On June 22, 2023, the Board of Directors of DTE Energy Company appointed Joi M. Harris (53) as President and Chief Operating Officer of the Company, effective July 3, 2023. Ms. Harris has served most recently as President and Chief Operating Officer of DTE Gas Company since October 2021. Previously, Ms. Harris was Senior Vice President of DTE Energy since April 2019, and Vice President of DTE Energy since April 2018.

There is no arrangement or understanding between Ms. Harris and any other person pursuant to which she was selected as an officer. The compensation of Ms. Harris in her new role will be determined by the Organization & Compensation Committee of the Board of Directors at a later date and promptly announced at that time.