| Access Technology, LLC | Michigan |
| Access Vascular, Inc. | Massachusetts |
| Access Venture Partners | Colorado |
| Access Ventures | Kentucky |
| Access-Interactive | Michigan |
| AccessAir Systems, Inc. | |
| Accessally, Inc. | |
| Accesscom.com | California |
| AccessData | Utah |
| AccessDirect, Inc. | Kansas |
| AccessDx Laboratory, LLC | Texas |
| AccessFuel | |
| Accessible Computing, Inc. | North Carolina |
| AccessIG, Inc. | New Jersey |
| AccessNevada.com | Nevada |
| accessnow, LLC | Georgia |
| Accessory Workshop, LLC | New Jersey |
| AccessoryGeeks.com | California |
| AccessoryGenie.com | California |
| AccessPlus Communications, Inc. | Massachusetts |
| AccessUS | Missouri |
| AccessWireless.org | District of Columbia |
| ACCi IT Solutions | |
| Accial Capital | Florida |
| Accionlabs Innovation | Pennsylvania |
| Accipiter Biosciences | |
| Accipiter Services, Inc. | Connecticut |
| Accipiter Systems, Inc. | Pennsylvania |
| Accium BioSciences | Washington |
| Acclaim Communications | |
| Acclaim Electronics, LLC | Nevada |
| Acclaim Telecom Services, Inc. | Texas |
| AcclaimIP | |
| AcclaimPOS | Wisconsin |
| Acclerate Ventures | Utah |
| Acclinet | New Hampshire |
| Acclink Ltd | Ohio |
| Acclivity Group, LLC | New Jersey |
| AccNav Systems, LLC | |
| ACCO Brands Corporation | Illinois |
| Accolade Partners | District of Columbia |
| Accolade, Inc. | |
| Accolite Digital, LLC | Texas |
| Accompa, Inc. | California |
| Accomplice | Massachusetts |
| Accord BioPharma, Inc. | |
| Accord Management Systems, Inc. | California |
| Accord Project | |
| Accord Systems, Inc. | |
| Accordance | |