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Nathan Kroeker serves as President and Chief Executive Officer of Spark Energy and is a Member of our Board of Directors.  Nathan was appointed as President in April 2012 and CEO in April 2014.  Nathan has over 17 years of experience in retail and wholesale energy, M&A and public accounting.

Nathan joined the company in July 2010 as Chief Financial Officer for Spark Energy and for Marlin Midstream, an affiliated midstream energy company.  Prior to joining Spark Energy, Nathan was Senior Vice President, Finance for Macquarie Energy, the global energy supply and trading division of Macquarie Bank. He also previously served as Chief Financial Officer for the retail and wholesale businesses of Direct Energy, the North American subsidiary of Centrica.

Nathan holds a Bachelor of Commerce degree from the University of Manitoba and is a Certified Public Accountant as well as a licensed Chartered Accountant in Canada. Nathan is actively involved in the community with several organizations including Helping a Hero, Lemonade Day, Child Advocates, and Young Life. Nathan is an outdoor enthusiast and enjoys a wide range of outdoor activities with his wife and 3 children.


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Robert Lane became Chief Financial Officer of the Company in June of 2016. Robert is a seasoned financial executive with 22 years of finance and accounting experience in the energy industry. In his role at Spark Energy, he is responsible for corporate financial reporting, risk management, accounting, financial planning & analysis, treasury, investor relations, tax and internal controls.
Prior to joining Spark Energy, he served as the Chief Financial Officer for Emerge Energy Services LP from November 2012 to June 2015.  Prior to joining Emerge, he was an equity research analyst and an investment banker with Sanders Morris Harris and its affiliates from November 2004 through December 2011 and later with Global Hunter Securities. He began his finance career in Smith Barney’s Global Energy and Power Group.
Robert holds a Masters of Business Administration from the Wharton School of the University of Pennsylvania and an Artium Baccalaureus degree from Princeton University; he a licensed Certified Public Accountant in the state of Texas and a Chartered Financial Analyst.
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Jason Garrett serves as Executive Vice President, Spark Retail, a position he commenced July 2015. Jason is responsible for the overall Spark performance across its multiple retail brands. Jason is a 20-year veteran of the energy industry and is a certified Six Sigma Black Belt.
Prior to joining Spark Energy, Jason held leadership positions within the deregulated energy segment at companies such as Just Energy as SVP/GM and SouthStar Energy. Jason has a proven track record of identifying process improvements to eliminate waste in areas such as customer service, sales and marketing, back office operations and call center management resulting in bottom line financial savings.
Jason graduated from the University of New Orleans with a degree in Finance and an MBA.


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Gil Melman serves as Vice President, General Counsel, and Corporate Secretary, a position he has held since February of 2014. Gil is responsible for Spark Energy's legal, risk management, and compliance matters.

Prior to joining Spark Energy, Gil served as the General Counsel to Madagascar Oil Limited, an oil and gas exploration and production company. Previously, he has acted as general counsel and in-house counsel to several energy companies as well as a regional private equity fund.   Gil began his career practicing corporate law with the law firm of Vinson & Elkins LLP, where his focus was primarily in corporate securities and mergers and acquisitions primarily in the energy industry.

Gil holds a Bachelor of Business Administration degree in Accounting from the University of Texas at Austin, and a Doctor of Jurisprudence from the University of Texas at Austin School of Law.