Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Sterling Vineyards -  Sterling Vineyards is a winery near Calistoga California owned by international alcohol conglomerate Diageo. The winery achieved international recognition when its wine won first place in the Ottawa Wine Tasting of 1981.
A:
Company