Tim Duncheon is an associate in the firm’s San Francisco office and a member of the Environmental and Energy Practice Group. He represents clients in litigation, regulatory, and policy matters involving a wide array of issues, including greenhouse gas regulation, California's climate laws, Clean Air Act enforcement, corporate claims about climate action, and environmental review. Tim also helps manage the firm's Inside Energy & Environment blog.

Tim also has an active pro bono practice. He focuses on addressing legal barriers that prevent building the homes and clean energy infrastructure needed to solve the housing and climate crises.

Prior to joining Covington, Tim clerked for the Honorable William A. Fletcher of the United States Court of Appeals for the Ninth Circuit and the Honorable Charles R. Breyer of the United States District Court for the Northern District of California.