Sayun Sukduang

Sayun Sukduang Sayun Sukduang is the president and chief executive officer of ENGIE Resources, the third-largest non-residential retail electricity provider in the country.

Sayun brings enthusiasm to ENGIE – a company that is poised to grow. The retail energy supplier has spent more than a decade creating the retail standard for commercial and industrial clients, and now looks to expand that footprint and increase focus on residential and small commercial users. Sayun’s vision is for ENGIE to help all customers consume energy better, whether it’s through insights and broader energy solutions for large commercial and industrial energy users, or finding ways to create value for residential and small commercial clients through innovations within the Think Energy brand.

He is an energy industry veteran, with more than 18 years of experience in the sector, who has been a member of ENGIE North America’s Executive Committee since 2013 and with ENGIE since 2000. From Sayun’s early days running power plants, he understands the commitment the entire energy industry needs to have to be there day and night for customers.

He has worked in Canada, Mexico and the United States, overseeing the implementation of large scale energy infrastructure projects, renewable energy business development, operations, and managed mergers and acquisitions. His background also includes asset management, finance, commodity risk management, and engineering.

Sayun earned a degree in engineering from the United States Merchant Marine Academy and a Master of Business Administration from Duke University's Fuqua School of Business.

J.D. Burrows

J.D. BurrowsJ.D. Burrows is the Vice President of Marketing at ENGIE Resources. He is responsible for lead generation, brand positioning, market analytics, and pricing strategies. 

He focuses primarily on driving growth initiatives that strengthen and reinforce the company’s reputation as a transparent knowledge leader.  In addition to marketing, he is well versed in the wholesale origination of structured energy products; mid-marketing of energy and capacity; issuing of Renewable Energy Certificates; and procurement of natural gas, fuel oil, coal, transportation, and rail capacity.  

Before joining ENGIE, J.D. held positions with Enron in structuring and risk management, and with Dynegy in market development for the Northeast.  He started his career in energy with the Public Utility Commission of Texas, where he served as a witness and staff expert on rate design and fuel factors. 

J.D. earned a Bachelor of Science degree in economics from the University of Texas and a Master of Science degree in economics from Texas A&M University.

Joon Chun

Joon ChunJoon Chun is the Vice President of Operations at ENGIE Resources.  He oversees sales support, transaction management, contract validation, and information technology.

Joon, who joined ENGIE in 2002, has a broad background in information technology and has worked in the oil and gas and retail energy industries for more than two decades. 

Most recently, he served as the Director of Information Technology at ENGIE, where he managed corporate and accounting applications.  He began his career at ExxonMobil and has held a range of management positions with Shell, Dynegy, and Reliant Energy. 

Joon earned his undergraduate degree in computer engineering from Baylor University and a graduate degree in electrical engineering from the University of Houston.

Ray Cunningham

Ray CunninghamRay Cunningham is the Vice President, General Counsel of ENGIE Resources. He is responsible for government affairs, regulatory compliance, and all legal matters impacting trading and investments.

Ray began his career with Amoco Corporation as a chemical engineer before joining ExxonMobil Power & Gas, where he worked on the development and implementation of retail strategies in response to the deregulation of the Texas electricity market. 

Ray joined ENGIE in 2004 as Senior Counsel.  In 2009, he was named General Counsel for the trading and portfolio management business unit. 

Ray is a graduate of Texas Tech University and the South Texas College of Law.

William Jordan

Graham LeithWilliam Jordan is the Vice President of Supply at ENGIE Resources. He is responsible for the pricing, portfolio risk management, and load forecasting of both the large commercial industrial portfolio as well as the Think Energy mass market business.

William has over 20 years of energy industry experience, with a broad background in energy marketing, portfolio management, wholesale generation, and risk management. This includes serving as a Director of ERCOT, overseeing all commercial operations of the Texas electric system's generation portfolio. 

Prior to joining ENGIE, he held various retail commodity structuring and risk management roles with Centrica, Reliant Resources, Enron, Duke, and Central & Southwest.

William holds a Bachelor of Science degree in electrical engineering from Louisiana Tech University.

Graham Leith

Graham LeithGraham Leith is the Vice President of Sales at ENGIE Resources.  With more than two decades of industry experience, he has deep knowledge of the energy markets of the United States, Canada, and the United Kingdom. He has worked with a number of leading energy companies in positions involving sales, marketing, risk management, and operations. 

His background includes serving as the Chief Risk Officer and the Vice President and General Manager of Commercial Energy Sales at AEP Energy.  Prior to that, he held senior positions with Direct Energy and British Gas (Centrica plc), Ontario Power Generation Inc., and Photowatt Solar.  He also worked in various marketing and sales roles with PremStar Energy, Inc., TransCanada Pipelines, Ltd., and Air Solutions, Inc. 

Graham earned an undergraduate degree in business and mathematics from Wilfrid Laurier University in Waterloo, Ontario, Canada, and a Master of Business Administration degree from the Schulich School of Business at York University in Toronto, Ontario, Canada.

Douglas Stein

Douglas SteinDouglas Stein is the Vice President and Controller of ENGIE Resources.  He oversees the its financial activities, including accounting, performance reporting, planning, settlements, and credit, as well as the customer billing and account management functions.

Douglas has worked at ENGIE since 2001 in various roles.  Prior to joining ENGIE, he was a Director for ENGIE Generation NA LLC.  He began his career at PricewaterhouseCoopers. 

Douglas is a certified public accountant.  He earned his Bachelor of Business Administration degree and Master of Science degree in accounting from Trinity University in San Antonio.