| Aktana, Inc. | |
| Aktïga | |
| Aktion Associates, Inc. | Ohio |
| Aktis Oncology | Massachusetts |
| Aktiun, Inc. | |
| Aktiv | New York |
| Aktiv Medical Systems | |
| Akttyva Therapeutics, Inc. | |
| Akua Technology Holding Ltd | |
| Akuity, Inc. | |
| Akumina, Inc. | New Hampshire |
| Akuna Capital | Illinois |
| Akupara Games, LLC | |
| Akura Medical | California |
| AKVELON, Inc. | |
| Akveo, Inc. | |
| Akwai, LLC | |
| Akyso Therapeutics | |
| AL Advantage, LLC | Arizona |
| Al Mehdi Solutions, Inc. | |
| Al Saif Graphics, LLC | |
| Al Sherkow's I/S Management Strategies Ltd | Wisconsin |
| Al-Monitor, LLC | |
| Alaark Robotics, Inc. | Wisconsin |
| Alabama A&M University | Alabama |
| Alabama A&M University Department of Electrical Engineering and Computer Science | Alabama |
| Alabama AG Credit | |
| Alabama Farm Credit | |
| Alabama Graphics | Alabama |
| Alabama State University | Alabama |
| Alabama Supercomputer Authority | Alabama |
| Alabama Technology Network | Alabama |
| Alabama Website Marketing | Alabama |
| Alabama Website Solutions | |
| Alachisoft | Texas |
| Alacra, LLC | New York |
| Alacritech, Inc. | California |
| Alacriti | New Jersey |
| Alacron, Inc. | New Hampshire |
| Aladdin Computer Service | North Carolina |
| Aladdin Scientific Corporation | |
| Aladdinmedia | |
| Alafair Biosciences, Inc. | Texas |
| Alafair Biosciences, Inc. | |
| Alaffia Health | New York |
| Alafia Computers | Florida |
| Alamar Biosciences, Inc. | California |
| AlaMark Technologies | Texas |
| Alameda Business Machines & Computer Center | California |
| Alameda Company | California |