| Iron Hill Brewery | Wilmington, DE |
| Iron Hill Brewery - Newark | Newark, Delaware |
| Iron Hill Brewery - Wilmingon | Wilmington, Delaware |
| Iron Horse Brewery | Ellensburg, Washington |
| Iron John's | Tucson |
| Iron Maiden / BrewDog | |
| Iron Monk | Stillwater, OK |
| Iron Spike Brewing Company | Galesburg, Illinois |
| Iron Springs Pub & Brewery | Fairfax, California |
| Iron Triangle Brewing | Los Angles, California |
| Iron Tug Brewing | Rochester, New York |
| Ironfire Brewing Company | |
| Is/Was Brewing | Chicago , Illinois |
| Isastegi Cider House | Spain |
| Ishikawa Brewery | Tokyo-to Fussa-shi, Japan |