| Company | Location |
|---|---|
| RAND Corp. | Santa Monica, California, United States |
| Rare Earths India | Mumbai, Maharashtra, India |
| Rave LLC | Delray Beach, Florida, United States |
| Raven Biotechnologies Inc. | South San Francisco, California, United States |
| Raymor Industries | Boisbriand, Quebec, Canada |
| Raytheon Commercial Infrared | Lexington, Massachusetts, United States |
| Raytheon Microelectronics Espana SA | Malaga, Spain |
| RBI Solar, Inc. | Cincinnati, Ohio, United States |
| RD Automation | Londonderry, New Hampshire, United States |
| Reactive Nanotechnologies Inc. | Hunt Valley, Maryland, United States |
