executive team

We believe that a strong workforce deserves strong leadership. Each member of our executive team is committed to revealing the brilliance of each of our employees and customers. Together, we can build a brighter future for us all.

Mary Anne Brelinsky


Mary Anne Brelinsky joined EDF Energy NA in 2008 and has held leadership positions in Trading, Origination and Retail. She currently serves as President and is a member of the Executive Committee for EDF Trading Limited. Mary Anne began her career with Exxon, where she held several engineering and operations positions. Later, at Dynegy, she managed power plants, developed bidding strategies and traded spark spread positions for Dynegy’s generation assets. She earned an engineering degree from Rensselaer Polytechnic Institute and a Master of Business Administration from the University of Houston. She serves on numerous boards of directors.

Jason Earnheart

Chief Commercial Officer

As Chief Commercial Officer, Jason Earnheart is responsible for Trading, Origination and overall business development, a position he assumed in August 2018. Prior, he was Managing Director of EDF Trading and before that served as Head of North American Origination and business development. Jason joined EDF Trading in 2010 from JP Morgan Commodities. Prior to JP Morgan, he served in various trading and origination roles at Williams Energy in Tulsa, Oklahoma. He is a graduate of Oklahoma State University.

Deborah Merril

President, Retail Energy Supply & Services

Deborah Merril joined EDF Energy NA in January 2019 following a four-year tenure as Chief Executive Officer at Just Energy. She was the Founding President of Drysdale Insights, LLC, which provides advisory services to enterprise clients dealing with the changing energy environment. Deborah earned a Master of Business Administration from Texas A&M University and a Bachelor of Arts in economics from the College of Wooster. She serves on the Advisory Boards of the Women’s Energy Network and the Hawthorn Club.

Terry Nutt

Chief Financial Officer

Terry joined EDF Energy NA in March 2018 and is responsible for Finance and Accounting, Credit, Product Control, Settlements, Internal Control and Treasury. Prior to EDF Energy NA, Terry served as Senior Vice President and Financial Controller at Vistra Energy (Luminant/TXU Energy). Terry earned a Master of Science in accounting and a Bachelor of Business Administration with a concentration in accounting from Texas A&M University.

Rocco Ivanovich

Chief Information Officer

Rocco Ivanovich joined EDF Energy NA Trading in February 2018 as Chief Information Officer. Prior to joining EDF Energy NA, Rocco spent over 30 years at Dynegy, most recently as Vice President of Information Technology and Chief Information Officer. Rocco earned his Bachelor of Science from Central Michigan University.

Rudi Zipter

Chief Risk Officer

Rudi Zipter joined EDF Energy NA in February 2018 as the Senior Vice President of Trading and was appointed Chief Risk Officer in August 2018. Prior to joining EDF Energy NA, he was head of Trading at SoCal Edison. Rudi has a Master of Business Administration from University of Notre Dame and a Bachelor of Science in electrical engineering from University of Illinois.

Amy FitzPatrick

Head of Human Resources

Amy FitzPatrick joined EDF Energy NA as Vice President of Human Resources in January 2019. Amy has over 20 years of experience in human resources, specifically in talent development and HR process improvement supporting organizational transformation. Before joining EDF Energy NA, Amy served for two years as SVP-People at Aecon in Toronto. Prior to Aecon, Amy spent 10 years with BP in various senior business and corporate HR roles. Amy earned a Bachelor of Science in finance from University of Delaware.

Gerald Nemec

General Counsel

Gerald Nemec joined EDF Energy NA in August 2015 as General Counsel. Prior to joining EDF Energy NA, Gerald served as Senior Legal Counsel with Mercuria Energy America, Inc., and before that spent seven years as Executive Director and Assistant General Counsel at JP Morgan. Gerald earned his Juris Doctor from the University of Houston Law Center and a Bachelor of Science in mechanical engineering from the University of Texas at Austin.

together, we can ignite greater possibilities.

We believe every individual and business possesses an innate brilliance that has the power to reveal epic possibilities, overcome even the greatest challenges and help ensure a brighter future.

We are passionate about energizing your brilliance.

Only when you receive essential support, clarity and insights can you move your business and your customers forward.

Only when you are unencumbered from marketplace complexities and administrative burdens can you devote your full attention to doing what you do best.

Only with a counterpart who brings transparency, reliable performance, broad market access and the right solutions at the right price can you truly succeed.

together, our collective brilliance can light the world.