Ironstone Vineyards
Ironstone Vineyards is a winery that is noted for the production of several U.S. wine brands, including Obsession Wines, Leaping Horse Vineyards, Christine Andrew, Stone Valley, and Drifting. As of 2004, Ironstone has been listed as the 17th-largest winery (in terms of cases sold) in the United States. Ironstone also sells significant amounts of wine in international markets including the United Kingdom, Canada, and 40 other countries.