Banfi is a private concern, founded in New York in 1919 by John Mariani, Sr. and today owned and operated by his grandchildren. The company is focused on the production and import of wine.Banfi Vintners is the sole U.S. importer of the Mariani family’s internationally renowned wine estates in Italy: Castello Banfi of Montalcino, Tuscany, and Vigne Regali Cellars of Strevi, Piedmont. Banfi also imports the wines of several other producers, including category leaders Bolla, Cecchi, Florio, Fontana Candida, Placido, Riunite, and Sartori from Italy, Concha y Toro and Emiliana from Chile, and Trivento from Argentina, Wisdom & Warter Sherries from Spain and Stone's Ginger wine from England. The company has ranked as North America’s leading wine importer for more than three decades.