| Brewery | Location |
|---|---|
| Lustrum | |
| Lux Brewery | Eindhoven, Netherlands |
| Lwenbru Munich | Toronto, Canada |
| Lwenbru Zrich | Zrich, Switzerland |
| Lycke Bryggeri | Mölnlycke |
| Lynlake | Minneapolis, Minnesota |
| Lynwood Brewing Concern | Raleigh |
| Lyons Brewing | Lincolnton, NC |
| L’échasse | |
| M.I.A. Brewing Company | |
| Ma Brasserie | Montréal, Canada |
| Maallust | Veenhuizen, Netherlands |
| MaBrasserie | Montréal , Canada |
| Mac and Jack's Brewery | Redmond, Washington |
| MacAuslan Brewing | Montreal, Canada |