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Corporate IESO > Leadership > Board of Directors > Ersilia Serafini, Director


The IESO President and CEO and Leadership Team are responsible for implementing the strategic direction and initiatives for the organization in keeping with its statutory objectives. They also provide advice and recommendations to the IESO Board of Directors.

Ersilia Serafini, Director

Ersilia SerafiniErsilia Serafini was appointed to the IESO Board of Directors on March 1, 2017. She is the President and CEO of Summerhill, a leading energy efficiency and demand response implementation services company.

Prior to joining Summerhill, Ms. Serafini was the Executive Director of the Clean Air Foundation. She has served as the Vice-Chair of the IESO’s Stakeholder Advisory Committee, acts as the President for the Clean Economy Fund and is an active member and Past Chair of the Toronto Chapter of the Young Presidents Organization. She also volunteers her time with the Parent Council at St. Cecilia Catholic School and with the Foundation for Prader-Willi Research Canada.

Ms. Serafini holds an Honours Bachelor of Science from the University of Toronto in biology and environmental science.