| L'Altrofilm | Turin | 1998 | 3 |
| L'Ottava | Catania | 1985 | 2 |
| La Charito Films | Barcelona | 2017 | 5 |
| La Classe Américaine | — | 10 January 2002 | 3 |
| La Compagnie des Taxis-Brousse | — | 1991 | 2 |
| La copa de Psique | — | 2022 | 4 |
 La Grosse Équipe | Paris | 2005 | — |
| La Manchester | Sabadell | 27 July 2015 | 1 |
| La Melissa Films | — | — | 1 |
| La Onda productions | Paris | 2015 | 1 |
| La Osa Producciones Audiovisuales | Madrid | 12 March 2024 | — |
| La Parti Productions | — | 1999 | 2 |
| La Ruelle Films | Montreal | — | 1 |
 La Sexta | Madrid | 27 March 2006 | 1 |
| La Société du spectacle | — | 1997 | — |
| Lacewood Productions | — | 1988 | 1 |
| Lacta | — | — | 2 |
 Ladies' Home Journal | — | 1883 | 1 |
 Laika | Hillsboro | 20 July 2005 | 8 |
| Lakshmi Narasimha Entertainments | Hyderabad | 2011 | 3 |
| Lama Films | — | — | 3 |
| Lan Zinema | Bilbao | 1978 | 5 |
| Landmarc films | — | 2011 | 2 |
| Lanterna Magica | Turin | 1983 | 1 |
| Laokoon Filmgroup | Budapest District XIII | 2002 | 2 |
 Lapone Entertainment | Shinjuku | 29 May 2019 | 1 |
| Laponia Films | San Sebastián | 1961 | — |
| Largo Entertainment | United States | 1991 | 12 |
| Larry Darmour Productions | — | 1927 | 2 |
| Las Leyes de la Frontera AIE | — | — | 1 |
| Las Producciones del Escorpión | — | — | 2 |
| Lastor Media | Barcelona | — | 7 |
| Laterna | — | July 2002 | — |
| Latitudes Production | Liège | — | 1 |
| Latvian Academy of Culture | — | 29 December 1990 | 1 |
| Laurel Films | Beijing | 2000 | 4 |
| Lava Bear Films | Los Angeles | 2011 | — |
| Lawson Entertainment | Gate City Ohsaki | 23 July 1992 | 1 |
 Laya Films | Barcelona | 1936 | 1 |
| Le cinéma du peuple | — | 28 October 1913 | — |
 Le Fresnoy | — | October 1997 | 1 |
| Le Pacte | — | 2007 | 14 |
| Le Spot | Athens | — | 1 |
| Left Bank Pictures | London | July 2007 | 3 |
| Legacy Pictures | Jakarta | 2015 | 19 |
| Lege Artis Film | Tallinn | 9 August 1993 | 2 |
| Legend Films | San Diego | August 2001 | 1 |
| Legend Pictures | — | — | 1 |
| Legend Video | Chatsworth | 1992 | 2 |
 Legendary Pictures | Burbank | 2000 | 69 |
 Legion M | — | 2016 | 4 |
| Lehren | Mumbai | 1987 | — |
 Lemming Film | — | 1995 | 8 |
 Lendok Open Film Studio | Kryukov Canal Embankment, Saint Petersburg | 1932 | 9 |
| Leni Riefenstahl-Produktion | Berlin | 1940 | — |
| Lennauchfilm | Saint Petersburg | 1933 | 5 |
| Lenoir Leclerc Inc. | Montreal | — | 1 |
| Lens Film | — | — | 1 |
 Lente Curta+ | Goiânia | 21 October 2025 | 1 |
| Lentsch Productions | — | 2022 | 9 |
| Leo Pictures | Jakarta | 2019 | 4 |
| Leo Production | — | — | 1 |
| Leone Film Group | — | 1989 | 1 |
 Leonine Distribution | Munich | 1979 | 2 |
| LEONINE Production | — | — | 2 |
| Lereby Produções | Rio de Janeiro | 1998 | 1 |
| Les Armateurs | Paris | 1994 | 5 |
| Les Films 13 | — | 1961 | 14 |
| Les Films Christian Fechner | — | 1992 | 8 |
| Les Films Copernic | — | — | 1 |
| Les Films de l'Arlequin | France | 1991 | 1 |
| Les Films de l'Atalante | — | 1980 | 1 |
| Les films de la tortue inc. | Montreal | 4 August 2009 | 1 |
| Les Films de Pierre | Paris | 24 December 2007 | 5 |
| Les Films du Kiosque | — | 1994 | 17 |
| Les Films du Loup | — | — | 2 |
| Les films du Worso | — | 12 September 2003 | 12 |
| Les Films Extérieur Jour | Montreal | — | 1 |
| Les Films Jacques Leitienne | — | — | 1 |
| Les Films JAD | Montreal | — | 1 |
| Les Films Jean-Pierre Lefebvre | — | — | 2 |
| Les Films Manuel Munz | — | — | 3 |
| Les Films Rôdeurs | Montreal | — | 1 |
| Les Films Séville | Montreal | 1987 | 4 |
| Les Frères Cinéma | Lomé | June 2010 | 3 |
| Les Productions du lundi matin | — | — | 1 |
| Les Productions du Verseau Inc. | Montreal | 12 February 1973 | 4 |
| Les Productions JMH | Lausanne | — | 2 |
| Les Productions La Fête | — | — | 7 |
| Les Productions Lazennec | — | — | 3 |
| Les Productions Rivard | — | — | 1 |
| Les Productions Sous Zéro | — | — | 1 |
| Les rapailleurs inc. | — | — | 2 |
 Les' Copaque Production | Shah Alam | 2005 | 1 |
 LeVision Pictures | Beijing | 2011 | 1 |
| Levitate Film | Amsterdam | — | — |
 Lexington Broadcast Services Company | United States | 1976 | 2 |
 Lexus | Nagoya | 1989 | 1 |
| Leópolis | — | — | 1 |
| LGM Productions | Paris | 1994 | 10 |
 Liberty Films | California | 1945 | 3 |
 Library and Archives Canada | Ottawa | 21 May 2004 | 1 |
| Lider TV | Baku | 2000 | 1 |
 Lifetime | New York City | February 1984 | 3 |
| Lightstream Israel | Tel Aviv | 2006 | 1 |
| Lightyear Media | Beijing | 13 October 2014 | 1 |
| Lignose Hörfilm System Breusing | Berlin | — | — |
| Lilies Films | — | — | 1 |
| Limelight | — | 1962 | 1 |
| Limelight Department | Melbourne | 1891 | 5 |
| Link production | France | 2005 | — |
 Lionsgate Canada | Toronto | 1973 | 30 |
 Lionsgate Home Entertainment | — | 1984 | 3 |
| Lionsgate Television | North Vancouver | July 1997 | — |
 Liontree Films | — | 14 February 2025 | 1 |
| Lisa Film | Vienna | 1964 | 17 |
| Lithuanian Film Studios | Vilnius | 1940 | 26 |
| Little Bear | 10ᵗʰ arrondissement of Paris | 1975 | 33 |
| Little Big Bear Filmproduction | Berlin | — | 1 |
| Little Big Pictures | Seoul | — | 1 |
| Little Stranger | New York City | 5 January 2001 | 1 |
| Live Nation Entertainment | Beverly Hills | 2005 | 2 |
| Lo Wei Motion Picture Company | — | 1975 | 3 |
 Logo TV | New York City | 30 June 2005 | 1 |
| Lohkast | Nairobi | 15 June 2025 | 3 |
| Lomotion | Bern | 2001 | 1 |
| London Films | — | 1932 | 63 |
 London Weekend Television | London | 2 August 1968 | 1 |
 Lone Star Funds | Dallas | 1995 | 1 |
 Lone Star Productions | — | 1933 | 16 |
 Look Film | Moscow | 2010 | 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 | — |
| Louise Productions | — | — | 2 |
 Louisville and Nashville Railroad | Louisville | 1850 | 1 |
 Louvre Museum | — | 10 August 1793 | 3 |
| Love Streams agnès b. Productions | — | 1997 | 3 |
| Low Spark Films | Chagrin Falls | — | 5 |
 Lucas Entertainment | New York City | 1998 | 2 |
 Lucasfilm Animation | San Francisco | 12 May 2003 | 2 |
| Lucernafilm | Prague | 13 June 1912 | 3 |
| Lucisano Media Group | Rome | 1992 | — |
| Lucky Man Films | Prague | 1999 | 4 |
| Lucky Red Distribuzione | Rome | 1987 | 17 |
 LuckyChap Entertainment | Los Angeles | — | 6 |
| Lucy Loves Stories | — | March 2015 | 1 |
 LUMA Foundation | Zurich | — | 2 |
 Lume Filmes | — | 2006 | — |
| Lumiq Studios | Turin | 2002 | 2 |
 Lumiton | Munro | 1932 | 12 |
| Lumière | — | 1990 | — |
| Lunde Film | — | — | 4 |
| Lutheran Hour Ministries | Orlando | 1917 | 1 |
 Luv Films | Mumbai | 2012 | 3 |
| Lux Compagnie Cinématographique de France | France | 14 November 1906 | 1 |
| Lux Film | Rome | 1935 | 137 |
| Lux Vide | Rome | 1992 | 2 |
| Luxfilm | — | 2005 | 8 |
| Luz y Sonidos | — | — | 11 |
| LXTV | — | 2006 | — |
| Lyca Productions | Chennai | 2014 | 11 |
| Lyla Films | Montreal | 1999 | 3 |
| Lynch/Frost Productions | — | 1989 | — |
 Lyrick Studios | Allen | 1983 | 2 |
| Lysthuset | — | — | 3 |
| Lühifilmi Keskus ShortEST | — | 2014 | — |