Mr. Wehrum was a partner and the head of the Administrative Law Group at Hunton & Williams. Mr. Wehrum’s practice focuses on air quality issues including regulatory development and related litigation, compliance counseling and enforcement defense, legislative advice, and permitting. Prior to joining Hunton & Williams, Mr. Wehrum served for two years as Acting Assistant Administrator for Air and Radiation at the U.S. Environmental Protection Agency. He has a B.S. in chemical engineering from Purdue University and a J.D. from Widener University. Mr. Wehrum is a member of the District of Columbia bar.