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Mark Hefner Portrait
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Mark B. Hefner

Chairman and Chief Executive Officer

Mark B. Hefner is a highly experienced professional with a career spanning over three decades and brings extensive experience in strategy development, strategy execution, governance, and business transformation. As CEO at enxchange, Hefner is at the forefront of driving the company's mission to optimize energy management systems and introduce innovative solutions for sustainable energy consumption and distribution.


Hefner's expertise is broad and diverse, with a career spanning various industries including electric utilities, technology, construction, and consulting for Fortune 1000 corporations. He has provided advisory services to boards and C-level officers, leveraging his technical knowledge and significant experience in human resources and workforce strategy to help clients achieve their strategic goals. His global consulting experience is extensive, with work across countries including Australia, Abu Dhabi, Brazil, Canada, Dubai, France, Germany, Guatemala, Korea, Malaysia, Mexico, Netherlands, Panama, Puerto Rico, Russia, Thailand, and the U.K.


Before joining enxchange, Hefner held senior partner positions at several prestigious firms, including KPMG, Ernst & Young, Conner Partners, and The Palladium Group. His educational background includes a Bachelor of Science in Business & Psychology from Central Michigan University and a Master of Science in Organizational Psychology from Long Beach State, providing him with a solid foundation to address complex organizational challenges and drive meaningful change.


In addition to his professional achievements, Hefner has contributed to the field through publications and presentations, sharing his knowledge and experiences with a broader audience. His work has significantly influenced the strategies and practices of numerous organizations, enabling them to effectively navigate the challenges of today's dynamic business environment.


At enxchange, Hefner is leading the charge to optimize energy management systems and introduce innovative solutions for the emerging changes and challenges in the energy industry. The company's innovative approach to energy management, focusing on leveraging sustainable energy sources and improving energy efficiency, positions enxchange as a key player in the energy sector under Hefner's leadership.

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