| Abbreviation | Definition |
|---|---|
| ASEI | American Science and Engineering, Inc. |
| ASEI | American Science Engineering Inc |
| ASEI | Applied Systems Engineering Inc |
| ASEIVA | Asociación Salvadoreña de Empresarios Importadores de Vehículos Automotores |
| ASEIVA | Asociación Salvadoreña de Empresarios Importadores de Vehículos Automotores |
| ASESA | Asfaltos Españoles, S. A. |
| ASF | American Spray Fibers |
| ASF | Arrowhead Sale Facility |
| ASFB | Accounting Services for Business England) |
| ASFC | Atmosphere Super Fashion Company |
| ASFC | Austin Special Foods Company |
| ASFG | All-Star Financial Group, LLC |
| ASFG | American Student Financial Group, Inc |
| ASFI | American Spaceframe Fabricators, Inc. |
| ASFI | American Spray Fibers, Inc. |
| ASFS | American Suzuki Financial Services |
| ASHC | All Souls Housing Corporation |
| ASHC | Appalachian Student Housing Corporation |
| ASHP | American Specialty Health Plans |
| ASI | Administrative Solutions Inc |