The California winery owner, winemaker and consultant David Abreu studied viticulture and cellar at the University of California in Davis. In 1980, together with winemaker friend Richard Forman, he founded Vineyard Management Company, which specializes in the cultivation and care of vineyards. Together with Forman Abreu traveled several times to Bordeaux to study the local winemaking techniques. Customers include many renowned California wineries such as Araujo, Bressler, Bryant Family, Colgin, Grace Family, Harlan Estate, and Pahlmeyer Screaming Eagle, With high financial expenditure, the success of the measures is virtually inevitable. Abreu also owns vineyards in St. Helena, California Napa Valley, These are Madrona Ranch, Thorevilos and Campella. The Madrona Ranch Cabernet Sauvignon 1997 received from Robert Parker 100 points.