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Dedicated to uncompromised quality, Opus One’s sole purpose is to express this vision and passionate spirit for generations to come. Opus One, like any great work, arose out of passion. By combining the great winemaking traditions and innovations of both families, the founders’ singular goal was to create an exceptional wine in the heart of Napa Valley. Opus One was founded by Baron Philippe de Rothschild, legendary proprietor of Château Mouton Rothschild, and renowned Napa Valley vintner Robert Mondavi. Asserting its independence and striking a perfect balance between its two partners, Opus One’s sole aim is to maintain its founders’ vision and passion for future generations. Baroness Philippine de Rothschild inaugurated the new Opus One winery, one of the architectural gems of the Napa Valley, in 1991.Ĭonstellation Brands acquired Robert Mondavi Winery in 2004 and reached an agreement with Baron Philippe de Rothschild SA in the following year to continue Opus One as a 50/50 joint venture. Opus One has 55 hectares (136 acres) of vines planted with Bordeaux grape varieties. Opus One was a success and has been acclaimed as a “Californian First Growth”. By combining both families’ winemaking traditions and innovations, the partners aimed to create an exceptional wine in the heart of the Napa Valley. Opus One was created in 1978 by Baron Philippe de Rothschild, the legendary owner of Château Mouton Rothschild, and the famous Napa Valley wine producer Robert Mondavi.
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