| Automation Hero, Inc. | California |
| Automation Horizons, Inc. | Illinois |
| Automation Integrated | Oklahoma |
| Automation Intellect | North Carolina |
| Automation Logistics Corporation | Florida |
| Automation NTH | Tennessee |
| Automation Parts Warehouse | Arizona |
| Automation Resources, Inc. | Minnesota |
| Automation Software & Engineering, Inc. | Ohio |
| Automation Technologies Consulting, Inc. | Ohio |
| Automation World | North Carolina |
| AutomationDirect | Georgia |
| AutomationEdge | Texas |
| Automatiq | |
| Automatit, Inc. | Arizona |
| Automative Business Solutions | Virginia |
| Automatize | |
| AutoMatter.io | Texas |
| Automattic, Inc. | California |
| Automature | New Hampshire |
| AutoMedic | |
| Automile | California |
| Automotive Electronics Services, Inc. | California |
| Automotive Grade Linux | California |
| Automotive Ventures | |
| Automotus, Inc. | California |
| Automox | Colorado |
| Auton Lab | Pennsylvania |
| Autonomic, LLC | |
| Autonomic, LLC | |
| Autonomix Medical, Inc. | |
| Autonomize, Inc. | |
| Autonomous Medical Devices, Inc. | |
| Autonomous Therapeutics, Inc. | |
| Autonomy | California |
| Autonomy AI | |
| AutonomyWorks | Illinois |
| Autophone of Laredo | Texas |
| Autopilot by Bislr, Inc. | California |
| AutoPower Corporation | Florida |
| AutoRABIT | California |
| AutoRemind, Inc. | New Jersey |
| AutoRevo Ltd | Texas |
| Autoscribe Informatics, Inc. | Massachusetts |
| AutoShopWiz | California |
| Autotech Ventures | California |
| Autotest Company | Texas |
| AutoVenture | Washington |
| AutoX | California |
| AutoXplorer | California |