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Joe Zirnhelt is President and Chief Executive Officer of Power Systems Research and a member of the company’s Board of Directors. His responsibilities include management and oversight of the company’s operations as well as leading the implementation of strategic initiatives. Joe joined the company as a Senior Consultant in 2005. After several years working in various management roles within product and project oversight, he served as the company’s Chief Operating Officer & Strategist from 2015 until assuming responsibilities as President and Chief Executive Officer in 2019. Over his 24-year professional career he has served as an Officer in the U.S. Navy including training in the Naval Nuclear Propulsion Program followed by experience with Alstom Power, a leading French power plant developer, before joining Power Systems Research in 2005. Joe holds an undergraduate degree in Mechanical Engineering from the University of Notre Dame and an MBA from the University of Texas at Austin. He has been a regular contributor to Diesel Progress magazine and other industry publications often featuring the North American power generation market. He also is actively involved in the Electrical Generating Systems Association (EGSA) where he has contributed content for its Powerline magazine and recently completed his term as Chair of the Market Trends Committee.

Fabio Ferraresi is Managing Director, South America at Power Systems Research, where he leads regional market intelligence, consulting activities, and business development across multiple equipment segments. He holds a Bachelor’s degree in Mechanical Engineering from the University of São Paulo (USP) and an MBA in Business Management from FGV and Ohio University. Fabio also holds Six Sigma Black Belt, CMQ-OE and CQE certifications from the American Society for Quality. Prior to joining PSR in 2014, Fabio spent 13 years at Eaton Corporation in Brazil and China, where he held leadership roles including supplier development manager, supply chain manager, factory manager, and quality manager. His experience spans the automotive and industrial sectors across South America and Asia. He also serves as director at Grupo Engenho, a consulting firm focused on operational excellence and business transformation and volunteers on key committees of SAE Brazil and AEA, nonprofit organizations that support the development of policies related to the products PSR covers.