PlumpJack Estate has risen to become one of the most iconic and well recognized producers in the Napa Valley. Under the guida ... nce of Winemaker Aaron Miller, PlumpJack has become synonymous with quality Napa Valley Cabernet Sauvignon as well as pioneers in the adoption of screw-cap closures-a first for luxury Napa Cabernet! The historic PlumpJack Estate is one of the oldest operating wineries in the Napa Valley and sits atop soils which have nurtured vineyards since as far back as the 1880s. read more