Explore the Wineries of California California is the leading wine producing state — making about 90 percent of all American wine ADD YOUR WINERY GOLD MEMBERS Domaine Carneros Winery - Napa Middle Ridge Winery - Idyllwild Mystic Hills Vineyard - San Miguel SILVER MEMBERS Alexander Valley Vineyards - Healdsburg Alfaro Family Vineyards and Winery - Corralitos Donkey & Goat Winery - Berkeley BRONZE MEMBERS Brochelle Vineyards - Paso Robles Burgess Cellars - Deer Park Fasi Estate Winery - Friant Frey Vineyards - Redwood Valley Pedroncelli Winery - Geyserville People's Wine Revolution - Calistoga Sonoma Portworks - Petaluma Tedeschi Family Winery - Calistoga
