Tema
- Small Business Administration (SBA)1
- Small Business Assistance Program (SBAP)1
- Smart Choice Plumbing1
- Smiley Smooth2
- Sneak Out Program2
- Sokale Landry Collaborative1
- Solomon Tucker1
- Sons and Daughters of Light1
- Sons of Light1
- Sonya Clark-Herrara1
- Sonya Renee McNack-Blue2
- Sophia Bai1
- Soul Brothers1
- South County Community Health Center1
- South Lake Tahoe Middle School1
- South Peninsula Athletic League1
- South Peninsula Athletic League (SPAL)2
- South San Mateo NAACP1
- South San Mateo and Palo Alto League of Women Voters1
- Southern Pacific1