G
- Jos. Gahm & Son Co. - MA BW
- Gallatin Brewing Co. - MT 12
- William Gamble Brewery - NY 519
- Gambrinus Brewing Co. - OR 68
- Garden City Brewery - IL 93
- Garden City Brewing Co. - MT 48
- Gast St. Louis Brewing Co. - MO 118
- Gehling Brewing Co. - NE 12
- Genesee Brewing Co., Inc. - NY 597
- Geneva Brewing Co. - NY268
- German American Brewing Co. - NY 207
- German Brewing Co. - MD 124
- Germania Brewing Co. - NY 183 (Buffalo)
- Germania Brewing Co. - NY 659 (Syracuse)
- Germania Brewing Co. - PA 124
- Wm. Gerst Brewing Co. - TN 28
- The William Gerst Brewing Co., Inc. - TN 28
- A. Gettelman Brewing Co. - WI 341
- J.L. Getz & Sons - PA BW
- Gierow & Hoch Brewing Co. - WI 64
- Gipps Brewing Corp. - IL 310
- Glencoe Brewing Co. - MN 52
- Jos. H. Glennon's Brewery - PA 697
- The Globe Brewing Co. - MD 11
- Globe Brewing Co., Inc. - NY 699
- Gluek Brewing Co. - MN 98
- Goebel Brewing Co. - MI 71
- Goebel Brewing Co., Inc. - MI 71
- Goenner & Co. - PA 233
- M.K. Goetz Brewing Co. - MO 79
- Golden West Brewing Co. - CA 223
- Gowanda Bottling Works - NY BW
- Jas. Graham Brewing Co. - NJ 124
- Grand Island Brewing Co. - NE 16
- Grand Rapids Brewing Co. - MI 152
- Grand Rapids Brewing Co. - WI 139
- Robert H. Graupner Brewery - PA 198
- Great Falls Brewery, Inc. - MT 30
- The Greater New York, Brewery, Inc. - NY 427
- Greenway Brewery Co., Inc. - NY 654
- Greenway Brewing Co. - NY 654
- William Gretz Brewing Co. - PA 441
- Griesedieck Bros. Brewing Co. - MO 182
- Gritty McDuff's Brew Pub - ME Craft
- Gruenewald Brewery, Inc. - PA 523
- M. Groh's Sons, Inc. - NY 482
- Guenther & Zerweck - IN 83
- Gulf Brewing Co. - NY 699
- Gulf Brewing Co. - TX 44
- John Gund Brewing Co. - WI 214
- Gunther Brewing Co., Inc. - MD 39
- Gutekunsts Bottling Co. - NY BW
- Gutsch Brewing Co. - WI 458
- Gyser Bottling Works - MN 33