A headshot of Tom Zimpleman Tom Zimpleman

Senior Attorney

Tom Zimpleman’s work has focused on protecting communities from pollution, expanding the availability of clean energy, and managing climate-related financial risks. He has served as counsel for NRDC on cases arising under the Clean Water Act, the Clean Air Act, the Administrative Procedure Act, the Safe Drinking Water Act, the Toxic Substances Control Act, and the Federal Power Act. Prior to joining NRDC, Zimpleman worked in the Civil Division and the Criminal Division of the U.S. Department of Justice. He has a bachelor’s degree in philosophy from the University of Chicago and a JD from Stanford Law School. After law school, he clerked for Judge Joel M. Flaum of the U.S. Court of Appeals for the Seventh Circuit. He is based in NRDC's Washington, D.C., office.

State Bar Admissions

Illinois
Washington, D.C.

Court Admissions

U.S. District Court for the District of Columbia
U.S. Court of Appeals for the Second Circuit
U.S. Court of Appeals for the Seventh Circuit
U.S. Court of Appeals for the Ninth Circuit
U.S. Court of Appeals for the Tenth Circuit
U.S. Court of Appeals for the D.C. Circuit
Supreme Court of the United States

Awards and Memberships

2015 Attorney General’s Award for Distinguished Service
2016 Civil Division Special Commendation


This website provides general information, not legal advice. If you need legal help, please consult a lawyer in your state. Tom Zimpleman does not hold themself out as a specialist in a particular area of law or law practice.

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