Preston Gillespie – Biography
Last update: March 4, 2026Executive profile
Preston Gillespie joined Duke Energy in 2010. Preston served as Senior Vice President, Nuclear Operations and Nuclear Chief Operating Officer for Duke Energy.
Preston Gillespie is currentlyExecutive Vice President of Nuclear Program Strategy at Duke Energy - View - Duke Energy org chart
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Education
In 1985, Preston Gillespie completed a Bachelor of Science in Mechanical Engineering at Clemson University.
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- At Duke Energy, Preston Gillespie has 65 colleagues including Harry Sideris (CEO & Director), Annette Clayton (Director)…
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- In the Utilities industry, Preston Gillespie has 19,844 colleagues in 948 companies located in 92 countries. 9,990 executive movements have been recorded in the last 12 months. Learn more about Utilities.
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