Michael Silacci assumed responsibility for all aspects of vineyard management and winemaking at Opus One in May 2003. He has been at Opus One since March of 2001, first serving as Director of Viticulture and Enology. 

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Prior to his current appointment, Michael spent six years as winemaker at Stag’s Leap Wine Cellars, one year as winemaker at King Estate in Oregon, and six years at Beaulieu Vineyard as enologist and viticulturist. He has also made wine in France and Chile. He holds a master’s degree in viticulture from U.C. Davis in addition to under-graduate degrees in enology and viticulture from U.C. Davis and the Université de Bordeaux.

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Michael embraces the principle that classic wines are expressions of place and human beings nurture and guide the process. He ensures that the connection between viticulture and winemaking at Opus One is seamless, reflecting the philosophy of founders Baron Philippe de Rothschild and Robert Mondavi.

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Opus One produces ultra-premium wines at its Napa Valley winery in Oakville, California. The 2019 vintage was released on October 1st, 2022 and is distributed in all 50 U.S. States and 90 countries worldwide.