| Abbreviation | Definition |
|---|---|
| AACG | Advanced Arenas Consulting Group |
| AACI | Abbey & Abbey Consultants, Inc. |
| AACI | Afresh Approach Consulting, Inc. |
| AACM | All American Crane Maintenance |
| AACT | ABT Associates Clinical Trials |
| AACT | American Association of Candy Technologists |
| AACTS | Arthur Andersen Corporate Tax Solutions |
| AACU | American Airlines Credit Union |
| AACVB | Asian Association of Convention and Visitor Bureaus |
| AAD | Attitude in advance of Ad |
| AADA | Arizona Automobile Dealers Association |
| AADB | Al Areen Developments Bahrain |
| AADC | Al Ahsa Development Company |
| AADC | Al Ain Distribution Company |
| AADC | Allison Advanced Development Company |
| AADC | Arabian American Development Company |
| AADC | Ashland Area Development Corporation |
| AADK | Agensi AntiDadah Kebangsaan |
| AADL | Automobile Association Development, Limited |
| AAEC | Advanced Alternative Energy Corp |