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The original J.C. loved sharing wine, and while he may have cut some corners making it, he never skimped on quality. That’s why our wines are all-natural, certified green, and crafted by some of the most respected small-batch winemakers in California. Scroll down to meet them.

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Our Winemakers

  • Ed Kurtzman

    Ed Kurtzman’s vast resume includes renowned wineries like Bernardus and Chalone, as well as a stint as head winemaker at Testarossa Vineyards in Los Gatos. Since then, he’s made wine for clients like Mansfield-Dunne, Freeman, Fort Ross, ROAR, and others. He is a partner in San Francisco-based August West and started his own label, Sandler, in 2003.

  • Emiddio Justin Massa

    Seventh Day Rosé is made by Emiddio Justin Massa. After learning the wine business in New York, he moved to California to make wine at notable wineries like Cuvée and ROAR. Today, he brings his impressive winemaking talents to small-lot, artisanal, urban wines like Mansfield-Dunne, and many others.

  • Ryan Cochrane

    In 2009, Ryan’s lifelong dream of making wine came true when he interned for Roger Nichols at RN Estate in Paso Robles. 12 years and his own wine brand later, he has entrenched himself as one of San Francisco’s most beloved (and hilarious) winemakers.