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At Enerplus, we're focused on creating long-term value for our shareholders through a disciplined, returns-based capital allocation strategy and a commitment to safe, responsible operations.

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Board of Directors


Ms. Foulkes has over 35 years of oil and gas experience combining upstream operations, strategic planning, and investment banking. She founded the Canadian platform of Tudor, Pickering, Holt, & Co. Securities, a global energy advisory firm, in 2014 and currently serves as a senior advisor to the company. Ms. Foulkes held a number of executive roles with a large, public Canadian oil and gas producer from 2008 to 2012, including Executive Vice President and Chief Operating Officer. Ms. Foulkes was a Managing Director at a private investment bank and then Scotiabank from 2000 to 2008, and for the prior 20 years, held various upstream exploration and operational roles with increasing leadership responsibilities and strategic focus.

Ms. Foulkes chairs a national not-for-profit board which supports STEM education for Canadian youth. She holds an Honours Bachelor of Science (Earth Sciences) degree from the University of Waterloo, is a member of the Canadian Association of Petroleum Geologists, the Institute of Corporate Directors and a lifetime member of the Association of Professional Engineers and Geoscientists of Alberta (APEGA).


Ms. Buie has spent over 30 years in the upstream oil and gas business leading business development initiatives and managing oil and gas assets through different commodity and life cycles. From 2012 to 2017, Ms. Buie was Co-President and Senior Vice President Engineering for RPM Energy Management LLC, a private company which works exclusively with KKR, a leading global investment firm, to evaluate and manage oil and gas investments. Prior to RPM, Ms. Buie held a variety of leadership and technical positions with Newfield Exploration Company from 2001 to 2011, and prior thereto she served in various technical roles at BP, Vastar Resources and ARCO. Ms. Buie currently serves on the board of directors of a private oil and gas company. She also serves as an oil and gas industry advisor. Ms. Buie received a Bachelor of Science degree in Chemical Engineering from Texas A&M University.


Ms. Clarke-Whistler has over 30 years of experience in strategic management of environmental and social issues. In late 2018, she retired as Chief Environment Officer of TD Bank Group, a position she held for ten years. Prior to that she spent 20 years as an environmental consultant to energy, resource development and financial clients in the Americas, Europe and Africa.  She began her consulting career with Beak Consultants Limited in 1985 where she progressed over a ten-year period to Senior Principal and President. She then joined Golder Associates where she was a partner in the Sustainable Development practice until 2008. She has served on a number of private and not-for-profit boards and is currently on the board of directors of two private companies.

Ms. Clarke-Whistler received a B.Sc. in Biology from the University of Toronto, an M.Sc. in Land Resource Science from the University of Guelph, and the ICD.D designation from the Institute of Corporate Directors. She has twice been recognized as one of Canada’s “Clean16” in recognition of her contribution to clean capitalism in the financial sector.

ian-dundasMr. Dundas became President & Chief Executive Officer of Enerplus on July 1, 2013. He joined the company in 2002 as Vice-President of Business Development, responsible for corporate acquisition and divestment strategies. In 2010, his role expanded to that of Executive Vice-President. In 2011, Mr. Dundas was appointed Executive Vice-President and Chief Operating Officer, where he oversaw the development and execution of the company's operational strategies, strategic planning, marketing and reserves, as well as acquisitions and divestments. As President and Chief Executive Officer, Mr. Dundas is responsible for overall leadership of the strategic and operational performance of Enerplus.

Prior to joining Enerplus, Mr. Dundas held several executive positions in the merchant banking business, where he helped oil and gas companies grow by accessing the funding and expertise they required. Mr. Dundas is a member of the Business Council of Canada and on the Board of Governors of the Canadian Association of Petroleum Producers. Mr. Dundas has been an active volunteer in numerous charitable endeavors and was Co-chair of the Calgary YMCA Power of Potential campaign. Mr. Dundas has served on the board of numerous private and public companies. Mr. Dundas holds a Bachelor of Commerce (Distinction) from the University of Calgary and a Bachelor of Laws (Distinction) from the University of Alberta. He was called to the Alberta Bar in 1995.


Mr. Hodgins has been a Senior Advisor, Investment Banking at Canaccord Genuity Corp. since September 2018, and has been an independent businessman since November 2004. Prior thereto, Mr. Hodgins served as the Chief Financial Officer of Pengrowth Energy Trust (a TSX and NYSE-listed energy trust) from 2002 to 2004. Prior to that, Mr. Hodgins held the position of Vice President and Treasurer of Canadian Pacific Limited (a TSX and NYSE-listed diversified energy, transportation and hotels company) from 1998 to 2002 and was Chief Financial Officer of TransCanada PipeLines Limited (a TSX and NYSE-listed energy transportation company) from 1993 to 1998. Mr. Hodgins received an Honours Bachelor of Arts in Business from the Richard Ivey School of Business at the University of Western Ontario and received a Chartered Accountant designation and was admitted as a member of the Institute of Chartered Accountants of Ontario in 1977 and Alberta in 1991.


Mr. Houser is the founder and principal of Symphero Energy Solutions, LLC, an advisory services company in the oil and gas and renewable energy development markets. From 2015 to 2021, he served as Chief Executive Officer of University Lands, which manages the surface and mineral interests of 2.1 million acres of land in West Texas. Prior to that, he held multiple executive roles for Enervest, Ltd. from 1999 to 2015, including Executive Vice President and Chief Operating Officer. Mr. Houser served in a variety of executive and senior management roles with Occidental Petroleum & Canadian Occidental Petroleum, Ltd. from 1989 to 1999.  He began his career in 1984 with Kerr-McGee Corporation in various production and reservoir engineering positions.

Mr. Houser currently serves on the Investment Committee for a privately held oil and gas investment firm.  He also serves on the Board of Directors of the Houston Methodist Hospital System and is a member of the Board of Stewards of Chapelwood United Methodist Church. He received a Bachelor of Science degree in Petroleum Engineering from Texas A&M University, College Station Texas and an MBA from Southern Methodist University.



Ms. MacKenzie is a corporate director. Previously, she was an independent business consultant. Prior thereto, Ms. MacKenzie was Chief Operating Officer with Oilsands Quest Inc., a NYSE Amex-listed oil sands company, from April 2010 through August 2010. Prior to that, Ms. MacKenzie was employed for 12 years at Petro-Canada, a TSX and NYSE-listed integrated oil and gas company prior to its merger with Suncor Energy Inc. in 2009, where she held senior roles, including Vice President of Human Resources and Vice President of In Situ Development & Operations. Ms. MacKenzie was also with Amoco Canada for 14 years in a variety of engineering and leadership roles in natural gas, conventional oil and heavy oil exploitation. Ms. MacKenzie holds a Bachelor of Engineering (Mechanical) degree from McGill University, an MBA from the University of Calgary and is a lifetime member of the Association of Professional Engineers and Geoscientists of Alberta. Ms. MacKenzie also holds the ICD.D designation from the Institute of Corporate Directors.


Mr. Sheets served as Executive Vice President and Chief Financial Officer of ConocoPhillips Company (ConocoPhillips) from October 2010 to February 2016. Mr. Sheets was associated with ConocoPhillips and its predecessor companies for more than 35 years and served in a variety of roles, including Senior Vice President, Planning and Strategy as well as Vice President & Treasurer. He began his career in 1980 as a process engineer with Phillips Petroleum Company. Mr. Sheets also serves on the Board of Directors of Schlumberger Limited and Westlake Chemical Corporation and is a former director of DCP Midstream Partners LP. Mr. Sheets received a Bachelor’s degree in Chemical Engineering from the Missouri University of Science and Technology and an M.B.A. from the University of Houston. Mr. Sheets is a member of the Board of Trustees at the Missouri University of Science and Technology.


Mr. Steeves has over 40 years of experience in the North American oil and gas industry and is currently a corporate director.

From January 2001 until April 2012, Mr. Steeves was Chairman and Chief Executive Officer of Echoex Ltd., a junior private oil and gas company focused on greenfield organic growth in Western Canada.

Mr. Steeves spent over 15 years at Renaissance Energy Ltd. where he was appointed Chief Operating Officer in 1997.

He holds a Bachelor of Science in Geology from the University of Calgary.

Committee Memberships

Member Name Corporate Governance & Nominating Audit & Risk Management Reserves, SAFETY & SOCIAL RESPONSIBILITY Compensation & Human Resources
Hilary Foulkes* icon-check-yellow.png icon-check-yellow.png icon-check-yellow.png icon-check-yellow.png
Judith D. Buie icon-check-yellow.png icon-check-yellow.png icon-check-yellow.png  
Karen Clarke-Whistler icon-check-yellow.png   icon-check-yellow.png  icon-check-yellow.png
Ian C. Dundas        
Robert B. Hodgins C     icon-check-yellow.png
Mark A. Houser   icon-check-yellow.png icon-check-yellow.png icon-check-yellow.png
Susan M. MacKenzie     icon-check-yellow.png  C
Jeffrey Sheets   C   icon-check-yellow.png 
Sheldon B. Steeves    icon-check-yellow.png  

C = Committee Chair

*Ex-Officio member of all Committees of the Board

View Board Mandate

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