Ann Marie Chischilly

Ann Marie Chischilly
  • Executive Director, Institute for Tribal Environmental Professionals (ITEP)

Subject-matter expertise

  • Federal Indian Law
  • Environmental Issues
  • Indian Water Rights


In April 2011, Ms. Chischilly started at the Institute for Tribal Environmental Professionals (ITEP). She is responsible for coordinating ITEP's work with Northern Arizona University, state and federal agencies, tribes and Alaska Native villages. Before coming to ITEP, she served for more than 10 years as Senior Assistant General Counsel to the Gila River Indian Community, where she assisted the Community in implementing the historic Arizona Water Settlement Act and founded the Gila River Indian Community Renewable Energy Team.

At ITEP, Ms. Chischilly oversees four environmental programs (climate change, air quality, solid waste and educational outreach) and established the "Tribal Clean Energy Resource Center" to assist tribes in transitioning from fossil fuel based energy to sustainable/clean energy solutions. ITEP celebrated 20 years in the fall of 2012 and has served over 520 of the 566 tribes and Alaskan Native Villages nationwide.

Ms. Chischilly is an enrolled member of the Navajo Nation (Diné). She earned her Juris Doctorate (J.D.) degree from St. Mary's University School of Law and a Masters in Environmental Law (LL.M) from Vermont Law School. She is licensed in Arizona and has practiced in state, district, and federal courts. 


  • Appointed to the newly-formed Federal Advisory Committee on Climate Change and Natural Resources Science by Department of Interior Secretary Sally Jewell (May 2013)

Special groups/Committees

  • Arizona Attorney magazine Editorial Board
  • Indian Law Section Executive Board of the Arizona State Bar
  • Arizona Energy Consortium-Tribal Liaison
  • First Stewards on Climate Change Founding Board and Native American Connections Board
  • Graduate of the Arizona Bar Leadership Institute
  • (Past) National Tribal Water Council
  • (Past) Native American Connections Board


  •  B.A., English, University of Arizona
  • B.A., Political Science, University of Arizona
  • J.D., St. Mary’s University School of Law
  • LL.M, Vermont Law School

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