Texas Solar Power Association


Courtesy of CPS Energy


The Texas Solar Power Association is a statewide industry trade association that promotes the development of solar electric generation in Texas. Our member companies invest in the development of solar photovoltaic products and projects in Texas, cost-competitively serving customers in both wholesale and retail markets. Our membership includes manufacturers, large-scale power plant developers, residential and commercial rooftop integrators, and other Texas companies participating across the full solar photovoltaic supply chain.



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McCall Johnson


McCall Johnson serves as Manager of Government Affairs for Recurrent Energy, one of North America’s largest solar project developers. Based in Austin, Texas, she drives the company’s legislative initiatives and regulatory affairs across the Electric Reliability Council of Texas (ERCOT), the Southwest Power Pool (SPP), and the Midcontinent System Operator (MISO) territories. A native Texan with extensive energy policy and regulatory experience she served as an Advisor to Chairman Donna Nelson at the Public Utility Commission of Texas (PUC) prior to joining Recurrent Energy.

Previously, McCall represented non-profit organizations and their constituencies at the Texas Legislature and the PUC. She completed her graduate work in Public Administration with a concentration in Energy Policy at the American University of Paris and holds a Bachelor of Business Administration in Finance from the University of Texas. In addition to co-founding the Austin based non-profit Fresh Chefs Society, McCall works with the Texas Water Foundation and the Gulf Coast Power Association.

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John Kemp


John Kemp had been in the solar business for 11 years. During that time he have developed and/or installed over 500mw of solar. He has worked for Bosch Solar USA, Martifer Solar, Hanwha Q Cells, and E.ON.

He founded Earth Right Energy, INC as a small scale solar developer in the Tennessee Valley Region in 2006. John has also earned my MBA from University of Tennessee in 2004.


Bret Biggart


Bret Biggart currently serves as CEO of Freedom Solar, LLC.  In five years, Bret has played an integral role in Freedom Solar’s expansion across both commercial and residential markets.  Previously, Bret served as Director of Business Development for WaterStreet Investment Consultants, an asset management firm based in Austin focused on alternative investments. Prior to that, Bret was Vice President of Business Development at Saracen Energy Advisors. In that role, he managed prior, current, and prospective investors, which included domestic and international high net worth individuals, hedge fund of funds, endowments, foundations, and public pensions, representing over $1.4 billion in assets under management. Prior to Saracen, Mr. Biggart’s investment background consisted of over four years with two private equity firms. First, as a senior analyst at Pacific Corporate Group, a private equity management and consulting firm and, most recently, as an Associate at Genesis Park, a Texas based private equity firm.

Bret received an MBA from the Jones School of Business at Rice University and graduated with a BA from the University of Texas at Austin.


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Colin Meehan


Colin Meehan is Director of Regulatory and Public Affairs at First Solar, with responsibility over Texas and the eastern U.S. Most recently, Mr. Meehan led Comverge, Inc.’s demand response regulatory and market strategy in Texas and California. Prior experience includes serving as Environmental Defense Fund’s Policy Manager for U.S. Climate and Energy; Wholesale Settlement Analyst for the Lower Colorado River Authority focusing on ERCOT nodal market implementation; and as a wholesale power markets analyst for ICF International where he was the lead analyst for the development of the Regional Greenhouse Gas Initiative IPM model.

Mr. Meehan earned a Bachelor of Arts degree in Math and Economics from the University of Rochester and a Master of Science degree in Energy and Earth Resources from the University of Texas at Austin.


Helen Brauner


Helen Brauner is the Director of Origination Strategy of 7x Energy, a utility-scale solar development company based in Austin. Helen has worked in the energy and cleantech sectors for almost 15 years. Prior to joining 7X, Helen was a strategy and marketing consultant for cleantech clients, including two publicly traded solar companies and a local residential solar provider. Before consulting, Helen spent nine years at Green Mountain Energy, a retail electric provider selling green power, where she served as the Senior VP of Strategic Planning and Marketing. In addition to the TSPA, Helen serves as co-chair of the board of CleanTX and on the advisory board of a cleantech startup.

Helen holds an MBA from the McCombs School of Business at the University of Texas and a BA in Economics from Rice University.


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Charlie Hemmeline


Charlie Hemmeline is the Executive Director of the Texas Solar Power Association. A native Texan, he returned to Austin after more than 8 years with the U.S. Department of Energy in Washington, DC leading innovative programs for solar and energy efficiency. Serving originally under President George W. Bush and later President Obama, Charlie led wide-ranging efforts to break down the barriers to mainstream solar and reduce the soft costs of implementation. Highlights included co-founding the Solar America Initiative’s market transformation portfolio and flagship Solar America Cities program in partnership with Houston, San Antonio, and Austin. Charlie holds a master’s degree in Public Service & Administration and a B.S. degree in Mechanical Engineering, both from Texas A&M University.