| Company | Location |
|---|---|
| ChemImage Corp. | Pittsburgh, Pennsylvania, United States |
| Chemnitz University of Technology | Chemnitz, Germany |
| Chinese Academy of Sciences | Beijing, China |
| Chinese Petroleum Corp. | Taipei, China |
| Chip Supply Inc. | Orlando, Florida, United States |
| Chipworks Inc. | Ottawa, Ontario, Canada |
| Chiral Photonics Inc. | Clifton, New Jersey, United States |
| Chiral Technologies | Exton, Pennsylvania, United States |
| Chisholm Institute | Dandenong, Victoria, Australia |
| Chorum Technologies | Richardson, Texas, United States |
