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Theodore Sumrall
Dr. Theodore Sumrall

Dr. Theodore S. Sumrall is an expert chemical engineer with over three decades of experience spanning the geothermal, oil and gas, and renewable energy sectors. He holds a Doctorate in Chemical Engineering from the University of Tokyo, which is recognized globally as a top university for the discipline.
Currently serving as the Senior Vice President for Engineering at GeoGenCo, LLC, Dr. Sumrall is at the forefront of developing innovative renewable energy solutions. He has notably contributed to GeoGenCo's "zero-water" geothermal technology, which allows for sustainable power generation without depleting local water resources.
Throughout his career, Dr. Sumrall has been a prolific inventor and researcher, holding several patents for his technological advancements. His patented inventions include thermoelectric systems designed to generate electricity using environmental temperature gradients—such as the difference between a high-temperature earth source and a low-temperature body of water. His other documented innovations cover RF tagging systems and the use of haloamines to control harmful microorganisms and byproducts in the oil and gas industry.
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About me
Dr. Theodore Sumrall is a chemical engineering executive with over 30 years of global experience in the renewable energy, oil, and gas sectors. Holding a doctorate from the University of Tokyo, Theodore S Sumrall currently serves as the Senior VP of Engineering at GeoGenCo, LLC, where he leads the development of patented, sustainable geothermal technologies. Throughout his career, the work of Ted Sumrall, engineer and prolific inventor, has been defined by a commitment to turning complex scientific research into practical, clean-power solutions.

