The Thornhill Companies are a series farming companies located on the Central Coast of California. The primary focus of the operations is in vineyards and wineries. Some of the brands of the firm include: Turn Key Wine Brands, Bien Nacido Vineyards, Ballard Lane, French Camp Vineyards, J Wilkes. In addition to vineyards and winery operations, the firm also grows citrus, avocados, and blueberries.