Ameren Leadership
Our leaders guide us in initiatives focused on safety, reliability and energy efficiency.
Ameren Corporation
Martin J. Lyons Jr.
Chairman, President and Chief Executive Officer, Ameren Corporation
Michael L. Moehn
Group President, Ameren Utilities; Interim President, Ameren Missouri
Leonard "Lenny" Singh
Executive Vice President and CFO; President, Ameren Services
Shawn E. Schukar
Chairman and President, Ameren Transmission Company of Illinois
Patrick E. Smith Sr.
Chairman and President, Ameren Illinois
Ajay K. Arora
Senior Vice President, Chief Development Officer, Ameren Missouri
David Feinberg
Executive Vice President, General Counsel, Corporate Secretary, Ameren Services
Mark C. Lindgren
Executive Vice President, Communications and Chief Human Resources Officer, Ameren Services
Ryan Martin
Senior Vice President, Corporate Strategy, Risk Management, Treasury and Investor Relations, Ameren Services
Gwen G. Mizell
Senior Vice President and Chief Sustainability Officer, Ameren Services
Eric Seidler
Senior Vice President, Operations Shared Services, Ameren Services
Theresa Shaw
Senior Vice President, Finance and Chief Accounting Officer, Ameren Services
Ameren Illinois
Patrick E. Smith Sr.
Chairman and President, Ameren Illinois
Jason Klein
Vice President, Electric Operations and Technical Services
Eric M. Kozak
Vice President, Gas Operations & Distribution
Kristol Simms
Vice President, Clean Energy Transition, Economic, Community, & Business Development
Matthew Tomc
Vice President, Regulatory Policy and Energy Supply
Luke Wollin
Senior Vice President, Operations and Technical Services
Ameren Missouri
Michael L. Moehn
Group President, Ameren Utilities; Interim President, Ameren Missouri
Ryan M. Arnold
Vice President, Power Operations and Trading
Ajay K. Arora
Senior Vice President, Chief Development Officer, Ameren Missouri
John G. Beck
Site Vice President, Ameren Missouri Callaway Energy Center
Kevin DeGraw
Vice President, Renewable Construction & Construction Management
Tim Lafser
Senior Vice President, Energy Delivery and Operations and Technical Services
Tara K. Oglesby
Vice President, Energy Solutions and Business Development
Kent C. Scott
Senior Vice President and Chief Nuclear Officer, Ameren Missouri Callaway Energy Center
Christopher Stumpf
Vice President, Engineering Design and Project Management