Trish Nilsen serves as Chief Executive Officer for New York State Electric & Gas (“NYSEG”) and Rochester Gas and Electric (“RG&E”). Ms. Nilsen has held various positions within NYSEG and RG&E since she joined the company in 1992. Prior to her appointment as CEO in July 2025, and President and CEO in July 2022, she served as Avangrid Networks’ Vice President, Reliability Assurance and Emergency Preparedness, which included electric and natural gas emergency event response and served as a COVID liaison for the business. Her prior experience in the Companies was serving in Communications, Customer Service, Public Affairs and Human Resources capacities. Ms. Nilsen received a Bachelor of Science from Alfred University, and Master of Arts from Syracuse University and from Elmira College.