| 01 Distribution | Italy | 2001 | — | 3 |
| 1+1 | Ukraine | September 3, 1995 | — | 2 |
| 1+1 media | Ukraine | July 5, 1996 | — | 2 |
| 1-2-3 Production | Russia | 2016 | — | 2 |
| 10 West Studios | — | — | — | 2 |
| 100 Bares | Argentina | — | — | 4 |
| 101 | Iceland | — | — | 1 |
| 12-Gauge Production | United States | — | — | 1 |
| 13 Productions | France | June 29, 2004 | — | 2 |
| 13ème Rue Universal | France | 1997 | — | 1 |
| 14 Reels Plus | — | 2009 | — | 8 |
| 1492 Pictures | United States | 1995 | — | 21 |
| 17 Juin média | France | 1992 | — | — |
| 19 Entertainment | United Kingdom | February 14, 1985 | — | 3 |
| 2 Player Productions | United States | 2005 | — | 1 |
| 2.4.7. Films | France | — | — | 2 |
| 2003 Productions | France | — | — | 1 |
| 20th Century Fox Television | United States | 1949 | August 10, 2020 | 7 |
| 20th Century Studios | United States | 1985 | — | 1,095 |
| 20th Century Studios Home Entertainment | United States | 1976 | — | 3 |
| 20th Digital Studio | United States | 2008 | April 26, 2023 | 1 |
| 20th Television | United States | March 15, 1949 | — | — |
| 20th Television Animation | United States | May 19, 1999 | — | 1 |
| 21 Century Shengkai Film | People's Republic of China | — | — | 1 |
| 21 Laps Entertainment | United States | 2005 | — | 15 |
| 21Sextury | United States | 2003 | — | 1 |
| 21st Century Film Corporation | United States | 1971 | 1996 | 6 |
| 21st Century Fox | United States | June 28, 2013 | March 20, 2019 | — |
| 21st Century Hero Film Investment | People's Republic of China | — | — | 1 |
| 23/5 Filmproduktion | Germany | — | — | 1 |
| 24 Frames Factory | — | 2007 | — | 4 |
| 24 images | Canada | 1979 | — | 1 |
| 25 Film | Turkey | — | — | 3 |
| 27 Ten Productions | United Kingdom | 2010 | — | 2 |
| 2929 Entertainment | United States | 2003 | — | 10 |
| 2:10 AM Animation | People's Republic of China | September 8, 2011 | — | — |
| 2D Entertainment | India | — | — | 7 |
| 2D films | Russia | 2010 | — | 1 |
| 2Entertain | Sweden | — | — | 1 |
| 2M TV | Morocco | March 4, 1989 | — | 5 |
| 2P2L | France | December 10, 1996 | — | — |
| 2Plan2 | Russia | 1999 | — | 1 |
| 2S Films | United States | — | — | 4 |
| 2V Media | Russia | 1992 | — | 1 |
| 3 2 Action Films | Saudi Arabia | 2002 | — | — |
| 3 Arts Entertainment | United States | 1991 | — | 8 |
| 3 Emme Cinematografica | Italy | — | — | 1 |
| 3 Mills Studios | United Kingdom | — | — | 1 |
| 30West | United States | 2017 | — | 1 |
| 3AD | United States | — | — | — |
| 3ality Technica | — | — | — | 1 |
| 3B Productions | France | — | — | 3 |
| 3B-Produktion | Germany | June 18, 2013 | — | 2 |
| 3Cat | Spain | October 30, 2023 | — | 5 |
| 3DD Productions | United Kingdom | — | — | 1 |
| 3x Media | Russia | — | — | 3 |
| 3ème Œil Productions | France | 2001 | — | — |
| 4 Mecs en Baskets | France | 2000 | — | 1 |
| 4-Play Video | United States | — | — | 7 |
| 40 Acres & A Mule Filmworks | — | 1983 | — | 37 |
| 42 km film | Romania | 2004 | — | 1 |
| 42nd Street Productions | Spain | — | — | 1 |
| 4Kids TV | United States | September 14, 2002 | December 27, 2008 | — |
| 4Licensing Corporation | United States | 1970 | February 2, 2017 | 1 |
| 4S Production | Czech Republic | March 17, 1997 | — | 1 |
| 4½ Entertainment | Norway | April 2, 2013 | — | 10 |
| 50 Eggs Films | — | 2000 | — | 2 |
| 51 Minds Entertainment | United States | 2004 | — | 5 |
| 5909314 Manitoba Inc. | Canada | — | — | 1 |
| 6112072 Canada Inc | Canada | — | — | 1 |
| 6253032 Canada Inc. | Canada | — | — | 1 |
| 6291635 Canada Inc. | Canada | — | — | 1 |
| 6821651 Canada Inc. | Canada | — | — | 1 |
| 6893619 Canada Inc. | Canada | — | — | 1 |
| 74 Entertainment | Norway | — | — | 2 |
| 8565686 Canada Inc. | Canada | — | — | 1 |
| 8619034 Canada Inc. | Canada | — | — | 1 |
| 87North Productions | United States | April 2019 | — | 10 |
| 9 Story Media Group | Canada | September 2002 | — | 1 |