Institution
- Sigma-Aldrich Corporation1
- Signs: Journal of Women in Culture and Society1
- Siltec Corporation1
- Simmons College (Boston, Mass.)1
- Skadden, Arps, Slate, Meagher & Flom1
- Skirball Institute for Biomolecular Medicine1
- Skirball Institute of Biomolecular Medicine, New York University School of Medicine1
- Skyline College1
- Sloan-Kettering Institute for Cancer Research1
- Smith Barney1
- SmithKline Beecham Pharmaceuticals1
- Società nazionale industria applicazioni viscosa1
- Society for International Development1
- Society for the Study of Evolution1
- Society of Chemical Industry (Great Britain). American Section1
- Société chimique de France1
- Socony-Vacuum Research Laboratories1
- Sofiĭski universitet "Sv. Kliment Okhridski"1
- Solvay America, Inc.1
- Solvay Process Company1