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- Matetic
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- Marietta Cellars
- Mac Murray Estate Vineyards
- Man Wines
- Maison Louis Jadot
- Mac Phail Wines
- Marisco Vineyards
- Mod Sélection Champagne
- Mirassou Wines
- Mount Veeder Winery
- Michele Chiarlo
- Masút Vineyard and Winery
- Matua Wines
- Mas Doix
- Manischewitz Wine
- Masi
- Michael Pozzan Winery
- Marqués de Murrieta
- Miner Family Wines
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