Dan L. Batrack

Mr. Batrack was named Executive Chairman in February 2026. He joined Tetra Tech in 1980 and has served in numerous capacities, including arctic research scientist, deep water oceanographic hydrographer, coastal hydrodynamic modeler, environmental data analyst, project and program manager, President of the Engineering Division, Chief Operating Officer, and President. He served as Chief Executive Officer from 2005 to 2026, and Chairman since 2003. During his tenure he established the firm’s strategic direction and focus on Leading with Science® to become the #1 global firm for Water Consulting and Engineering, Environmental Management, and Climate Change Response. During his career at Tetra Tech, he led research and engineering programs in locations including the Arctic, throughout South America, the Middle East, and the United States. Mr. Batrack holds a bachelor’s degree from the University of Washington.