Board of Directors

David W. Drinkwater

Corporate Director / Chair of the Board

David Drinkwater is a corporate director. Prior thereto, he was a Senior Advisor to Rothschild Canada until December 31, 2015. Prior thereto, he was the Chairman of Rothschild Canada from April 15, 2009 to July 1, 2013.

Brett M. Gellner

Corporate Director

Until April 30, 2021, Brett Gellner was the Chief Development Officer of TransAlta. He oversaw strategic corporate investments, mergers and acquisitions as well as greenfield projects. He was also interim Chief Financial Officer for TransAlta from April 2018 to November 2018.

Allen R. Hagerman

Corporate Director

Allen Hagerman is a corporate director with more than 30 years of experience as an executive with various energy and mining companies. Most recently, he was Executive Vice President of Canadian Oil Sands Limited, an oil sands mining and upgrading entity from 2007 to 2013. Prior to 2007, he served as Chief Financial Officer of a number of entities including, Canadian Oil Sands Limited, Fording Inc. and Home Oil Company limited.

Georganne Hodges

Corporate Director

Georganne Hodges became Executive Vice President of Supply, Trading & Logistics at Motiva Enterprises, LLC in 2020. In this role, she leads the safe operation and optimization of the company’s strategic network of equity terminals, ensuring the reliable delivery of fuel products to retail outlets across the country. Since joining Motiva in July 2016 as Executive Vice President and Chief Financial Officer, Georganne has demonstrated a strong track record of building and leading high-performing teams that act as business partners while maintaining disciplined financial controls.


Kerry O’Reilly Wilks

Corporate Director

Kerry O’Reilly Wilks is the Executive Vice President, Legal, Commercial & External Affairs at TransAlta where her portfolio spans legal, commercial, sustainability, government relations, regulatory, policy, stakeholder
engagement, indigenous affairs, corporate secretarial, governance and trading compliance.

Todd Stack

Corporate Director / President

Todd Stack is the President of the Company and is responsible for the executive leadership and operational management of the Company. He guides the Company’s strategy of developing, integrating and operating clean energy assets to create sustainable long-term shareholder value.

Susan M. Ward

Corporate Director 

Susan Ward served as the Head of Mergers & Acquisitions and Commercial Finance – Americas and a Senior Executive at Shell Oil Company in Houston, TX from January 2010 to June 2019 (retirement).