Mastantuono Winery was founded in 1976 by Pasquale Mastantuono, making it one of the oldest wineries in the Paso Robles appellation. Pasquale Mastantuono had a special talent for making outstanding Zinfandels, and his Zins won many awards. In 2007 he and his wife retired, selling the estate to Donati Family Vineyard of Paicines.