The ownership of Mendocino Grille will be transferred from Eli Hengst and Jared Rager to Troy Bock, long term general manager and wine director of the restaurant, according to an announcement today. Barry Koslow will stay on as the executive chef. The reason behind the sale was to focus on their other restaurants/wine bars, Sonoma and Redwood. They also have leases signed for spaces on 14th Street and Glover Park where they will go head…