Danielle Fidler
Senior Attorney
About
Danielle Fidler joined CATF as a senior attorney in April 2025 and supports the Clean Energy Infrastructure Deployment and Transportation Decarbonization programs. Prior to joining CATF, Danielle spent several years with the Clean Energy Program at Earthjustice, working on litigation and advocacy efforts to reform the nation’s electric system. Those efforts centered on building partnerships with coalitions large and small on strategies to ensure a level playing field for clean energy resources to unburden frontline communities from pollution associated with fossil fuel generation.
Danielle brings over 20 years of regulatory, enforcement, legislative, and advocacy experience in the energy and environmental sectors at every level of government. In addition to her work at Earthjustice, Danielle previously served as an assistant attorney general with the New York Attorney General’s Office and a senior enforcement attorney with the U.S. Environmental Protection Agency, where she specialized in complex enforcement cases. Danielle was a member of the U.S. Department of Justice’s Deepwater Horizon Oil Spill trial team and served as a Brookings Fellow to the Senate Finance Committee. She also spent over a decade serving on her local environmental policy commission where she helped draft a nationally recognized environmental charter and action plan.
Danielle holds a B.A. in philosophy and political science from Bryn Mawr College and a J.D. and M.A. in international affairs from George Washington University.
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