- Staffmark
- Stafford Hospital
- Stafford Hospitality
- Staker Paving and Construction Co., Inc.
- Stamford Hospital
- Standard and Poor's
- Standard Bank
- Standard Commercial Tobacco Co.
- Standard Register - Dayton, OH
- Standard Register - Richmond, VA
- Standard Technology Inc.
- Stanford Healthcare
- Stanford Hospital and Clinics
- Stanford Pediatric Liver Transplant Program
- Stanford University
- Stanley Consultants, Inc. - Austin
- Stanley Consultants, Inc. - Chicago
- Stanley Consultants, Inc. - Coralville
- Stanley Consultants, Inc. - Des Moines
- Stanley Consultants, Inc. - Englewood
- Stanley Consultants, Inc. - Las Vegas
- Stanley Consultants, Inc. - Muscatine
- Stanley Consultants, Inc. - Phoenix
- Stanley Consultants, Inc. - Salt Lake City
- Stanley Consultants, Inc. - West Palm Beach
- Stanley Group
- Stanly County, North Carolina
- Stanly Memorial Hospital
- Stanly Regional Medical Center
- Stanyan Park Hotel, San Francisco
- Staples
- Staples Promotional Products
- Star 107,3 and Smooth Jazz 93,1
- Star Buffet, Inc
- Star Linen USA
- Star of Hope
- Star Ship Dining Yacht
- Starbucks Coffee Company
- Starbucks of Southwest Denver and Aurora
- Stargate.net, Inc.
- Starke Hospital
- Starr County Memorial Hospital
- Starwood Hotels and Resorts Worldwide, Inc.
- Starzl Transplantation Institute
- State Department Utah Work Force Service
- State Dept. of African American Affairs
- State Dept. of Asian Affairs and Board
- State Dept. of Hispanic Affairs and Staff
- State Dept. of Pacific Islanders Affairs
- State Employees Credit Union