| Brewery | Location |
|---|---|
| Ardent Craft Ales | Richmond |
| Ardwen | Launois-sur-Vence, France |
| Åre Bryggcompagni | Åre |
| Area Two | Stratford , CT |
| Argus Bewery | Chicago |
| Arizona Wilderness Brewing Co. | Gilbert |
| Arkane Aleworks | Largo, FL |
| Arkose Brewery | Palmer |
| Armadillo Ale Works | |
| Around the Bend Beer Co. | Chicago, Illinois |
| Ārpus Brewing Co. | Latvia |
| Arrogant Bastard Brewing Co. | Escondido, California |
| Arrow Lodge Brewing | Covina, California |
| Arrowhead Ales Brewing Company | New Lenox |
| Art + Science | Sheridan, OR |