| Brewery | Location |
|---|---|
| Main Street Station Casino, Brewery and Hotel | Las Vegas, Nevada |
| Maine Beer Company | Portland |
| Maisel Bru | Bamberg, Germany |
| Makers Craft Brewery | Norfolk |
| Malduguns | Latvia |
| Malheur | |
| Malka Brewery | Yehiam, Israel |
| Malmgårdin Panimo | Malmgård, Finland |
| Malmgårds Bryggeri | Finland |
| Malmö Brygghus | Malmö, Sweden |
| Malt Shovel Brewery | Camperdown, Australia |
| Maltese brewing company | Fredericksburg, VA |
| Maltgarden | Poland |
| Mambo Beer | Mequon, Wisconsin |
| Mammoth Brewing | Mammoth Lakes, California |