Tim Callahan has been a consulting winemaker for over 25 years and currently has clients in Sonoma, Napa and Lake counties. His services include all aspects of production, from vineyard management to producing award-winning wines. Tim heads our operational reporting department, completing and filing all county, state and federal reports for the following agencies: Alcoholic Beverage Control, Alcohol and Tobacco Tax and Trade Bureau, California State Board of Equalization and California Department of Food and Agriculture.