- RSM McGladrey Inc.
- RSNA
- RT Lawrence Corporation
- RT Patterson Company, Inc.
- RTI Donor Services
- RTI Donor Services - Midwest Division
- RTZ Associates
- Rubber Manufacturers
- Rubbermaid Cleaning
- Rubicon
- Rubicon Health Technologies
- Rubin's Auto Repair
- Ruf Strategic Solutions
- Ruffin and Payne Inc.
- Ruffolo, Hooper and Associates, M.D., P.A.
- Ruiz Food Products Inc.
- Ruiz Mexican Foods, Inc.
- Rumford Hospital
- Rural Counties
- Rural Health Policy Center
- Rural Medical Services
- Rural-Metro Corp.
- Rush Foundation Hospital
- Rush University Medical Center
- Russell County Hospital
- Russell Medical
- Russellville Hospital
- Rutgers University
- Rutherford Family Healthcare, PA
- Rutherford Regional Medical Center
- Rutland Regional Medical Center
- Ruxton Billiard Mfg. Co.
- RWD Technologies
- RWJBarnabas Health
- Rydal Park of Philadelphia, Presbytery Homes Inc.
- Ryder Memorial Hospital, Inc.
- Ryko Manufacturing Co.
- S and W Engines, Inc.
- S-E Management Group, LLC
- SAandA Direct
- Sabine Parish Police Jury District 4
- SACIA, The Business Council of Southwestern Connecticut
- Saco Education Association
- 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