NRG Our Management

Our Management

Elizabeth Killinger

President, NRG Retail and Reliant

Elizabeth has 25 years of domestic and international experience in the energy and services industries, including 15 years with the company. She is now responsible for directing all aspects of NRG Retail, the leading multi-brand retail electricity business in Texas, the third-largest residential retailer in the Northeast, and the leading portable solar, power and battery business in the US.

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NRG’s Retail business provides innovative energy products and solutions to about three million homes and businesses and there are 3 million of its portable solar, power and battery products in use by consumers around the world. Having played a key role in the company’s transition to competitive electricity markets with customer service at its core, her vision of the ‘Era of Personal Power’ has led NRG to introduce new innovative products that push the energy industry into the future and provide consumers insights, choices and convenient ways to power their lives at home and on-the-go.

Elizabeth spent the early days of her career in the oilfield services, software development and management consulting industries. She started her NRG career at Reliant in 2002 after working for two years as a consultant, helping prepare the company’s wholesale and retail businesses for electricity deregulation in Texas. Since then, she has taken on increasing responsibilities year after year, including the launch of several successful start-ups within the company.

Deeply committed to making a difference for future generations, Elizabeth serves many impactful organizations. She is on the Energy Advisory Board and the Bauer College Board at the University of Houston and serves on the boards of directors for the March of Dimes, the Center for Hearing and Speech, the North Texas Commission, and the Greater Houston Partnership (GHP) in addition to being on the GHP Executive Committee. She also serves as School Board Vice Chairman for Epiphany Lutheran School and is an advisory board member for the Newspring Center for Social Entrepreneurship and Business Nurturing. Elizabeth served as Chair for the nation’s largest 2014 March for Babies Campaign and Chair for the 2015 American Heart Association’s Heart Walk.

Elizabeth attended Houston Baptist University and earned her Bachelor’s degree in Management Information Systems from the University of Houston. She is also a homemaker, passionate about her role as wife and mother and enjoys spending time with her family.

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William Clayton

Vice President of Customer Care Operations

As Vice President of Customer Care Operations, Clayton is responsible for leading Reliant’s customer care and service operations for mass market customers. In this role, he oversees the company's call center and mid-office operations.

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Clayton also serves as the company's energy expert in matters related to energy efficiency. With nearly two decades of experience, he has in-depth knowledge of the utility and retail electric industries. Clayton has managed a number of specialized consumer programs for Reliant and has held various roles within residential load management, field operations, retail marketing, program development and retail operations.

He graduated summa cum laude from Abilene Christian University with a BA in Political Science. Clayton has received a number of academic and athletic awards, including being named three-time GTE Academic All-American in football.

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