| Brewery | Location |
|---|---|
| Almirante + Red Cervecera | Peru |
| Almirante Brewing | Peru |
| Almond ‘22 | Pescara, Italy |
| Alpha Acid Brewing Co. | Belmont |
| Alpha Brewing Company | St. Louis |
| Alpha Delta Brewing | |
| Alphabet City Brewing Company | |
| Alpine Beer Company | Alpine, California |
| Alpirsbacher Klosterbru | Alpirsbach, Germany |
| Altamont Beer Works | Livermore, CA |
| Alter Brewing Company | Downers Grove |
| Alternate Ending Beer Co. | Aberdeen, New Jersey |
| Altstadt | |
| Alus Darbnīca Labietis | Latvia |
| Alvarado Street Brewery | Monterey, California |