| Az-Tech Software, Inc. | Missouri |
| AZ-VC | Arizona |
| AZ13 Consulting | Arizona |
| azad, Inc. | Oregon |
| Azalea Capital | South Carolina |
| Azalea Health | Georgia |
| Azalea Therapeutics | |
| Azamba, Inc. | Illinois |
| Azar Computer Software Services, Inc. | Texas |
| Azarian Growth Agency | |
| Azati Corporation | New Jersey |
| Azavar Technologies | Illinois |
| Azavea | Pennsylvania |
| AZCOMP Technologies | Arizona |
| Azeca | Georgia |
| Azee, Inc. | California |
| Azena Medical, LLC | California |
| Azency | |
| Azend Technologies | |
| Azenta USA, Inc. | Massachusetts |
| AzeoTech, Inc. | Oregon |
| Azevan Pharmaceuticals | |
| AZIAM, Inc. | |
| Azibo, Inc. | Nevada |
| Azilen Technologies | California |
| Azitra | Connecticut |
| AZN Research, Inc. | District of Columbia |
| Azoft | New York |
| Azolla Ventures | |
| Azome Therapeutics | |
| Azora Therapeutics, Inc. | |
| azp Designs | Arizona |
| AzPHP User Group | Arizona |
| AZRA Design Studio | |
| Azra Games, Inc. | California |
| Azstec, LLC | Texas |
| Aztec Electronics, Inc. | Minnesota |
| Aztec Software, LLC | New Jersey |
| Aztec Systems Corporation | Florida |
| AztecaNet | California |
| Aztek | Ohio |
| Azuga, Inc. | California |
| Azul | California |
| Azumio | California |
| Azumo, Inc. | Illinois |
| Azumo, LLC | California |
| Azura Genomics, Inc. | Massachusetts |
| Azura Genomics, Inc. | |
| Azure Capital Partners | California |
| Azure Communications, Inc. | California |