| McGovern's Oatmeal Stout | Belfast Bay Brewing Company | Oatmeal Stout | |
| McIlhenney's Irish Red | Alpine Beer Company | Irish Red Ale | 6.0% |
| McLaughlin’s Folly | Barrage Brewing Company | Oatmeal Stout | 5.7% |
| McLennium | BT McClintic Beer Company | | |
| McNellie's Pub Ale | Marshall Brewing Company | Extra Special / Strong Bitter (ESB) | |
| McRogue | Rogue Ales | Scotch Ale / Wee Heavy | 7.0% |
| Me & The Dev Ale | Lazy Magnolia Brewing Company | American Strong Ale | 8.0% |
| Me So Honey | Belching Beaver | American Pale Wheat Beer | |
| Me So Ornery | Griffin Claw | Quadrupel (Quad) | |
| mead | Homebrew | | |
| Meadjito | B. Nektar Meadery | | 14.0% |
| Meadowlark | Pretty Things Beer & Ale Project | American IPA | 7.0% |
| Mean Gene Porter | Revolution Brewing LLC | | |
| Mean Manalishi Double I.P.A. | Hoppin' Frog Brewery | Imperial IPA | 8.2% |
| Mean Old Tom | Maine Beer Company | American Stout | 6.5% |