| Basqueland Brewing Co | Spain |
| Bass Brewers | Burton-upon-Trent, United Kingdom |
| Bassoonbrew | UXBRIDGE, United Kingdom |
| Bastion | Diest, Belgium |
| Batch Brewing Company | Detroit, Michigan |
| Batemans | |
| Battered Boar Brewing Company | Edmond |
| Battery Steele Brewing | Maine |
| Battle Road Brewing Company | Maynard, MA |
| Bauhaus Brew Labs | MINNEAPOLIS, MINNESOTA |
| Bavaria | Barranquilla, Colombia |
| Bavarian Barbarian Brewing Company | Williamsport, Pennsylvania |
| Baxbier | Netherlands |
| Baxter Brewing | Lewiston, ME |
| Bayerische Staatsbrauerei Weihenstephan | Freising, Germany |