Board of Directors

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Sean McMaster

Mr. McMaster is a retired businessman with extensive experience in legal and regulatory matters.  From 1996 to February 2014, Mr. McMaster was employed by TC Energy Corporation where he held various leadership roles.  At the time of his retirement, he was Executive Vice President, Stakeholder Relations and General Counsel at TC Energy Corporation with overall responsibility for the management of legal and regulatory affairs, stakeholder relations, internal audit, external communications, compliance and corporate security. From 2003 to 2006, he was President of TransCanada Power, L.P., a TSX-listed limited partnership that held infrastructure assets throughout North America. He was a director of Bruce Power L.P., a nuclear power generation corporation. In January 2019, Mr. McMaster was appointed as Chairman of the Board of Directors of ClearStream.

Prior to his time in the energy industry, Mr. McMaster was an armoured officer in the Canadian Army, serving with Lord Strathcona’s Horse (Royal Canadians) in Calgary. He is a member of the Canadian Bar Association and the Law Society of Alberta and was appointed Queen’s Counsel as of December 31, 2009.

Mr. McMaster graduated from the University of Windsor in 1981 with a Bachelor of Arts (Honours) in Economics and Political Science. He received his Bachelor of Laws from the University of Alberta in 1989 and his Masters of Law from York University in 2006. Mr. McMaster obtained the Charter Director (C. Dir.) designation from the Directors College (a joint venture of McMaster University and the Conference Board of Canada) in 2010.