| Company | Location |
|---|---|
| Abtech Scientific Inc. | Richmond, Virginia, United States |
| Acacia Research Corporation | Newport Beach, California, United States |
| Accelrys | San Diego, California, United States |
| Accenture | Denver, Colorado, United States |
| Access Pharmaceuticals Inc. | Dallas, Texas, United States |
| Accratech Inc. | New Lisbon, Wisconsin, United States |
| Acctron AG | St. Gallen, Switzerland |
| Accumold Corp. | Ankeny, Iowa, United States |
| Accuray | Sunnyvale, California, United States |
| Accurion GmbH | Goettingen, Germany |
