William Cole Vineyards is a family-owned Napa Valley winery established in 1999 by William and Jane Ballentine on a property with roots reaching back to the late nineteenth century. The Ballentines bring hands-on involvement to every aspect of grape farming and winemaking, crafting Chardonnay and Cabernet Sauvignon across distinctive programs including the Cuvée Jane Marie, Cuvée Claire, Stonemaiden Small Lot Series, and their Extended Barrel Aged selections.