| Genesee Brewing Company | Rochester |
| Geneva Lakes Brewing Co. | Lake Geneva, WI |
| George Bateman and Son Ltd. | Skegness, United Kingdom |
| George Gale & Company | Portsmouth, United Kingdom |
| Georgetown Trading Co. | |
| Get Radical | Paris |
| Ghost Brewing | Copenhagen |
| Gigantic Brewing Co. | Portland, Oregon |
| Gilde Brauerei | Hannover, Germany |
| Gilgamesh Brewing | Bandon |
| Ginga Kogen Beer | Tokyo-to Tokyo-shi, Japan |
| Gizmo Brew Works | Raleigh, NC |
| Glacial Lakes Brewing | New York Mills, Minnesota |
| Glacier Brewhouse | Anchorage, Alaska |
| Glen Ellyn Sports Brew | Glen Ellyn, Illinois |