Testarossa Winery is located in the historic Novitiate in downtown Los Gatos and is one of the oldest continuously operating wineries in California. Rob and Diana Jensen started Testarossa in their garage in 1993 with just twenty-five cases of wine and have been working with Director of Winemaking, Bill Brosseau since 2000. The winery works closely with top winegrowers in the Santa Lucia Highlands, Sta. Rita Hills, Arroyo Grande Valley, Russian River Valley, Chalone, and Santa Cruz Mountains appellations.