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Joyce V. Hayes Giles

Assistant to the Chairman & Senior Vice President, Public Affairs
DTE Energy Company (retired)

Giles retired as the assistant to the chairman and senior vice president of Public Affairs for DTE Energy. Joyce led the company’s commitment to the community on behalf of DTE Energy Chairman, President and CEO Gerard M. Anderson. As chair of the DTE Energy Foundation, she was responsible for strategy and oversight. She also served as the company’s chief ethics officer and ombudsman for employee-related issues.

Giles previously served as assistant to the chairman and senior vice president of Customer Service for DTE Energy and vice president of Corporate Resources at MCN Energy Group, the former parent company of MichCon. Prior to joining MichCon, she was employed with the Automobile Club of Michigan, Chrysler Corporation and Connecticut General Life Insurance Company.

Her professional affiliations include the Detroit, state of Michigan and Wolverine bar associations, Inforum, Leadership Detroit Alumni Association, Junior League of Detroit’s Community Advisory Council, Delta Sigma Theta Sorority, Inc. and The Links, Inc.

She also serves on the local and national boards of the American Association of Blacks in Energy. Her board service includes the Detroit Music Hall, Wayne State Alumni Association, Habitat for Humanity of Detroit, Charles H. Wright Museum of African American History, Knoxville College and the Detroit Public Schools Foundation board. She is the former vice president of the Detroit school board.

Giles has received numerous awards and honors. Most recently, she was honored by the Michigan Roundtable for Diversity and Inclusion as a 2012 humanitarian for her efforts to build community relationships that create social justice.

She earned a bachelor’s degree in psychology from Knoxville College. She also earned a master’s degree in business administration from the University of Detroit and a law degree from Wayne State University’s Law School.

Giles was appointed to the HAP board in 2011.

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