| Adams-Land Micro Systems | Arkansas |
| Adan Technologies, Inc. | Tennessee |
| Adanate | California |
| Adanto Software, LLC | Idaho |
| Adapt Marketing | |
| Adapt the Game, Inc. | |
| Adapt2 Solutions, Inc. | Texas |
| Adaptable.io | |
| Adaptative Systems, Inc. | New Jersey |
| Adaptek Systems | Indiana |
| Adapters-Plus | California |
| Adapticom, Inc. | North Carolina |
| Adaptigent | Georgia |
| Adaptilens | Massachusetts |
| Adaptin Bio | |
| Adapting Social | |
| Adaptiva | Washington |
| Adaptivation, Inc. | South Dakota |
| Adaptive | |
| Adaptive | |
| Adaptive Biotechnologies Corporation | Washington |
| Adaptive Build, Inc. | |
| Adaptive Business Design | Indiana |
| Adaptive Business Solutions, Inc. | Indiana |
| Adaptive Clinical Systems | |
| Adaptive Companies | Pennsylvania |
| Adaptive Computer, Inc. | |
| Adaptive Computing, Inc. | Florida |
| Adaptive Concepts | Texas |
| Adaptive Easel, LLC | |
| Adaptive Holdings, Inc. | |
| Adaptive Launch Solutions | |
| Adaptive Micro Systems | Wisconsin |
| Adaptive ML, Inc. | New York |
| Adaptive Networks | Massachusetts |
| Adaptive Symbiotic Technologies | |
| Adaptive Systems | Indiana |
| Adaptive Tech Solutions | |
| Adaptivity Pro | Utah |
| Adaptrade Software | California |
| Adaptrum, Inc. | California |
| Adapty Tech, Inc. | New York |
| Adaptyx Biosciences, Inc. | |
| Adara Media, Inc. | California |
| Adare Pharma Solutions | |
| Adari Cell Science | California |
| Adatasol, Inc. | Ohio |
| Adax, Inc. | California |
| ADAXION Therapeutics | |
| Adazon | Illinois |