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Portrait of Theresa Kiehn

Theresa Kiehn

President and CEO


Theresa Kiehn is president & CEO of AgSafe, a Modesto-based nonprofit organization that provides practical health and safety education to the agricultural community. Since 1991, they have trained over 100,000 employers, supervisors, and farm workers in the most critical issues impacting worker safety, human resources, pesticide safety, and food safety. During her 12 years with the organization, AgSafe has tripled in size and expanded their scope to reach food and farming operations across the nation. Her career also includes tenure with the Great Valley Center and her family business, Fontana Farms. In working with nonprofits and family businesses for nearly 25 years, she closely identifies with organizations striving to make an impact in an array of social and economic environments. She currently serves as the president of the Turlock Certified Farmers Market and is also on the board of directors for the California Farmland Trust. She earned a bachelor’s degree in political science from California State University, Stanislaus.