| SRI International | Menlo Park, California, United States |
| SRT Resistor Technology GmbH | Cadolzburg, Germany |
| SRU Biosystems Inc. | Woburn, Massachusetts, United States |
| Standard Microsystems Corp. | Hauppauge, New York, United States |
| Standard Renewable Energy | Houston, Texas, United States |
| Standing Partnership | St. Louis, Michigan, United States |
| Stanford Advanced Materials (SAM) | Lake Forest, California, United States |
| Stanford University - Chemistry | Stanford, California, United States |
| STAR Ventures | Munich, Germany |
| Starpharma Pooled Development Ltd. | Melbourne, Victoria, Australia |