| Shaft | Japan | 1975 | — | 1 |
| Shahin Film Studio | Pahlavi Iran | — | — | 1 |
| Shakespeare in the Park | United States | — | — | 1 |
| Shandong Film & TV Media Group | People's Republic of China | — | — | 1 |
| Shark Island Productions | — | 2001 | — | 1 |
| Shaw Broadcast Services | Canada | 1981 | — | 1 |
| Shibuya Productions | — | 2014 | — | 1 |
| Shimokitazawa Tollywood | Japan | — | — | 1 |
| Shin Cine | South Korea | — | — | 1 |
| Shin Nihon Eizo | Japan | — | — | 1 |
| Shine TV | United Kingdom | 2000 | — | 1 |
| Shochiku | Japan | — | — | 1 |
| Shodensha | Japan | November 1970 | — | 1 |
| Show TV | Turkey | 1992 | — | 1 |
| Showmax | South Africa | August 19, 2015 | — | 1 |
| Showtime movie channels | Australia | 1995 | — | 1 |
| Showtime Productions | Greece | 2009 | — | 1 |
| Sibīrijas bērni | Latvia | — | — | 1 |
| Sicily | Italy | May 15, 1946 | — | 1 |
| Sid and Marty Krofft | Canada | — | — | 1 |
| Signal.MD | Japan | October 2014 | — | 1 |
| Signature Entertainment | United Kingdom | 2011 | — | 1 |
| Silver Lining Productions | — | 1996 | 2012 | 1 |
| Silverbird Film Distribution | Nigeria | — | — | 1 |
| Silvercup Studios | United States | 1983 | — | 1 |
| Simba Content | Brazil | June 29, 2016 | — | 1 |
| SimEx-Iwerks | — | 1985 | — | 1 |
| Sinefekt | Turkey | — | — | 1 |
| Sinemaku Pictures | Indonesia | — | — | 1 |
| Sinevizyon Film | Turkey | — | — | 1 |
| Sintra Film | Italy | — | — | 1 |
| Siskel/Jacobs Productions | United States | 2005 | — | 1 |
| Sistema Nacional de Apoyo a la Movilización Social | Peru | June 1971 | — | 1 |
| Six Point Harness | United States | 2003 | — | 1 |
| Skagen/Wadman Film & Video | Norway | — | — | 1 |
| Skandinavisk Biografservice | Sweden | — | — | 1 |
| Sky Documentaries | United Kingdom | 2020 | — | 1 |
| Sky Italia | Italy | July 31, 2003 | — | 1 |
| Skybound Entertainment | United States | 1992 | — | 1 |
| Skylar Pictures | Indonesia | — | — | 1 |
| SLL | — | — | — | 1 |
| Slot Machine | France | — | — | 1 |
| Slovenská produkčná | Slovakia | September 18, 2002 | — | 1 |
| Smile Foundation | India | 2002 | — | 1 |
| Smilegate | South Korea | June 11, 2002 | — | 1 |
| Smithsonian Channel | United Kingdom | — | — | 1 |
| Sneaky Shark | United States | April 2014 | September 14, 2020 | 1 |
| Snee-Oosh | United States | 1986 | — | 1 |
| Snowflake Films | United States | — | — | 1 |
| Snowglobe | Denmark | July 3, 2015 | — | 1 |
| Société Lumière | France | January 5, 1884 | 2013 | 1 |
| Soft On Demand | Japan | November 1995 | — | 1 |
| Sohail Khan Productions | — | 2004 | — | 1 |
| SoKrispyMedia | United States | 2009 | — | 1 |
| Sola Digital Arts | Japan | 2009 | — | 1 |
| Solar Entertainment Corporation | — | 2008 | — | 1 |
| Solaris Pictures | India | 1991 | — | 1 |
| Soleil Film | Austria | — | — | 1 |
| Solo:film gmbh | Germany | — | — | 1 |
| Sony Music Entertainment Taiwan | Taiwan | March 17, 1993 | — | 1 |
| Sony Pictures Television Nonfiction | United States | February 7, 2005 | May 30, 2016 | 1 |
| Sous les titres | France | — | — | 1 |
| South African Breweries | South Africa | 1895 | — | 1 |
| South Czech Philharmonic | Czech Republic | 1981 | — | 1 |
| South Fellini | — | 2010 | — | 1 |
| South Park Digital Studios | United States | — | — | 1 |
| Southern Film Co. | People's Republic of China | — | — | 1 |
| Southwest Indian Foundation | United States | — | — | 1 |
| SP Company | Russia | — | — | 1 |
| Spaghetti Film | Kingdom of the Netherlands | — | — | 1 |
| Spanish National Research Council | Spain | November 24, 1939 | — | 1 |
| Spark Media | United States | 1989 | — | 1 |
| Special Broadcasting Service | Australia | 1978 | — | 1 |
| Spede-Tuotanto | Finland | 1993 | — | 1 |
| Spede-Yhtiöt | Finland | — | — | 1 |
| Speers Film | Ireland | — | — | 1 |
| Spettacolo Film | Italy | — | — | 1 |
| Spicee | France | — | — | 1 |
| Spiegel TV | Germany | 1990 | — | 1 |
| Spiffy Pictures | — | 2003 | — | 1 |
| Spillefilmkompaniet 4½ | Norway | — | — | 1 |
| Spizoo | United States | — | — | 1 |
| Splendid Film | Netherlands | — | — | 1 |
| Spring Era Films Co. | People's Republic of China | — | — | 1 |
| Spring House Entertainment | Taiwan | 1999 | — | 1 |
| Square | Japan | September 1986 | 2003 | 1 |
| Squirrel Capital | Spain | — | — | 1 |
| SRF 1 | Switzerland | 1958 | — | 1 |
| Sri Satya Sai Arts | — | — | — | 1 |
| Stamina Media | Germany | — | — | 1 |
| Stampede Entertainment | United States | 1993 | — | 1 |
| Stan | Australia | 2015 | — | 1 |
| Stanley Donen Films | United Kingdom | — | — | 1 |
| Star China Media | People's Republic of China | — | — | 1 |
| Star TV | Turkey | 1990 | — | 1 |
| Starbucks | United States | March 30, 1971 | — | 1 |
| Stardust Promotion | Japan | February 24, 1979 | — | 1 |
| StartAnima | Brazil | — | — | 1 |
| Starz | United States | February 1994 | — | 1 |
| Stella Film | Germany | — | — | 1 |