Cornerstone Cellars produces Cabernet Sauvignon from Yountville, the heart of Napa Valley's most prestigious wine country. The region's well-drained benchland soils and temperate climate create ideal conditions for the grape's full expression—structured tannins, dark fruit, and aging potential. The winery's portfolio centers on three flagship expressions: Oakville Station Cabernet Sauvignon, Benchlands Cabernet Sauvignon, and Calistoga Cabernet Sauvignon. Each draws from distinct vineyard sites across the valley, capturing the subtle terroir differences that define Napa's geography. Wine Enthusiast, Wine Advocate, Decanter, Wine Spectator, and Falstaff have all assessed the winery's releases, reflecting the caliber of fruit and winemaking at work.