Mark Poweska

Mark Poweska is President and CEO of Hydro One Limited. With approximately 1.4 million valued
customers, over $30 billion in assets and 2020 annual revenues of approximately $7.3 billion, Mr.
Poweska leads Ontario’s largest electricity transmission and distribution provider and is a proven leader
with a reputation for prioritizing safety, exceeding customer expectations, cutting costs and improving
operational performance.
With a team of approximately 8,700 skilled and dedicated employees (on average during 2020), Mr.
Poweska has devised a corporate strategy that sets a clear vision for the future of Hydro One. Mr.
Poweska has deep industry knowledge and an ability to develop enduring relationships with industry
partners, unions, Indigenous communities, regulators and all levels of government.
Prior to joining Hydro One in 2019, Mr. Poweska served as Executive Vice President, Operations at BC
Hydro. During his tenure in the role, Mr. Poweska successfully led the merger of the former
Transmission and Distribution organization with the Generation organization. During his 30 years in the
industry at BC Hydro and Hydro One, Mr. Poweska has proven that he can build a strong safety culture,
put customers first, improve efficiency, and increase shareholder value. Mr. Poweska is a mechanical
engineer with experience at all levels of the electricity industry, from the front line to the executive
team.
Mr. Poweska is the Chair of the Board of Directors of the Ontario Energy Association and serves on the
Board of the Western Energy Institute. He was recognized by the Ontario Energy Association as Leader
of the Year for 2020 for his leadership of Hydro One’s transformation to be more customer-driven,
sustainable, safe, and efficient.