| Brewery | Location |
|---|---|
| Alchimiste Microbrasserie | Joliette, Canada |
| Aldaris | Rga, Latvia |
| Aldi | |
| Aldus Brewing Company | Hanover |
| The Ale Apothecary | Bend |
| Ale Asylum | Madison, Wisconsin |
| Ale Industries | |
| Ale Syndicate Brewers | Bedford Park |
| Alechemy Brewing | Livingston, United Kingdom |
| Alefarm Brewing | |
| Aleman / Two Brothers Brewing Company / Stone Brewing Co. | |
| Alementary | |
| Ales Agullons | Sant Joan de Mediona, Spain |
| Alesmith / Pizza Port | Carlsbad, CA |
| AleSmith Brewing Company | San Diego, California |