Elizabeth Mahony


  • Member-at-Large, RGGI, Inc. Board of Directors Executive Committee

  • Commissioner, Massachusetts Department of Energy Resources

Elizabeth Mahony most recently worked for Attorneys General Andrea Joy Campbell and Maura Healey as an Assistant Attorney General and Senior Policy Advisor for Energy. Elizabeth served in the Energy and Telecommunications Division, focusing on utility clean energy procurements, solar program development, clean energy rate design, consumer protections, and legislative engagement. Before joining the Attorney General’s Office, Elizabeth was Acting General Counsel for the Department of Energy Resources and Committee Counsel to Benjamin Downing, Senate Chair of the Joint Committee on Telecommunications, Utilities and Energy before that. Prior to her work in the energy field, Elizabeth was an associate at a small litigation firm in Quincy, Massachusetts, and was Public Affairs Director for the late Senator Susan C. Fargo (D-Lincoln). She is the Chair of the Consumer Liaison Group at ISO New England and is a member of the Boston Bar Association’s Energy Committee. Elizabeth is a graduate of Marist College and Suffolk University Law School. She lives in Walpole.