| K&S Films | — | 2005 | 8 |
 K-Films Amérique | Montreal | — | 1 |
| K. Sera Sera | Bombay | — | 4 |
| K/O Paper Products | Beverly Hills | 2005 | 1 |
 Kaap Holland Film | Ámsterdam | 2015 | 20 |
 Kadokawa Corporation | Kabukiza Tower | 2014 | 1 |
 Kadokawa Future Publishing | Chiyoda | 1954 | 3 |
 Kadokawa Shōten | Chiyoda | 10 de noviembre de 1945 | 7 |
| Kaissar Film | Múnich | 2008 | 2 |
| Kaleidoscope Entertainment | Nueva Delhi | 1989 | 2 |
| Kalejdoskop Film Studio | Varsovia | 1988 | 1 |
| Kalem Company | Nueva York | 1907 | 30 |
| Kamerafirma The Camera House Oy | Riihimäki | 16 de noviembre de 2016 | 1 |
| Kamra Film | — | — | 3 |
 Kan 11 | Israel | 15 de mayo de 2017 | 1 |
| Kanal 1 Drama | — | 1987 | 4 |
 Kanbar Entertainment | — | 2002 | 1 |
| Kandor Graphics | Granada | 1992 | 1 |
 Kanteerava Studios | Bangalore | 1966 | 6 |
| KAOS | Colonia | — | — |
| Kargin Studio | — | 9 de agosto de 2004 | 1 |
| Kartemquin Films | Chicago | — | 3 |
| Kasander & Wigman Productions | — | — | 1 |
| Kaspien Holdings, Inc. | Albany | diciembre 1972 | 2 |
| Katalyst Media | Los Ángeles | 2000 | 1 |
| Kavithalayaa Productions | Chennai | 1981 | 35 |
| Kazak Productions | — | 6 de julio de 2007 | 6 |
| Kazka Production | — | — | 1 |
| KBS Media | KBS Media Center | 1991 | — |
| KD Studios | Moscú | 2012 | 3 |
 KDDI | Chiyoda | 1984 | 1 |
| Kediripedia.com | Kediri | 2015 | 3 |
| Kemna & Zonen | — | — | 1 |
 Kenner Products | Cincinnati | 1946 | 1 |
 Keshet | Israel | 1993 | 1 |
 Ketchup Entertainment | Los Ángeles | 2011 | 1 |
 Keystone Studios | Edendale | 1912 | 7 |
| KG Productions | — | — | 3 |
| Khalabo Ink Society | — | 2020 | 2 |
| Kidari Studio | — | — | — |
| Kids' WB | Burbank | 9 de septiembre de 1995 | 1 |
| Kiev Square Group | Moscú | 1992 | 1 |
| Kievnauchfilm | Kiev | 1941 | 14 |
| Kigali Films | Londres | — | 1 |
| Killer Films | Nueva York | 1995 | 78 |
| Killer Minnow | — | 2008 | — |
| Kim Jong-hak Production | Seúl | febrero 1999 | — |
| Kimco | — | — | 1 |
| Kindai Eiga Kyokai | Tokio | 31 de julio de 1950 | 8 |
| Kinderfilm | Érfurt | 2000 | — |
| Kindle Entertainment | Londres | 2007 | 3 |
| Kinema | Sarajevo | 1946 | 1 |
| Kinema Junpo | — | 19 de agosto de 1923 | 1 |
| King Brothers Productions | — | 1941 | 16 |
 King Features Syndicate | Nueva York | 1915 | 9 |
 King Records | — | 1931 | 3 |
| King World Productions | Atlanta, Nueva York, Los Ángeles | 1964 | 1 |
| Kings Road Entertainment | — | — | 1 |
 Kino Films | Roppongi, Nishi-shinjuku | abril 2011 | — |
 Kino Lorber | Nueva York | 1977 | 1 |
| Kino Montréal | Montreal | 2001 | 1 |
| Kino Świat | Varsovia | 2001 | 1 |
| Kino-Eye Films | — | 1984 | 4 |
| KinoAtis | — | 23 de junio de 2004 | 2 |
| Kinocompany | — | — | 1 |
| Kinokompanii︠a︡ "Andreevskiĭ flag" | Moscú | 2003 | 4 |
| Kinology | París | 2008 | 1 |
| Kinoproduction | Keski-Pasila | 1977 | 11 |
| Kinorob | — | 2014 | 1 |
| Kinosaurus Film | Tallin | 10 de enero de 2011 | 2 |
| Kinoshita Group | Tokio | 15 de diciembre de 1987 | 2 |
| Kinotaurus | — | — | 2 |
| Kish Free Zone | — | 1989 | 1 |
| Kisi Production | Reikiavik | 22 de febrero de 2011 | 2 |
| Kitano Agency | Todoroki | 2021 | 1 |
| Kjeruben | Arendal | — | 1 |
| Klappboxfilme | — | 2006 | — |
| KlikFilm Productions | — | 2021 | 4 |
| Klikk Productions | — | — | 1 |
 Klockworx | Tokio | 24 de enero de 1997 | 2 |
| Klubb Super 8 | Estocolmo | 29 de marzo de 2007 | 1 |
| Kmax | Higashi-Azabu | mayo 1991 | — |
| KNIFE! Films | — | — | 2 |
| KnowWonder | Washington | 1996 | 1 |
| Kokuei | Ginza | 22 de agosto de 1958 | 16 |
| Kokusai Katsuei | Ciudad de Tokio | 6 de diciembre de 1919 | — |
| Koliba Film | — | — | 1 |
| Kommunenes Filmcentral | — | 1919 | 8 |
| KOMPAN | Moscú | 1989 | 1 |
| Komplizen Film | Múnich | — | 4 |
| Koohi-Noor Film | — | — | 1 |
| Kopli Kinokompanii | Tallin | 2006 | 5 |
| Koppfilm Productions | Berlín | — | 1 |
| Kordes & Kordes Film | Berlín | 2003 | 2 |
 Korea Telecom | Seongnam | 1981 | 1 |
| Korean Arts Movie Studio | — | — | 1 |
| Koulev Film | Sofía | — | 1 |
| Kourtrajmé | París | 7 de agosto de 2003 | — |
 Kowloon Development | Pioneer Centre | 1961 | 1 |
 KQED | San Francisco | junio 1953 | 1 |
| KRCG | — | — | 1 |
| Kross Pictures | — | — | 2 |
| Krup Productions | — | — | 1 |
| KS Pictures | Los Ángeles | 2015 | — |
| KSS | — | — | 2 |
| KT Studio Genie | Seúl | 2021 | — |
 Kudos | Londres | 1992 | 6 |
| Kulturtuben | — | 1985 | 1 |
| Kultusfilm | — | — | 1 |
| Kunlun Film Company | — | — | 3 |
 Kurdistán | — | — | 1 |
 Kvartal 95 | Kiev | 2003 | 8 |
 Kwassa Films | Bruselas | — | 4 |
| KykNET | — | octubre 1999 | 2 |
 Kyoto Animation | Japón, Uji | 1981 | 6 |
| Kyrgyzfilm | Biskek | 1942 | 19 |
| Köggull Filmworks | — | — | 1 |
 Kōdansha | Otowa | noviembre 1909 | 2 |