| Abbazia delle Tre Fontane | |
| Abbey Beverage Company (Monastery of Christ in the Desert) | Abiquiu |
| Abbey Wright Brewing/Valley Inn | Williamsport, Pennsylvania |
| Abbeydale | |
| Aberdeen Brewing | Valparaiso, Indiana |
| Abita Brewing Company | Abita Springs, Louisiana |
| Able Baker | Las Vegas |
| Able Seedhouse + Brewery | Minneapolis, MN |
| Abnormal Beer Co. | San Diego |
| Abomination Brewing | East Stroudsburg, Pennsylvania |
| Åbro | Vimmerby |
| Absolution Brewing Company | Torrance |
| AC Golden Brewing Company | Golden |
| Ace Ciders | Sebastopol, California |
| Acoustic Ales | San Diego, California |