| Grouper Productions | — | — | 1 |
| Grup Focus | Barcelona | February 13, 1986 | 1 |
| Grupa Filmowa | Warsaw | — | 1 |
| Grupo Octubre | Buenos Aires | October 17, 2006 | 1 |
| Gruppe 5 Filmproduktion | Cologne | 1990 | 1 |
| Guacamole Films | — | 2002 | 1 |
| Guazzoni Film | — | — | 1 |
| Gullane Entertainment PLC | — | 1987 | 1 |
| GunHil Ltd. | — | 2012 | 1 |
| Guru Studio | — | 2000 | 1 |
| H.m.p. | Tokyo | 1981 | 1 |
| H5 | Paris | 1994 | 1 |
| Haiyan Film Studio | — | — | 1 |
| Hakuhodo | Tokyo | 1895 | 1 |
| Hakuhodo DY Music & Pictures | Tokyo | October 2015 | 1 |
| Halas and Batchelor | — | 1940 | 1 |
| Hallmark Pictures Corporation | — | 1919 | 1 |
| Halo Studios | Redmond | 2009 | 1 |
| Hannover House | Springdale | 1993 | 1 |
| Hanoi Radio – Television Station | — | 1954 | 1 |
| Hans Oppenheimer Film | — | — | 1 |
| Haoliners Animation League | Shanghai | 2013 | 1 |
| Happinet Phantom Studios | Taitō-ku | January 20, 2021 | 1 |
| Happy Endings | — | — | 1 |
| Harbour Pictures | — | 1999 | 1 |
| Harmony Gold USA | Los Angeles | 1983 | 1 |
| Hats Off Productions | Mumbai | 2003 | 1 |
| HB Entertainment | — | — | 1 |
| Hearst Communications | Hearst Tower | July 13, 1920 | 1 |
| Heategevusfond Diplomifilm | — | — | 1 |
| Hedgebrook | Ashland | 2004 | 1 |
| Helea Sound Post Production | Helsinki | January 5, 2006 | 1 |
| Hemera Films | Paris | — | 1 |
| Henson Alternative | — | — | 1 |
| HerbX film | Munich | — | 1 |
| Hero-Film | — | 1946 | 1 |
| Heymann Brothers Films | — | — | 1 |
| High Treason Pictures | Philadelphia | 2006 | 1 |
| Hispano Foxfilms S.A.E. | — | — | 1 |
| History Dreams | London | — | 1 |
| HMV Retail Ltd. | London | 1921 | 1 |
| Hollywood Gang Productions | — | — | 1 |
| Homa Cinematic Organization | — | — | 1 |
| Hot Toys | Hong Kong | 2000 | 1 |
| House of Donati | — | — | 1 |
| Hoyts | Sydney | 1926 | 1 |
| Hozeh Honari | Tehran | 1979 | 1 |
| HSCC | — | — | 1 |