From innovative minds to extensive industry experience and expertise, our leadership team is comprised of:


Rebecca MacDonaldExecutive Chair

Rebecca MacDonald Executive Chair

Rebecca MacDonald is Executive Chairman of the Board of Just Energy Group Inc. Ms. MacDonald was the principal founder of Just Energy and has been a director since 2001. She has been engaged in the deregulation of natural gas for over 20 years. Before forming Just Energy in 1997 she was the President of EMI, another gas marketing company. She became an officer of Just Energy in January 2000 and previously served as Chief Executive Officer. For the past four years she has been Just Energy’s Executive Chair. She is a past director of the Canadian Arthritic Foundation and is actively involved in a number of other charities. She founded the recently opened Rebecca MacDonald Centre for Arthritis research at Toronto’s Mount Sinai Hospital. She was named Canada’s top woman CEO for 2003, 2004, 2005, 2006 and 2007 by Profit Magazine. She was also named Ontario Entrepreneur of the Year by Ernst and Young in 2003. On April 3, 2009 she received the International Horatio Alger Award — Canada.

James LewisPresident & Co-Chief Executive Officer


James Lewis

President & Co-Chief Executive Officer

James Lewis is President and Co-Chief Executive Officer of Just Energy Group Inc. He was appointed to his current role in April 2014 and previously held the position of Chief Operating Officer and Senior Vice President and General Manager, Eastern U.S. Prior to this, Mr. Lewis was Senior Vice President for North American Operations for Just Energy.

Deborah MerrilPresident & Co-Chief Executive Officer

Deborah Merril President & Co-Chief Executive Officer

Deborah Merril was appointed to her current role of President and Co-Chief Executive Officer in April 2014, and prior to this held the position of Executive Vice-President, Commercial Sales and Senior Vice-President, Commercial Sales and Marketing. Before April 2010, Ms. Merril was Vice-President of Just Energy Texas LP.

Patrick McCulloughChief Financial Officer

Patrick McCullough Chief Financial Officer

Patrick McCullough was appointed as Chief Financial Officer of Just Energy Group Inc. in August 2014. Prior to this, Mr. McCullough was Chief Executive Officer at Amonix, a California-based designer and manufacturer of concentrated photovoltaic (CPV) solar power systems. He had served as CFO of Amonix since May 2010. Prior to that, he was CFO at IMI Severe Service from May 2007, Division CFO for Johns Manville (a Berkshire Hathaway Company) from April 2005, and various roles with Ford Motor Company culminating as Deputy General Manager and CFO of a $1+ billion joint venture in Shanghai, China.

Jonah DavidsSenior Vice President, Legal & Regulatory, and General Counsel

Jonah Davids Senior Vice President, Legal & Regulatory, and General Counsel

Jonah Davids joined the company in December 2007 and currently holds the position of Senior Vice President, Legal & Regulatory and General Counsel. Prior to this, Mr. Davids held the positions of Senior Counsel & Vice President and General Counsel. Before joining Just Energy, Mr. Davids practiced corporate and commercial law at McMillan LLP.