Gary S Winemaster

Gary S. Winemaster is an accomplished executive and a recognized leader in the clean energy and alternative fuel industry. A native of Illinois, he is currently the CEO of NEXIO Power, a company dedicated to providing innovative green-powered solutions for the commercial vehicle sector. With a career spanning several decades, Gary has been instrumental in driving the transition to more sustainable energy sources, positioning himself as a key figure in the global movement toward cleaner transportation technologies.

Following his college years at the University of Pennsylvania, Gary embarked on an international career that took him to Luxembourg, where he worked for a major global glass manufacturer. His role involved creating and executing strategies that led to the complete sellout of the factory’s production. This early experience in Europe helped Gary refine his strategic thinking and gave him exposure to international markets and diverse business cultures. The lessons learned in Europe would be pivotal as he moved into leadership roles within the clean energy sector, where the ability to navigate global markets and adapt to various business environments became a key asset.

Gary’s career in clean energy began when he founded Power Solutions International (PSI) in 1989. As CEO, he led PSI to become a leading alternative fuel engine technology provider, serving industrial and on-highway applications. Under his leadership, PSI expanded its product offerings and grew its market presence, becoming a globally recognized name in the clean energy industry. Gary’s ability to anticipate market trends, identify emerging technologies, and innovate in a rapidly changing sector helped PSI maintain its leadership position. By the time he retired from PSI, the company had shipped over 1.5 million engines worldwide, cementing its reputation as a pioneer in the alternative fuel market.

One of Gary’s greatest strengths has been his ability to form strategic partnerships with key stakeholders in the industry. Throughout his career, he worked closely with major original equipment manufacturers (OEMs) such as Navistar, Freightliner, and Caterpillar. These partnerships were crucial in expanding PSI’s reach and enabling the company to deliver high-quality alternative fuel solutions to a broad customer base. Gary’s focus on building strong, long-term relationships with suppliers and customers was instrumental in driving PSI’s growth and establishing it as a leader in the clean energy sector.

After he retired from PSI, Gary assumed the CEO role at NEXIO Power, where he continues to focus on advancing sustainable energy solutions. At NEXIO, Gary has led the company in developing green-powered vehicles and energy solutions for the commercial vehicle industry. His leadership has positioned NEXIO Power as a key player in transitioning to a greener, more sustainable transportation system. Under Gary’s direction, NEXIO Power has continued to innovate, providing cutting-edge solutions that help reduce transportation's environmental impact while supporting the growing demand for clean energy alternatives.

Gary’s career has been defined by his unwavering commitment to sustainability and environmental responsibility. He has consistently championed adopting clean energy technologies and has worked tirelessly to promote using alternative fuels in commercial transportation. Through his leadership at PSI and NEXIO Power, Gary has helped shape the future of the clean energy sector, paving the way for the widespread adoption of green-powered vehicles and sustainable energy solutions.

Today, as CEO of NEXIO Power, Gary Winemaster remains dedicated to advancing the mission of creating a more sustainable, energy-efficient future. His leadership continues to influence the clean energy landscape, and his efforts are helping to drive the global transition to a greener transportation system. His work at NEXIO Power is just one example of his lifelong commitment to sustainability and innovation, and his contributions to the clean energy sector will undoubtedly have a lasting impact for years to come.

Gary S. Winemaster’s career is a powerful example of how visionary leadership, combined with a deep technical understanding of the energy sector, can drive meaningful change. His work has helped reshape the clean energy industry, and his continued leadership ensures that NEXIO Power will remain a significant force in developing green-powered solutions. Gary’s legacy is one of dedication to innovation, sustainability, and the advancement of cleaner, more efficient energy solutions for the future.