — | 1989 | — |
| Légende Films | Paris | August 2, 2006 | 3 |
| Lühifilmi Keskus ShortEST | — | 2014 | — |