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Susan Gray

President & CEO
Tucson Electric Power (TEP)

Susan Gray is President and Chief Executive Officer of Tucson Electric Power, UniSource Energy Services and their parent company, UNS Energy Corporation, based in Tucson, Arizona.

Susan is focused on promoting innovation and operational excellence during a time of dynamic change for UNS and the energy industry.

Susan came to TEP as an engineering student in 1994 and advanced through several management positions in Transmission and Distribution Operations. She established herself as a collaborative, inclusive leader who inspires a values-driven culture.

She was named Vice President of Energy Delivery in 2015 and was promoted to Chief Operating Officer in 2019. She was named President in January 2020 and became CEO in January 2021.

Through her work engaging employees in refreshing the company’s vision and values, Susan has shaped a culture of innovation and belonging through a values-driven approach that’s focused not just on what the company achieves, but how those  achievements are accomplished.

A strong believer that diverse perspectives lead to better solutions, Susan supports STEM education and programs that introduce girls to career opportunities in the craft trades. She is a founding member of Women in Energy, a company group that seeks to develop, mentor and inspire women in the energy industry.

Susan leads the company’s efforts to advance economic development in the communities we serve as the board Chair of Sun Corridor Inc., as well as sitting on boards for the Southern Arizona Leadership Council and the University of Arizona’s Eller College of Management and College of Engineering. She also collaborates with utility peers through service on boards for the Edison Electric Institute and Western Energy Institute. She brings her industry experience and leadership acumen to the boards for Central Hudson Gas & Electric and Caribbean Utilities Company, two other utilities in the Fortis family.

Committed to community, Susan is a longtime member of the board of the Boys and Girls Clubs of Tucson, a charity that is close to her heart for its work to help break the cycle of poverty by providing children with a safe, nurturing and learning environment.

Susan earned a bachelor’s degree in electrical engineering and an MBA from the University of Arizona.  She enjoys spending time with her family, church and hiking.

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