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Better Models, Better Decisions


Ascend Analytics is managed by a seasoned team with over 60 years of direct Energy experience.  Most team members have experienced multiple energy business cycles.  Ascend’s analytical solutions are designed to manage these business cycles more effectively.


Gary Dorris, Ph.D.

Chief Executive Officer and co-founder

Dr. Dorris has been a pioneer of innovative solutions for energy risk management and portfolio planning for over two decades.  For the last ten years, Dr. Dorris has organically grown Ascend Analytics to be a leading provider of quantitative software solutions for energy portfolio management and data infrastructure.  His analytic innovations have extended toward the development of over a dozen software applications used by over fifty energy companies.  In 2001, Dr. Dorris won distinguished recognition from the IPE for contributions to the field of energy risk management.  Prior to founding Ascend, he served as CEO and Chief Model Architect for e-Acumen, a 60 person energy analytics software firm.  He began his career developing structured power transactions at Citizens Power & Light.  Dr. Dorris holds a Ph.D. in applied economics and finance from Cornell University and a BS in mechanical engineering and BA in economics with Magna Cum Laude distinction also from Cornell University.  


Sean Burrows, Ph.D.

Chief Technology Officer and co-founder

Dr. Burrows has thirteen years of energy analytics experience developing technology solutions and software for energy trading and risk management. Dr. Burrows leads the development of applications such as PowerSimm and manages the operations of Ascend’s computing infrastructure including Software as a Service.  With his leadership role in software development, he has focused on the development of innovative techniques for optimizing energy portfolios based on both physical and financial structures. Dr. Burrows has lead commercial development and implementations projects covering a large range of activities from solving complex statistical models to managing extremely large databases. He also has broad experience in statistics, computer management, database management, and application development. Dr. Burrows holds a Ph.D. and M.S. from University of Wisconsin and a B.S. from Cornell University.

Vena Kostroun

Vice President of Development and co-founder

Mr. Kostroun has fifteen years experience in developing high-end analytic and software tools for energy trading and risk management. Mr. Kostroun has successfully grown Ascend’s development team to have a rich depth of experience, breadth of skills, and high degree of innovation with a strong focus on delivery.  He has previously worked as Senior Consultant at Nexant, Inc. where he led software development of PRYM for asset valuation and physical risk management of generating assets. Prior to Nexant, he served as technical lead and manager of the AcuPower analytics team at e-Acumen, Inc. Mr. Kostroun also has experience in energy risk management and asset valuation. Mr. Kostroun is Ph.D. ABD in physics from Berkeley and holds a BS in physics from Cornell University with Cum Laude distinction.

Keith Aubin, Ph.D.

Senior Director of Development

 Dr. Aubin has over eight years of financial and scientific research and development experience. He has been nationally recognized as a scientist and inventor. With previous experience ranging from portfolio theory to rocket science to nanobiotechnology, Dr. Aubin’s main interest is in the application of advanced mathematics to complex problems. As Senior Director of Development, he has led the creation and enhancement of Ascend's product offerings as head of the .NET development group. Prior to working for Ascend, Keith held a position at MIT Lincoln Laboratory as a systems and architecture analyst. He holds a M.S. and Ph.D. in Applied Physics from Cornell University and a B.S. in Physics and a B.S. in Applied Mathematics from the University of Rhode Island. Dr. Aubin has published his work in a number of journals, proceedings, and book chapters. He is also an inventor on several issued or pending patents.

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