| Capitol Imaging Services, LLC | |
| Capitol Macintosh User Group | Texas |
| Capitol Media | Washington |
| Capitol Meridian Partners | |
| Capitol Sales Company, Inc. | Minnesota |
| Capitol Tech Solutions | |
| Capitol Technology Solutions, LLC | District of Columbia |
| Capitolis | |
| CapLinked | California |
| CaPow | |
| Cappasity, Inc. | California |
| CapPlus Technologies | Arizona |
| CappuccinoPC.com | New York |
| Capra Optical, Inc. | Massachusetts |
| Capria | Washington |
| Caprico Biotechnologies, Inc. | Georgia |
| Capricorn | New York |
| Capricorn Systems, Inc. | Georgia |
| Capricorn Technologies, Inc. | California |
| Caprock Custom Applications | |
| Caprock Group, LLC | |
| Caprus IT | Texas |
| CapsicoHealth, Inc. | California |
| Capsida Biotherapeutics | |
| Capsigen, Inc. | Washington |
| CapsoVision, Inc. | California |
| Capsquery, Inc. | |
| Capstan Medical | California |
| Capstone | California |
| Capstone Capital, LLC | Connecticut |
| Capstone Energy Consulting | |
| Capstone Presentations | Illinois |
| Capstone Technology | Washington |
| Capstone Trading Systems | Texas |
| Capstone Works | Texas |
| Capstreet | |
| Capsule Video, Inc. | |
| Capsule8 | New York |
| CAPSYS Technologies, LLC | |
| Captain Design Agency | |
| Captain Jack Communications, LLC | Iowa |
| Captain Marketing | California |
| Captain-Net | Florida |
| Captarget | |
| Captavi | Texas |
| CapTech Ventures, Inc. | Virginia |
| Captello | Texas |
| Capterra | Virginia |
| Captions | New York |
| Captiv8 | California |