- RRM Design Group
- RT Lawrence Corporation
- RTZ Associates
- Ruiz Food Products Inc.
- Ruiz Mexican Foods, Inc.
- Rural Counties
- Sacramento Asian Pacific Chamber of Commerce
- Sacramento City College
- Sacramento Coca-Cola Bottling
- Sacramento Convention and Visitors Bureau
- Sacramento County Department of Human Assistance
- Sacramento Hispanic Chamber of Commerce
- Sacramento Magazine
- Sacramento Region Transit District
- Sacramento Unified School District
- Sacramento VA Medical Center at Mather
- Saint Agnes Medical Center
- Saint Mary Medical Center
- Saint Mary Medical Center Long Beach
- Salinas Valley Health
- Salinas Valley Memorial Healthcare System
- Samuel Merritt University
- San Antonio Regional Hospital
- San Bernardino County Department of Public Health
- San Diego - Courtyard by Marriot Downtown)
- San Diego County EMS
- San Diego North CandVB
- San Diego North Convention and Visitors Bureau
- San Diego VA Medical Center
- San Dimas Community Hospital
- San Francisco Convention and Visitors Bureau
- San Francisco State University
- San Gabriel Valley Medical Center
- San Gorgonio Memorial Hospital
- San Joaquain Delta College
- San Joaquin General Hospital
- San Jose Convention and Visitors Bureau
- San Leandro Hospital
- San Mateo County
- San Mateo County Convention and Visitors Bureau
- SandY
- Santa Barbara Business College Bakersfield
- Santa Barbara Cottage Hospital
- Santa Barbara Inn
- Santa Clara Chamber of Commerce
- Santa Clara Valley Medical Center
- Santa Monica CVB
- Santa Rosa Chamber of Commerce
- Santa Rosa Memorial Hospital
- Santa Rosa Memorial Kidney Transplant Center