Zanger is a general partner of Casa de Fruta. Zanger is a graduate of UC Davis. The family business was founded in 1908 by his southern Italian ancestors and has an agricultural history of growing, processing, and packaging apricots, cherries, pears, prunes, walnuts, wine grapes, lettuce and asparagus. Today, the retail location on Highway 152 in the Central Coast of California includes a fruit stand, restaurant, wine tasting/deli, inn, recreational vehicle park, fuel station and other destination type activities. In addition to his work with the family farming and value added activities and its wine business, Zanger has been active in the public policy arena for agriculture and business. He has served on the Farm Service Agency California State Committee, the U.S. Trade Representative’s Technical Advisory Committee for fruits and vegetables and is past chairman of the international trade committee for the California Farm Bureau. He has served on the California Farm Bureau board of directors and on many of its policy committees. He is also a member for Farm Foundation Roundtable.