Hillary Aidun

Senior Associate Attorney Northeast Office


Media Inquiries

Nydia Gutiérrez
Public Affairs and Communications Strategist

On Social Media


Bar Admissions



she / her

Hillary Aidun is a senior associate attorney in the Northeast Regional Office. Hillary works to advance environmental justice in the northeast region and advocates for meaningful and equitable implementation of New York’s climate law in state court and before administrative agencies.

Before joining Earthjustice Hillary was a fellow at the Sabin Center for Climate Change Law at Columbia Law School, where she worked on expanding renewable energy resources, challenging federal regulatory rollbacks, and tracking New York State climate law. She previously served as a law clerk at the Supreme Judicial Court of Massachusetts and the U.S. District Court for the District of Connecticut. Hillary holds a J.D. from Yale Law School and a B.A. from Middlebury College.

The Latest from Hillary Aidun

March 7, 2024

In the News: Courthouse News Service

NY appellate court greenlights challenge of crypto-mining power plant

"As the appellate court made clear, people who live near polluting power plants have every right to challenge the decisions that impact their health, safety, and quality of life. We look forward to proving that cryptocurrency miners can't get a free pass to pollute, and the Public Service Commission can't ignore the climate and environmental justice impacts of its decisions."
January 26, 2023

In the News: NBC

New lawsuit challenges state’s decision to turn a North Tonawanda power plant to a cryptocurrency company

"The public service commission decided to approve the cryptocurrency purchase of a gas plant in North Tonawanda without doing that analysis that is required under the climate law... we are seeking to hold them accountable."