| Central Wisconsin Apple Users Group | Wisconsin |
| Central Wyoming College | Wyoming |
| Centralia College | Washington |
| CentralInfo.net | Wisconsin |
| Centralis Group | |
| Centralis Partners, Inc. | Illinois |
| Centralite | Alabama |
| Centrality | Kentucky |
| CentralReach, LLC | Florida |
| Centre College | Kentucky |
| Centre Technologies | Texas |
| Centrecourt Asset Management | |
| Centrelocus | |
| Centrepolis Accelerator | Michigan |
| Centrex Technologies | Illinois |
| Centrexion Therapeutics Corporation | |
| Centri Tech, LLC | District of Columbia |
| CENTRI Technology | Washington |
| Centric | California |
| Centric Consulting, LLC | Ohio |
| Centric Digital | |
| Centric Group, Inc. | |
| Centric Medical, LLC | Illinois |
| Centric Software | California |
| Centric Tech | |
| Centric Web, Inc. | Illinois |
| Centrical | New York |
| CentricsIT | Georgia |
| CentricSource | California |
| Centrify Corporation | California |
| Centrillion Technologies | California |
| CentriLogic | New York |
| Centriq | Kansas |
| Centris Information Services | Texas |
| Centrix | |
| Centro de Estudios Avanzados de Puerto Rico y el Caribe | Puerto Rico |
| Centro, LLC | Colorado |
| Centrodyne, Inc. | Vermont |
| CentroMotion | |
| Centrose, LLC | |
| CentryMed-US | Maryland |
| CentSai | New York |
| Centura College | Virginia |
| Centuria | Delaware |
| Centuric, LLC | |
| Centurio | |
| Centurion AMS, LLC | Texas |
| Centurion Computer Systems of Tampa, Inc. | Florida |
| Centurion Data Systems | Wisconsin |
| Centurion Systems | Colorado |