Nestled between Sonoma Mountain and the Mayacamas Mountain range in Sonoma Valley, B.R. Cohn Winery is known for its award-winning wines, picturesque olive groves, annual music festivals and iconic views. Founded in 1984 by Bruce Cohn, long-time manager of the Grammy award winning band The Doobie Brothers, B.R. Cohn is rooted in California Rock ‘n Roll heritage.