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Richard J. Mark

Chairman and President, Ameren Illinois
Richard Mark - Chairman and President, Ameren Illinois
Richard Mark is chairman and president of Ameren Illinois Companies where he is responsible for energy delivery to more than 1.2 million electric and more than 800,000 natural gas customers.

Mark joined Ameren in 2002 as Vice President of Customer Service. In 2003, he became Vice President of Governmental Policy and Consumer Affairs. In just two short years, he rose to the position of Senior Vice President of Ameren Missouri Energy Delivery - becoming the first African American to hold this position. Before his appointment as President of Ameren Illinois in 2012, Mark was Senior Vice President of Ameren Missouri Customer Operations with responsibility for electric and natural gas distribution

As the leader of Ameren Illinois, Mark has been instrumental in shaping constructive regulatory policy that is transforming the energy sector in Illinois. Under his direction, Ameren Illinois is undertaking a massive overhaul of the Illinois electric grid and natural gas infrastructure, installing advanced technologies, improving reliability, and creating thousands of jobs in communities throughout central and southern Illinois. Mark's focus on customer satisfaction has earned Ameren Illinois a top-tier ranking among Midwest Large Utilities by JD Power.

Prior to joining Ameren, Mark served six years as president and chief executive officer of St. Mary’s Hospital in East St. Louis and five years as chief operating officer. He also led the East St. Louis District 189 Financial Oversight Panel.

Mark has received three honorary doctorate degrees for his civic and community work along with numerous awards and honors. In 2019, he was awarded the Senator Richard H. Newhouse award from the Illinois Legislative Black Caucus Foundation and the Leadership Award from the Midwest Energy Efficiency Alliance. In 2018, he received the Leadership Award from the Springfield NAACP, the Visionary Award from the Foundation Fighting Blindness, and was named one of the Most Powerful Executives in America by Black Enterprise Magazine. In 2017, Mark received the Heritage Award from the Illinois Legislative Sportsman Caucus. Other honors include Illinois Black Chamber of Commerce's Outstanding Corporate Leadership Award (2015), African-American Career World magazine's Top 10 national business leaders (2015), a Telly Award for Ameren’s Employee Communications video magazine (2015), and Who’s Who in Energy recognition by the St. Louis Business Journal (2015). He was named one of Savoy Magazine’s Top 100 Most Influential Blacks in Corporate America for 2016 and 2014.

Mark achieved fellowship status from the National Association of Corporate Directors (NACD) in 2017. He serves on a variety of boards and organizations including Tenet Healthcare, Abraham Lincoln Presidential Library Foundation Board, Madison Mutual Insurance Board, Leadership Council of Southwestern Illinois, Fontbonne University, and the St. Louis Regional Business Council.

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