| Mediaset Premium | — | 20 de enero de 2005 | 1 |
| Mediawan Finland | Helsinki | 2003 | 1 |
| Medienprojekt Wuppertal | — | — | 1 |
| Medset Film | — | 2016 | 1 |
| Memento Distribution | París | 4 de marzo de 2003 | 1 |
| Memfis Film Rights5 | Estocolmo | 4 de marzo de 2004 | 1 |
 Men.com | — | 2003 | 1 |
| Met Film Production | Londres | — | 1 |
 Metahaven | — | — | 1 |
| Metro | Chatsworth | 1987 | 1 |
 Metro International | Estocolmo | 1995 | 1 |
| Metro-Goldwyn-Mayer cartoon studio | Culver City | 1937 | 1 |
 Metromuster | Barcelona | 2010 | 1 |
 Metronom Studio | Moscú | — | 1 |
 Metropolitan Opera House | — | — | 1 |
| MIA FILM | Praga | 25 de febrero de 2010 | 1 |
| Micha's Films | — | 2009 | 1 |
 Middle East Broadcasting Center | Riad | 18 de septiembre de 1991 | 1 |
| Miko Lee Productions | — | — | 1 |
| Milestone Production | — | — | 1 |
| Milk and Honey Pictures | Praga | 29 de febrero de 2000 | 1 |
| Mill Film | — | — | 1 |
| Millar/Gough Ink | Irvine | 1995 | 1 |
| Millennium Film Oy | — | — | 1 |
| Mills James | — | 1984 | 1 |
| Minerva Film | Copenhague | — | 1 |
| Ministerio de Cultura de Egipto | Futura capital de Egipto | 1958 | 1 |
 Ministerio de Cultura de Rumania | — | 22 de enero de 1862 | 1 |
| Ministerio de Cultura y Información de Kazajstán | Astaná | 29 de octubre de 2004 | 1 |
 Ministerio del Imperial para la Ilustración Popular y Propaganda | Ordenspalais | 1933 | 1 |
| Minnow Mountain | Austin | — | 1 |
| Minxin Film Company | Shanghái | 1922 | 1 |
| Miyu Productions | — | mayo 2009 | 1 |
| Mjölk Production | — | — | 1 |
| MMG | Asse | — | 1 |
| MNP Entreprise | — | 2000 | 1 |
| Modern Studios | Estocolmo | — | 1 |
| Mofac Studio | — | — | 1 |
| Moiré Films | — | — | 1 |
 Mojang Studios | Estocolmo | 2009 | 1 |
| MOKÉP | Budapest | julio 1986 | 1 |
 Monkey Pack Films | Boulogne-Billancourt | — | 1 |
| MONOfilm | — | 1993 | 1 |
| Monsoon Films | Daca | 2010 | 1 |
| Monsta Studios | Malasia | 15 de septiembre de 2009 | 1 |
| Moonbow Pictures | — | 19 de noviembre de 2018 | 1 |
 Moscow State Puppet Theatre named after Sergey Obraztsov | — | 1931 | 1 |
| Motion Pictures Entertainment | Londres | 1968 | 1 |