NRG Management
David Crane
President and Chief Executive Officer
Kirkland Andrews
Executive Vice President and Chief Financial Officer
John Chillemi
Senior Vice President and Regional President, West
Anne M. Cleary
Executive Vice President and Chief Integration Officer
Lee Davis
Senior Vice President and Regional President, East
Tanuja Dehne
Senior Vice President of Human Resources
Thomas P. Doyle
President and Chief Executive Officer, NRG Solar
G. Gary Garcia
Senior Vice President and Treasurer
Thomas D. Gros
Chief Customer Officer, NRG Energy
President, NRG Solutions
Mauricio Gutierrez
Executive Vice President and Chief Operating Officer
Patti Helfer
Senior Vice President and Chief Administrative Officer
David Hill
Executive Vice President and General Counsel
Karen Jones
Senior Vice President and Chief Marketing Officer
Elizabeth Killinger
Retail Regional President, Texas
John Ragan
Executive Vice President and Regional President, Gulf Coast
Christopher Sotos
Senior Vice President, Strategy and Mergers & Acquisitions
James Steffes
Retail Regional President, Northeast
Denise Wilson
Executive Vice President and President, New Businesses
David Crane
President and Chief Executive Officer
David Crane has been the President and Chief Executive Officer of NRG Energy since December 2003. Under his leadership, NRG has become a Fortune 300 company with enough generating capacity to power nearly 40 million homes, benefiting about 2.2 million retail customers.
Crane established NRG’s strategy to enhance the Company’s core generation, expand retail businesses both geographically and through new offerings, and grow new green businesses. In 2012, NRG raised the bar to a new level in the competitive energy landscape by combining with GenOn Energy, nearly doubling generating capacity to about 47,000 megawatts and growing the Company to about 8,000 employees.
In addition to building the Company’s financial strength, Crane is a leading voice on climate change and the power sector’s role in reducing greenhouse gases from the next wave of new power generation. He has been outspoken on the need to support cleaner energy resources and technologies critical to our transition to a low carbon-emitting society.
Prior to joining NRG, Crane was Chief Executive Officer of International Power PLC, a UK-based wholesale power generation company. He also worked for Lehman Brothers and ABB Energy Ventures, where he was responsible for developing and financing independent power generation plants and transmission facilities in the Asia-Pacific region.
Crane holds a bachelor of arts degree from Princeton University's Woodrow Wilson School of Public and International Affairs and a juris doctor degree from Harvard Law School.
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Kirkland Andrews
Executive Vice President and Chief Financial Officer
Kirk Andrews has served as Executive Vice President and Chief Financial Officer of NRG Energy since September 2011, managing NRG’s corporate financial functions including treasury, accounting, tax, risk, credit management and insurance. As head of the finance organization, Andrews plays an instrumental role in formulating and executing NRG’s capital allocation strategies and in financing the Company’s renewables and repowering initiatives.
Prior to NRG, Andrews was employed in the investment banking division of Citigroup Global Markets, where he was head of North American Power as well as head of Power Mergers and Acquisitions. He was subsequently at Deutsche Bank, where he served as Managing Director and co-head of Power and Utilities–Americas. In his 15-year investment banking career, Andrews has led numerous large and innovative strategic, debt, equity and commodities transactions, including multiple NRG advisory roles.
Andrews holds a bachelor’s degree in philosophy from Wake Forest University and a master of business administration degree from the University of Virginia’s Darden School of Business.
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John Chillemi
Senior Vice President and Regional President, West
John Chillemi serves as Senior Vice President and Regional President, West, where he oversees commercial and operating activities for NRG Energy’s more than 7,500 megawatt (MW) regional fleet of conventional generating facilities in California and Nevada.
In addition, Chillemi leads business development activities—including efforts to complete construction of the El Segundo Generating Station, a 550 MW natural gas–fueled unit near Los Angeles, and the Marsh Landing Generating Station, a 760 MW natural gas–fueled facility in the Greater San Francisco Bay Area.
Chillemi has a combined 25 years of experience with NRG and its predecessor companies. He previously served as President of GenOn West LP, overseeing GenOn Energy’s California business. Prior to December 2010, he held a similar position at Mirant Corporation.
Chillemi serves on the board of directors for the California Foundation for the Environment and the Economy, the California Council for Environment and Economic Balance, and the Independent Energy Producers Association.
Chillemi has a bachelor’s degree in mechanical engineering from the Georgia Institute of Technology and a master of business administration degree from Georgia State University.
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Anne M. Cleary
Executive Vice President and Chief Integration Officer
As Executive Vice President and Chief Integration Officer, Anne Cleary leads all aspects of NRG Energy’s merger with GenOn Energy.
Prior to NRG, Cleary served as Senior Vice President of Asset Management at GenOn, where she was responsible for project management and investment decision review for Company operations, coordinating the Company’s business strategy and pursuing new business opportunities.
Previously, Cleary served as Senior Vice President of Administration at Mirant Corporation, where she managed multiple corporate functions including human resources, corporate communications, facilities management and corporate security. Her earlier roles at Mirant also include Vice President and Chief Risk Officer, President of the West/Mid-Continent/South business unit, Vice President of External and Regulatory Affairs for the North America business group, and Vice President of North American Business Development. Cleary also headed the Company’s trading control organization and was chair of the risk oversight committee. Prior to Mirant, Cleary held leadership roles with Southern Company Services and Georgia Power.
Cleary serves on the Auburn University Engineering Alumni Council, the Auburn University Department of Electrical and Computer Engineering advisory board and the Auburn University Houston-area capital campaign committee. She received the 2010 Outstanding Alumni Award from the Auburn University Department of Electrical and Computer Engineering. She is also a member of the Institute of Electrical and Electronics Engineers, Inc. Previously, Cleary served as human resources compensation committee chair for the Western Electricity Coordinating Council and chair of the California Foundation of the Economy and the Environment.
Cleary holds a bachelor of science degree in electrical engineering and an M.B.A. in finance from Auburn University.
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Lee Davis
Senior Vice President and Regional President, East
Lee Davis serves as Senior Vice President and Regional President, East, overseeing commercial and operating activities and business development for NRG Energy’s largest region by generating capacity. With almost 22,000 megawatts of generating assets in the region, he is responsible for leading efforts to maximize the value of existing units, repower generating sites with more efficient units, reduce emissions from the region’s fossil fueled plants and build new cleaner energy resources.
Davis joined NRG in 2006 as Vice President of New York Development and took on the expanded role of Vice President of Northeast Business Development in January 2010. Prior to his current position at NRG, he took on various roles as a Vice President for Mirant Corporation and as Vice President of Strategic Origination at Calpine Corporation.
Davis has a bachelor’s degree from the Georgia Institute of Technology and a master of business administration degree from Emory University.
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Tanuja Dehne
Senior Vice President of Human Resources
As Senior Vice President of Human Resources, Tanuja Dehne leads all aspects of human resources at corporate, plant and retail locations—including benefits, compensation, labor and employee relations, recruiting and staffing, organizational development and training, payroll and HR information systems—for NRG Energy’s more than 8,300 employees.
Prior to her current role, Dehne served as NRG’s Deputy General Counsel and Corporate Secretary of NRG and was responsible for corporate governance and corporate transactions, including financing, mergers and acquisitions, public and private securities offerings, securities and stock exchange matters, and reporting compliance.
Previously, Dehne was a member of Saul Ewing’s business department where she practiced business law, covering a broad range of securities law matters and corporate governance issues. She has also served as a pre-law advisor at Syracuse University College of Arts and Sciences.
Dehne serves on the board of directors of Silver Bay Realty Trust Corp., the board of trustees for HomeFront of New Jersey, and as board vice president of Young Audiences New Jersey. She was previously corporate secretary and board member of United Way of Greater Mercer County in New Jersey.
In 2013, Dehne was an honoree at the 2013 YWCA Tribute to Women Awards, which recognizes women who have made significant contributions in their professions and communities. She was also a recipient of the NJBIZ “2011 Best 50 Women in Business” award.
Dehne holds a master’s degree in political science from the University of Pennsylvania and a juris doctor degree from the Syracuse University College of Law.
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Thomas P. Doyle
President and Chief Executive Officer, NRG Solar
Tom Doyle leads NRG Energy’s solar business as President and Chief Executive Officer, NRG Solar. Doyle was instrumental in building NRG into one of the largest developers of solar in the country and continues to lead the development of the Company’s pipeline of solar projects. He transitioned NRG from a start-up, large-scale solar development company into one of the most diverse solar companies—focused on both large-scale and distributed solar—in the business.
Doyle has more than 25 years of development and engineering experience associated with both large-scale solar and more conventional power-generation projects. He joined NRG in 2009 as President of NRG Solar and has also served NRG as Regional President, West, where he led efforts to repower the region’s conventional power plants in California.
In his previous role as Executive Vice President of Global Development at BrightSource Energy Inc., he led efforts to secure one of the largest series of power purchase agreements in the solar industry. He has also held senior management positions with InterGen and Foster Wheeler Energy Corp.
Doyle holds a bachelor’s degree and a master of business administration degree from the University of Arizona. He also serves on the board for the University of Arizona’s college of engineering.
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G. Gary Garcia
Senior Vice President and Treasurer
As Senior Vice President and Treasurer, Gary Garcia leads all aspects of NRG Energy’s treasury team, including cash management, loan administration and finance along with managing the Company’s insurance department.
Prior to NRG, Garcia served as Senior Vice President and Treasurer at GenOn, where he was responsible for the treasury group, the finance department, investor relations, financial planning and the insurance department.
Previously, Garcia served as Vice President and Treasurer at Mirant Corporation, where he also managed the treasury group, the finance department, investor relations, financial planning and the insurance department. Prior to Mirant, Garcia worked for Wachovia as Director, Fixed Income Research covering the utilities sector and as Treasurer for Edison Mission Energy.
Garcia holds a bachelor of science degree in Mathematics/Economics from UCLA and an M.B.A. from Emory University.
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Thomas D. Gros
Chief Customer Officer, NRG Energy
President, NRG Solutions
As Chief Customer Officer for NRG Energy and President of NRG Solutions, Tom Gros ensures that NRG’s broad portfolio of product and services offerings can be tailored to meet the growing energy and sustainability needs of national accounts. In delivering these important capabilities for customers, Gros is responsible for orchestrating product development, structuring, negotiation, construction and the implementation of all NRG solutions across the U.S. Notable developments created by the NRG Solutions team include the NRG Solar Ring at MetLife Stadium, the solar and wind arrays at Lincoln Financial Field and the back-up generation installed at critical water-pumping stations across Houston.
Gros joined the Company as Senior Vice President of Sales and Marketing shortly after NRG purchased Reliant in 2009. In this role, he oversaw all sales for the organization, which serves more than 1.5 million customers. Prior to joining NRG, Gros had more than 20 years of sales and operational experience in energy and capital markets. He served as Managing Director at Tradition Energy, a leading global energy advisor, and as Chief Executive Officer of OpenLink, an international energy risk and logistics software firm. He has also held leadership positions at British Petroleum, JPMorgan Chase, Enron and Reuters.
Gros serves as a board director for the Alley Theatre, the Center for Houston’s Future and the Reliant Energy Charitable Foundation. He also serves as the chairman-elect on the advisory board of the Houston Technology Center, “one of the 10 technology incubators changing the world,” according to Forbes magazine.
Gros holds a bachelor of aerospace engineering degree from the Georgia Institute of Technology and an M.S. degree in business from the MIT Sloan School of Management.
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Mauricio Gutierrez
Executive Vice President and Chief Operating Officer
Mauricio Gutierrez has served as Executive Vice President and Chief Operating Officer since July 2010, overseeing NRG Energy’s plant, thermal and commercial operations; environmental compliance; and engineering, procurement and construction division. Gutierrez is responsible for ensuring NRG’s nearly 47,000 megawatt fleet operates at top levels of safety, performance and environmental sustainability. His role overseeing NRG’s commodities trading helps maximize the Company’s financial performance through increasingly volatile energy commodity markets. Prior to this role, he served at NRG as Executive Vice President, Commercial Operations and as Senior Vice President, Commodities Trading.
Before joining NRG, Gutierrez held various positions with Dynegy Inc., including Managing Director for the Southeast and Texas regions and Senior Trader for East Power. Gutierrez holds a bachelor’s degree from the Universidad Panamericana and two master’s degrees—one in mineral economics from the Colorado School of Mines and one in petroleum economics from the French Petroleum Institute.
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Patti Helfer
Senior Vice President and Chief Administrative Officer
Since July 2011, Patti Helfer has led NRG Energy’s human resources, information technology, supply chain, facilities and charitable giving departments as Senior Vice President and Chief Administrative Officer. In this role, she ensures NRG has the right people, processes and technologies in place to support the Company’s business strategies. Helfer also leads efforts to align the Company’s infrastructure to provide the flexibility needed for NRG’s new innovation businesses.
Helfer has served at NRG since June 2004 in roles including Vice President, Internal Audit and Internal Controls, and Assistant Controller. Prior to NRG, Helfer was the Director of Corporate Accounting at PSEG Enterprises and served as Controller at NUI Corporation.
Helfer is a certified public accountant and received a bachelor’s degree from Rutgers Business School.
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David Hill
Executive Vice President and General Counsel
David Hill joined NRG as Executive Vice President and General Counsel in September 2012. Hill joined NRG from Sidley Austin LLP, where he was a partner in the firm’s Washington, D.C. office and co-head of the Global Energy Practice. In 2005, he was appointed by President George W. Bush and confirmed by the U.S. Senate as General Counsel of the U.S. Department of Energy, where he served until 2009.
Hill previously was a partner at major law firms in Washington, D.C. and Kansas City, Mo., where his practice included a wide variety of energy, environmental, litigation and corporate matters. Hill received a bachelor of science degree from the University of Missouri and a juris doctor degree from the Northwestern University School of Law.
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Karen Jones
Senior Vice President and Chief Marketing Officer
As Senior Vice President of Marketing and Chief Marketing Officer, Karen Jones oversees the marketing and branding initiatives for NRG Energy and its various brands. She is also responsible for all corporate communications, public relations and the Reliant Energy Charitable Foundation.
Before joining NRG in 2010, Jones served as Senior Vice President of Marketing and Corporate Communications for DHL Express U.S. Her marketing efforts at DHL, which included spearheading DHL’s $150 million 2004 re-branding campaign, resulted in the largest awareness increases in the Company’s history and within the logistics category—and were considered a major contributor to the advancement of DHL’s recognition in the Top 100 Most Valuable Brands by BrandZ.
Previously, Jones was a Marketing Executive at Hewlett Packard (HP), where she spent 15 years creating a universally consistent brand image for the Company. Before HP merged with Compaq Computer Corporation in 2002, Jones held several senior marketing positions at Compaq, including Director of Marketing for the iPAQ products. She created an international marketing campaign and the go-to-market strategy that led the efforts to re-position Compaq as a leader in the PC market.
In 2005, Jones was named “Marketer of the Year” by B to B Magazine and has since been ranked in the publication’s annual “Best Issue” in 2006, 2007 and 2008. She has made multiple appearances as a spokesperson on the NBC Today Show, Good Morning America and Fox Networks and as a panel speaker for the SportsBusiness Journal’s “Sports Symposium.”
Jones holds a bachelor of arts degree in journalism from the University of Houston.
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Elizabeth Killinger
Retail Regional President, Texas
Elizabeth Killinger serves as President of NRG Texas Retail and President of Reliant. Killinger is responsible for directing all aspects of the leading multi-brand retail business in the state, providing innovative energy solutions and energy-related products to two million homes and businesses.
After serving the Company in retail operations and residential leadership positions for more than 10 years, Killinger was named President of Reliant in October 2012 and NRG Texas Retail Regional President in January 2013.
Before joining Reliant in May 2002, Killinger served in consulting roles across the Company’s wholesale and retail businesses for two years preparing the business for electricity deregulation in Texas. Previously, Killinger spent 10 years with Arthur Andersen Business Consulting delivering management and information technology services to businesses across the U.S., Norway and London. Prior to this role, Killinger spent two years in the oilfield services industry.
Killinger serves on the board of directors for both the March of Dimes Houston Chapter and the Center for Hearing and Speech in Houston. She is on the executive committee, board of directors and Executive Women’s Partnership (EWP) for the Greater Houston Partnership. In addition, she serves as chairman of the school board for Epiphany Lutheran School in Houston and as a mentor for Newspring Center for Social Entrepreneurship and Business Nurturing.
Killinger holds a B.B.A. in management information systems from the University of Houston.
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John Ragan
Executive Vice President and Regional President, Gulf Coast
John Ragan serves as Executive Vice President and Regional President, Gulf Coast, where he is responsible for all NRG Energy businesses in Texas and Louisiana. Ragan oversees the Company’s largest regional power generation portfolio and NRG’s relationship with electric cooperatives and municipalities in Louisiana, Arkansas and Texas. He has previously served as NRG’s Executive Vice President and Chief Operating Officer; Regional President, Texas; and Regional President, Northeast.
Prior to joining NRG, Ragan served as Vice President of Trading, Transmission and Operations at FPL Energy and as Vice President of Business Management for FPL Energy’s northeast region. Ragan has also served in leadership positions at Georgia Pacific Corp. and in increasing roles of responsibility at Mirant Corporation from 1996 through 2004, including Senior Vice President and Chief Commercial Officer for North America and Chief Executive Officer, International Group. Ragan began his career with Getty Oil Co.’s upstream exploration and production division in 1983.
Located in Houston, one of the dual corporate headquarters of NRG, Ragan is also responsible for overseeing NRG’s activities and commitment to the city and the region. He serves on regional boards for numerous organizations including the Houston Food Bank, Galveston Bay Foundation, the Houston Technology Center and Central Houston Inc. He is chairman of the South Texas Project Nuclear Operating Company, director and executive board member of the American Diabetes Association’s Houston chapter, and honorary chairman of the association’s “2013 Step Out: Walk to Stop Diabetes.”
Ragan holds a bachelor’s and a master’s degree from West Virginia University and an M.B.A. in finance from Tulane University’s A.B. Freeman School of Business.
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Christopher Sotos
Senior Vice President, Strategy and Mergers & Acquisitions
Chris Sotos has served as head of Strategy and Mergers & Acquisitions since November 2012. Previously, he served as NRG’s Senior Vice President and Treasurer from March 2008 to September 2012. In this role, he was responsible for all treasury functions, including raising capital, valuation, debt administration and cash management.
Sotos joined NRG in 2004 as a Senior Finance Analyst, following more than nine years in key financial roles within the energy sector and other industries for Houston-based companies such as Koch Capital Markets, Entergy Wholesale Operations and Service Corporation International.
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James Steffes
Retail Regional President, Northeast
Jim Steffes joined NRG Energy in July 2012 and, as NRG Northeast Retail Regional President, has responsibility for the positioning, financial performance and growth of NRG’s retail and commercial businesses in the Northeast and Midwest. Steffes also serves as President of Green Mountain Energy Company, overseeing corporate direction for the nation's longest-serving renewable energy retailer.
Previously, Steffes worked at Direct Energy for nearly a decade, most recently as Vice President and General Manager, Texas Residential. In this role, Steffes directed the Company’s residential business in Texas, including managing activities for all four of its retail brands. Prior to this role, Steffes led the operations for Direct Energy’s Texas and Alberta mass markets businesses, supporting billing and customer care for more than 1.5 million customers. Steffes also led U.S. government affairs for Direct Energy and helped established its internal compliance department. He has also held various management positions with UBS Energy and Enron.
Steffes received his bachelor’s degree from Georgetown University and his master’s degree from Harvard Kennedy School.
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Denise Wilson
Executive Vice President and President, New Businesses
As Executive Vice President and President, New Businesses, Denise Wilson leads NRG Energy's emerging and high-growth businesses including Green Mountain Energy Company; Green Mountain Wind; distributed solar; the eVgo electric vehicle charging network; and Energy Technology Ventures, NRG’s capital investment joint venture with GE and Conoco Phillips.
These businesses represent NRG’s new innovation and cleaner energy initiatives, and Wilson leads NRG’s efforts to incubate them—giving each the independence needed to grow while ensuring they benefit from NRG’s corporate resources. Wilson previously served as Executive Vice President and Chief Administrative Officer at NRG, overseeing key corporate functions including communications, human resources, investor relations and information technology. In that role, Wilson led NRG’s integrations of Texas Genco in 2006, which more than doubled NRG’s asset base; Reliant Energy in 2009; and Green Mountain Energy in 2010.
Wilson originally joined NRG in 2000 as Vice President of Human Resources. Prior to NRG, Wilson served as Vice President of Human Resources Operations with Metris Companies Inc. and Director of Human Resources with General Electric ITS. Wilson holds a bachelor’s and a master’s degree from the University of Minnesota.
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Management
Residential Services
