S
- Score Media
- Sea-Coast Publications Inc.
- Seahorse International Sailing
- Seattle Post-Intelligencer
- Seattle Times
- SeeNews
- Sekka Ltd.
- Sekret Firmi
- Selections publishing house FZ LLC
- Selector Magazine
- SEMA News
- Semana SL
- Sempre Editora LTD
- SEO International Ltd.
- Sept.ch SA
- Serendipity Media
- Sermos Galiza S.A.
- Serve Daily
- Service Touraine Rondeau
- SETA Publications
- Setare Shargh
- Seymour
- SGI Canada
- Shahrara Institute
- Shanghai Daily
- Sharanis Publishing House
- Share record
- Shares Magazine
- Shares Magazine (duplicate)
- Shargh
- SHE Canada
- Shekulli
- Shelf Media
- Shibui & Co.
- Shorouk
- Shueisha
- Si-Phaya Publishing Co. Ltd.
- SIA Baltic News Limited
- Sibarita Magazine
- Siglo Veintiuno/Al Dia
- Signature Publishing Pty. Ltd.
- Silicon Magazine
- Sin Chew
- Sin Chew Media Corporation Berhad
- Sin Embargo S de RL de CV
- Singapore Airlines Publisher
- Sisterscom.com
- Siyasat Rooz
- SJC Media
- Ski Canada Magazine