| Cquensys | Washington |
| CQuest | Washington |
| CR Group | Texas |
| CR Marketing | |
| CR-T | Utah |
| CR2 Creative | California |
| CRA International, Inc. | |
| Craav | |
| Crabtree Marketing | |
| Crack-Ajax, LLC | |
| CrackaJack Digital Solutions, LLC | |
| Crackerjack | |
| Craden Peripherals Corporation | New Jersey |
| Cradlepoint, Inc. | Idaho |
| Cradoc Corporation | Washington |
| Craft | California |
| Craft & Code | |
| Craft Solutions, Inc. | Delaware |
| Craft Ventures | California |
| CrafTech Computer Solutions | Pennsylvania |
| Crafted | |
| Crafted Education, Inc. | Colorado |
| Crafted Solutions | South Carolina |
| Crafting Clouds Solutions, Inc. | |
| Crafton Hills College | California |
| Craftsmanship Academy | North Carolina |
| CRAIG Computer Service | South Dakota |
| Craig Labenz Design | Washington |
| Craig Technologies | |
| Craig-Hallum Capital Group, LLC | Minnesota |
| Craimark Studios, Inc. | Florida |
| Crain Communications | |
| Craiyon, LLC | |
| Crance Payment Innovations | Pennsylvania |
| Crane Aerospace & Electronics | Washington |
| Crane Company | Connecticut |
| Crane Data, LLC | Massachusetts |
| Cranel, Inc. | Ohio |
| CraneMorley, Inc. | California |
| Craniac, Inc. | California |
| CranioSense, Inc. | |
| Cranium Softworks, Inc. | Maryland |
| CraniUS | Maryland |
| CraniUS Therapeutics | |
| Crash Course Software | Oklahoma |
| Crashmasters | Michigan |
| CrashPlan | Minnesota |
| Crate | California |
| CrateDB | California |
| Crater Moon Development | Oregon |