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John Kousinioris

John Kousinioris's profile picture

John Kousinioris is the President and Chief Executive Officer of TransAlta Corporation,Inc.(TAC). Appointed as President, Chief Executive Officer, and a Director of TransAlta Corporation in 2021, Mr. Kousinioris is responsible for the overall stewardship of the company, including providing strategic leadership as the company navigates the transition to net zero and achieves its clean energy goals. John’s prior leadership roles as Chief Legal and Compliance Officer, Chief Growth Officer and, most recently, Chief Operating Officer, have provided him with responsibility for almost every aspect of TransAlta’s business. He has overseen operations, shared services, commercial, trading, customer solutions, hedging and optimization and business development. John also served as President and a Corporate Director of TransAlta Renewables from 2017 – 2021.

Prior to joining TransAlta, John was a partner and co-head of the corporate commercial department at Bennet Jones LLP. He has extensive experience in securities law, mergers and acquisitions and corporate governance. John is Vice Chair of the Board of Governors of Bow Valley College and a member of the Board of Directors of the Calgary Stampede Foundation. John is also a member of the Business Council of Canada, the Business Council of Alberta and the Net Zero Council of the Canadian Chamber of Commerce.

Early Life


  • Bachelor of Arts degree in Honors Business Administration - Ivey Business School of the University of Western Ontario
  • Master of Business Administration degree - York University
  • Bachelor of Laws degree - Osgoode Hall Law School at York University


  • TAC - CEO
  • TAC - president