| SMP | Albuquerque, New Mexico, United States |
| SNI Swiss Nanoscience Institute | Basel, Switzerland |
| SNS Nano Fiber Technology, LLC | Hudson, Ohio, United States |
| Society for the Advancement of Material and Process Engineering | Covina, California, United States |
| Society of Manufacturing Engineers | Dearborn, Michigan, United States |
| SoftMEMS LLC | Santa Clara, California, United States |
| SOITEC USA Inc. | Peabody, Massachusetts, United States |
| Sol-Gel Gateway | Vulaines sur Seine, United Kingdom |
| Solar Communications International, Inc. | San Diego, California, United States |
| Solar Turbines Inc. | San Diego, California, France |