Marchesi Alfieri is an historic winery located in the San Martino Alfieri castle in the hills between Asti and Alba. Emanuela, Antonella and Giovanna San Martino di San Germano have been running the business since 1983, with Mario Olivero as head winemaker and director since 1999. The estate’s twenty-one hectares of vineyards produce 130,000 bottles a year.