| Brewery | Status | Owner |
|---|---|---|
| Maine Beer Company | Craft | David and Daniel Kleban |
| Meantime Brewing | Crafty | SABMiller |
| Mendocino | Crafty | United Breweries Group (India) |
| Michelob | Corporate | AB InBev |
| Mickey's | Corporate | Molson Coors |
| Middle Ages Brewing Company | Craft | |
| Mill House Brewing Company | Craft | |
| Mill Street | Crafty | AB InBev |
| Miller | Corporate | Molson Coors |
| Milwaukee's Best | Corporate | Molson Coors |
Craft or Crafty?
Who owns your beer?
