Leslie L. Shoemaker, PhD

Dr. Shoemaker is Tetra Tech’s Chief Innovation and Sustainability Officer. She joined Tetra Tech in 1991 and has a deep understanding of Tetra Tech, having served as president, group president, chief strategy officer, and project manager. She works across Tetra Tech’s operations to further advance our development and use of technology in consulting and subscription offerings to our clients. Dr. Shoemaker has facilitated leadership development through internal mentoring and training curriculum development for Tetra Tech’s Leadership Academy program. She leads Tetra Tech’s corporate sustainability program and has served as our Chief Sustainability Officer for more than a decade.

Her technical specialty is in the development of analysis systems and model applications for watershed management and integrated water management solutions that incorporate water reuse and stormwater harvesting. She has led large-scale watershed studies focused on climate resiliency and optimization of green infrastructure solutions. Dr. Shoemaker was principal investigator and lead for development of first-of-a-kind models that have helped to advance the science of water management (i.e., SUSTAIN and GWLF). Dr. Shoemaker holds a Bachelor of Arts in Mathematics from Hamilton College, a Master of Engineering from Cornell University, and a Doctor of Philosophy in Engineering from the University of Maryland. She was inducted into the United States’ National Academy of Engineering in 2022.