| Ambitious Ales | Long Beach |
| America's Brewing | Aurora, Illinois |
| American Honor Beer Company | Wilkes-Barre |
| American River Brewing | Auburn, California |
| American Sky Brewing | Hudson, Wisconsin |
| American Solera | Tulsa, Oklahoma |
| Amerisports Brew Pub | Kansas City, Missouri |
| Amherst Brewing Company | Amherst, Massachusetts |
| Amicas Pizza, Microbrews and More | Salida, Colorado |
| Ammonite | France |
| Amnesia Brewery | Oeiras, Portugal |
| Amnesia Brewing | Washougal, Washington |
| Amor Artis Brewing | Fort Mill, South Carolina |
| Amplified Ale Works | San Diego, CA |
| Amstel Brouwerij | Amsterdam, Netherlands |