Ameren Corporation recently announced two organizational changes that will further Ameren's sustainability efforts. Gwen Mizellwas named chief sustainability officer, a newly created position. She was also named vice president of innovation at Ameren. Patrick Smith Sr. was promoted to vice president of economic, community and business development at Ameren Missouri. Mizell is a 7-year veteran of Ameren. She has served as Ameren's vice president of sustainability and innovation since 2019. She joined Ameren in 2015 as director of diversity and inclusion. Mizell serves on the board of directors for Gibraltar Industries, St. Louis County Workforce Investment Board, and the national board of the American Association of Blacks in Energy (AABE). Smith has been with Ameren for 36 years in progressively responsible leadership roles, becoming an officer of the company in 2016. He joined the company in 1985 as a meter reader and worked for several years as a journeyman lineman, building and maintaining the electrical distribution system. Smith's strategic thinking and focus on conservative operations have been foundational in providing safe, reliable and affordable energy to Ameren's customers.