| ARKE | Georgia |
| Arke Systems, LLC | Georgia |
| ArkeaBio | |
| Arkenea, Inc. | North Carolina |
| Arkestro, Inc. | |
| Arketa | |
| Arkieva | Delaware |
| Arkin Software | Virginia |
| Arkisys, Inc. | California |
| Arkley | California |
| Arkon Mounts | California |
| Arkose Labs | California |
| ARKRAY USA, Inc. | |
| Arkside Marketing, Inc. | |
| Arkstone Medical Solutions, LLC | |
| Arktel, Inc. | Arkansas |
| ArkusNexus | California |
| Arkware, Inc. | Minnesota |
| Arlington Baptist University | Texas |
| Arlington Capital Partners | Maryland |
| Arlington Computer Products | Illinois |
| Arlington Consultants Group | |
| Arlington Scientific | |
| Arlo Leach | Oregon |
| Arlo Technologies, Inc. | |
| ARM Automation, Inc. | Texas |
| Arm Ltd | Massachusetts |
| ARM Research Labs, LLC | Florida |
| Armada Labs | |
| Armada, Inc. | |
| Armadillo Computer Services Ltd | Missouri |
| Armagard Ltd | Illinois |
| Armanda Designs, Inc. | Indiana |
| Armanino, LLP | California |
| Armarius Software | Illinois |
| Armas Pharmaceuticals, Inc. | |
| Armata Pharmaceuticals, Inc. | |
| Armature Studio, LLC | Texas |
| Armatus Bio | |
| Armavita DigitalTM | |
| Armconet Internet Solutions | California |
| Armedia, LLC | Georgia |
| Armen Computing Ltd | Georgia |
| ARMI Technologies | |
| Armia Systems, Inc. | Illinois |
| Armidale Software | Washington |
| Armijo Enterprises, Inc. | California |
| Armin Straub | |
| Armis Biopharma, Inc. | |
| Armis, Inc. | California |