| Brewery | Location |
|---|---|
| Gengoulf | Villers-devant-Orval, Belgium |
| George Bateman and Son Ltd. | Skegness, United Kingdom |
| George Gale & Company | Portsmouth, United Kingdom |
| Georgetown Brewing | Seattle, WA |
| Georgetown Trading Co. | |
| Get Radical | Paris |
| Ghost Brewing | Copenhagen |
| Ghost Town Brewing | Oakland, California |
| Ghost Train Brewing | |
| Ghost Train Brewing / Ferus Artisan Ales | |
| Ghost Train Brewing / Heist Brewery | |
| Ghostfish Brewing | |
| Giesinger Bräu | Munich, Germany |
| Gigantic Brewing Co. | Portland, Oregon |
| Gigantic Brewing Co. / Jolly Pumpkin Artisan Ales | Portland |