| Advanced Clinical | Illinois |
| Advanced Clustering Technologies, Inc. | Missouri |
| Advanced Color Solutions, Inc. | California |
| Advanced Communications & Data | Michigan |
| Advanced Communications, LLC | Florida |
| Advanced Computer & Communication Systems, Inc. | Indiana |
| Advanced Computer & Network Corporation | Pennsylvania |
| Advanced Computer Concepts, Inc. | Virginia |
| Advanced Computer Connections, Inc. | Ohio |
| Advanced Computer Consulting Company | Maryland |
| Advanced Computer Innovations, Inc. | New York |
| Advanced Computer Services, LLC | Arkansas |
| Advanced Computer Solutions | Michigan |
| Advanced Computer Technologies | Tennessee |
| Advanced Computer Technologies, Inc. | Connecticut |
| Advanced Computer Technology | Nevada |
| Advanced Computers | Maryland |
| Advanced Computing | Illinois |
| Advanced Computing Solutions Group, Inc. | Washington |
| Advanced Construction Robotics, Inc. | Pennsylvania |
| Advanced Conversion Technology, Inc. | Pennsylvania |
| Advanced Cooling Technologies, Inc. | Pennsylvania |
| Advanced Data and Network Solutions | North Carolina |
| Advanced Data Management, LLC | Arizona |
| Advanced Data Spectrum | Texas |
| Advanced Data Systems | Maryland |
| Advanced Database Solutions | Arkansas |
| Advanced Design Concepts, Inc. | Wisconsin |
| Advanced Designs | Wisconsin |
| Advanced Designs Corporation | Indiana |
| Advanced Development Solutions, Inc. | Missouri |
| Advanced Digital Logic, Inc. | California |
| Advanced Digital Media Services | |
| Advanced Digital Research, Inc. | California |
| Advanced Electronic Designs, Inc. | |
| Advanced Electronics, Inc. | Illinois |
| Advanced Energy Industries, Inc. | Colorado |
| Advanced Engineering Software | California |
| Advanced Facilities, Inc. | Ohio |
| Advanced Fraud Solutions | North Carolina |
| Advanced Geomatics | Michigan |
| Advanced Graphics Technology, Inc. | Georgia |
| Advanced GRC | |
| Advanced Horizons, Inc. | Illinois |
| Advanced Image Enhancement | Massachusetts |
| Advanced Imaging Concepts, Inc. | New Jersey |
| Advanced Insights | Ohio |
| Advanced Inspection Technologies, Inc. | Florida |
| Advanced Instruments, LLC | Massachusetts |
| Advanced Interconnections Corporation | Rhode Island |