- Standard Brands, Inc.
- Standard Oil Company
- Stanford University Student Chapter
- Stanley Lim
- Stanley Tse
- Stanley Zionts
- State of New York Mental Health
- Stathis Tompaidis
- Stavros A. Zenios
- Stefan Dimitriadis
- Stefan E. Karisch
- Stefan Friederichs
- Stefan Karisch
- Stefan M. Wild
- Stefan Minner
- Stefan Poninghaus
- Stefan Scholtes
- Stefan Spinler
- Stefan Stremersch
- Stefan Voß
