Heidi Trimarco

Staff Attorney CLF New Hampshire

Heidi Trimarco is a Staff Attorney working in the Clean Air & Water and Healthy Communities & Environmental Justice programs. Heidi advocates for clean air and water across New Hampshire, including working closely with CLF’s Waterkeeper to protect the health of the Great Bay estuary. She also works on initiatives to address childhood lead poisoning and is helping to expand CLF’s Environmental Justice program in New Hampshire to address the disparate impact of environmental problems. Before joining CLF, Heidi worked in private practice for over a decade as an environmental attorney and litigator. Her work ranged from the siting and developing of renewable energy projects to groundbreaking PFAS class action lawsuits in federal courts.

Heidi holds a J.D. from Boston College Law School and a B.A. cum laude in Government from Dartmouth College. She is admitted to practice in New Hampshire, Vermont, Massachusetts, New York and Ohio. Heidi is the President of the Board of the Hanover Conservancy, a member of Sustainable Hanover’s Energy Subcommittee, and a Ford Sayre Ski Team nordic coach for K–2 skiers.