Warner Baxter
CEO
Ameren
Warner Baxter became chairman, president and chief executive officer of Ameren Corporation in 2014. From 2009 to early 2014, he served as president and CEO of Ameren Missouri, the largest energy provider in Missouri, serving more than 1.2 million electric and gas customers with revenues in excess of $3 billion. From 2003 to 2009, Baxter was executive vice president and chief financial officer of Ameren Corporation, where he led the finance, strategic planning and business risk management functions of the entire enterprise. In 2007, Baxter assumed additional duties as president and CEO of Ameren Services.