| Company | Location |
|---|---|
| CALTECH | Pasadena, California, United States |
| Cambridge Display Technology | Cambridge, United Kingdom |
| Cambridge NanoTech ALD Systems | Cambridge, MA, United Kingdom |
| Cambridge University Engineering | Cambridge, United Kingdom |
| CAMECA Instrument Inc. | Courbevoie Cedex, United Kingdom |
| Campus Micro Technologies GmbH | Bremen, France |
| CamScan USA Inc. | Cranberry Township, Pennsylvania, United States |
| CAN GmbH | Hamburg, Germany |
| Canada | Boston, Massachusetts, United States |
| Canadian Consulate General | Los Angeles, California, United States |
