| Name | Country | Market Cap (US$) |
|---|
| Sociedad de Television Canal + | Spain | Private |
| Sociedade Rádio Emissora Paranaense S/A. | Brazil | Private |
| Société anonyme d'Information d'Animation et de Diffusion SA | Belgium | Private |
| Société De Télédiffusion Du Quebec | Canada | Private |
| SOCIETE NATIONALE DE RADIODIFFUSION ET DE TELEVISION SA | Morocco | Private |
| Sogecable SA | Spain | Private |
| Sonofon A/S | Denmark | Private |
| South Central Communications Corporation | United States | Private |
| South East Telecasters | Australia | Private |
| SOUTH TOKYO CABLE TELEVISION INC. | Japan | Private |
| Southern Cross Broadcasting (Australia) Ltd | Australia | Private |
| SOUTHERN CROSS COMMUNICATIONS LIMITED | Australia | Private |
| SOUTHERN CROSS NETWORK (PRODUCTION) PTY. LTD. | Australia | Private |
| SOUTHERN CROSS SALES PTY LTD | Australia | Private |
| SOUTHERN CROSS SYNDICATION PTY LTD | Australia | Private |
| SOUTHERN CROSS TELECOMMUNICATIONS PTY LTD. | Australia | Private |
| SOUTHERN CROSS TELEVISION (TNT9) PTY. LIMITED | Australia | Private |
| Southern Radio plc | United Kingdom | Private |
| SOUTHERN STAR FILM SALES PTY LIMITED | Australia | Private |
| SOUTHERN STAR PRODUCTIONS NO 3 PTY LIMITED | Australia | Private |
| SOUTHERN STAR PRODUCTIONS NO 7 PTY LIMITED | Australia | Private |
| SOUTHERN STAR PRODUCTIONS NO 8 PTY LIMITED | Australia | Private |
| SOUTHERN STAR PRODUCTIONS NO 9 PTY LIMITED | Australia | Private |
| Southern Starr Broadcasting | United States | Private |
| SOUTHN TAOYUAN CATV CO., LTD. | Taiwan | Private |
| Southwestern Bell Video Service, Inc | United States | Private |
| Space Communications Corporation | Japan | Private |
| SPACE VISION NETWORK INC (SVN) | Japan | Private |
| SPACE-COMMUNICATION LTD. | Israel | Private |
| Spanish Broadcasting System of California | United States | Private |
| Spanish Broadcasting System of Florida Inc. | United States | Private |
| Spanish Broadcasting System, Inc. | United States | Private |
| Spectralink Corporation | United States | Private |
| Spectravision Inc. | United States | Private |
| Spencer Gulf Telecasters Ltd | Australia | Private |
| Sperry Marine Inc. | United States | Private |
| Spice Entertainment Companies | United States | Private |
| Spokane Television Inc | United States | Private |
| Sports-I Network Inc. | Japan | Private |
| Sportscope Television Network Ltd | Canada | Private |
| Stadtwerke Pirna GmbH | Germany | Private |
| STAFLEX PTY. LIMITED | Australia | Private |
| Standard Broadcasting Corporation Ltd. | Canada | Private |
| Standard Radio Inc | Canada | Private |
| Star Channel Inc. | Japan | Private |
| Star Choice Television Network Inc | Canada | Private |
| Star Group Limited | Hong Kong | Private |
| Star Group Limited | Hong Kong | Private |
| Star India Limited | India | Private |
| STAR INDIA PRIVATE LIMITED | India | Private |
| STARHUB CABLE VISION LTD. | Singapore | Private |
| Starpower Communications, LLC | United States | Private |
| Starsight Telecast, Inc. | United States | Private |
| Starvision Hong Kong Limited | Hong Kong | Private |
| Starz Encore Group LLC | United States | Private |
| Starz Entertainment Group LLC | United States | Private |
| STATE TELEVISION COMPANY TV CHANNEL RUSSIA FEDERAL STATE UNITARY | Russia | Private |
| Stations Holding Company | United States | Private |
| Stauffer Communications Inc. | United States | Private |
| Stc Broadcasting Inc | United States | Private |
| STC Broadcasting, Inc. | United States | Private |
| STE DEVELOPPEMENT DE RADIODIFFUSION | France | Private |
| STE EXPLOITATION RADIO CHIC | France | Private |
| Ste Francaise du Radiotelephone (SFR) | France | Private |
| STE NATIONALE DE RADIODIFFUSION | France | Private |
| STE POUR L EDITION RADIOPHONIQUE | France | Private |
| Stichting Etherreclame (STER) | Netherlands | Private |
| Stichting Lokale Omroep Sint-Michielsgestel | Netherlands | Private |
| Stichting Omroep P & M | Netherlands | Private |
| Stichting Omroep Voorne | Netherlands | Private |
| Stichting Omroep Zeeland | Netherlands | Private |
| Stichting Radio Nederland Wereldomroep | Netherlands | Private |
| Stichting Samenwerkende Publieke Omroepen Midden Nederland | Netherlands | Private |
| Stichting Televisie Oost | Netherlands | Private |
| STM Wireless Inc. | United States | Private |
| Storer Communications, Inc. | United States | Private |
| STV CENTRAL LTD | United Kingdom | Private |
| STV NORTH LTD | United Kingdom | Private |
| Styles Media Group Llc | United States | Private |
| Südwestrundfunk Anstalt des öffentlichen Rechts | Germany | Private |
| Suga Test Instruments Co., Ltd. | Japan | Private |
| Sullivan Broadcasting Company, Inc. | United States | Private |
| Sun Broadcasting Companies Inc | United States | Private |
| SUN TELEVISION BROADCASTING CO.,LTD. | Japan | Private |
| Sunbeam Television Corporation | United States | Private |
| Sunbelt Communications Company Inc | United States | Private |
| SUNCROWN CATV CO., LTD. | Taiwan | Private |
| Sunraysia Television Ltd. | Australia | Private |
| SUNSHINE BROADCASTING NETWORK LIMITED | Australia | Private |
| Sunshine Broadcasting Network Ltd | Australia | Private |
| Supercanal | Argentina | Private |
| SuperSport International Holdings Ltd | South Africa | Private |
| Susquehanna Cable Co | United States | Private |
| Susquehanna Communications | United States | Private |
| Susquehanna Media Company | United States | Private |
| Susquehanna Radio Corporation | United States | Private |
| Sveriges Radio AB | Sweden | Private |
| SWAN TELEVISION & RADIO BROADCASTERS PTY LTD | Australia | Private |
| Symetrics Industries, Inc. | United States | Private |
| SYNERGISTIC NETWORK DEVELOPMENTS S.A. SYNED | Greece | Private |
|
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