| Knigsegger WalderBru | Knigseggwald, Germany |
| Knowlton Co. | Knowlton, Canada |
| Kompania Piwowarska | |
| Kona Brewing | Kailua-Kona, Hawaii |
| König Ludig GmbH & Co. KG | Germany |
| König-Brauerei GmbH | Duisburg, Germany |
| Kopparbergs Brewery | Sweden |
| Köstritzer Schwarzbierbrauerei | Bad Köstritz, Germany |
| Kraemer & Kin | Alburgh, Vermont |
| Kraft Bräu Talk | Trier, Germany |
| Kraftbier | |
| Krogh's Restaurant and Brewpub | Sparta, New Jersey |
| Krombacher Brauerei | Kreuztal-Krombach, Germany |
| Krönleins Bryggeri AB | Halmstad, Sweden |
| Kros Strain Brewing Company | La Vista, Nebraska |