Carolyn Calwell

As Chief Executive Officer, Carolyn Calwell plays a pivotal part in the OEB’s ongoing transformation into an agile and future-focused regulator and ensures the OEB carries out its work expertly and deliberately. With deep energy-sector experience, she excels in building communication and consensus between public and private sectors.

Prior to her current role, Ms. Calwell was the OEB’s Chief Corporate Services Officer & General Counsel for four years.

Ms. Calwell served in senior leadership roles in law and policy at Ontario’s Ministry of Energy, most recently as Assistant Deputy Minister. Prior to joining the public service, Ms. Calwell worked at a large law firm in Toronto.

She earned an Honours Bachelor of Arts in geography and politics from Queen’s University and her Bachelor of Laws from Osgoode Hall Law School.

Ms. Calwell is proud of building diverse and resilient teams. She is the OEB’s executive champion for mental health while also ensuring a purposeful approach to weaving Diversity, Equity and Inclusion into the cultural fabric of the OEB, demonstrating leadership in the sector.

Ms. Calwell is active in the energy sector at large within Ontario and Canada. She participates in the executive of the Ontario chapter of the Energy Bar Association. She chairs the International Confederation of Energy Regulators’ Technology & Innovation working group and she represents the OEB internationally at the Regulatory Energy Transition Accelerator steering committee.