Ameren Corp - Company Profile

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Ameren Corp: Executives

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The following section provides information on Ameren Corp’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into Ameren Corp's management and employees, unlock the full data with our company analytics monitoring tool.

Executives

Martin J. Lyons Jr.

President; Chairman; Chief Executive Officer - Ameren Corporation Executive Board Since: 2022 Age: 59

Mr. Martin J. Lyons Jr. has been the Chairman, Chief Executive Officer and President of the company since 2023. Prior to this, he served as the Chairman and Vice President of Ameren Missouri and as Executive Vice President and Chief Financial Officer of the company. Mr. Lyons also served as the President of Ameren Services and as a Partner at PricewaterhouseCoopers LLP.

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Leonard P. Singh

Executive Vice President; President - Ameren Services; Chief Financial Officer Senior Management Since: 2026

Mr. Leonard P. Singh has been the chief financial officer and executive vice president of the company since January 2026. Currently, he serves as chairman and president of Ameren Services.

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Mark C. Lindgren

Chief Human Resources Officer - Ameren Services; Communication Senior Management Since: 2023 Age: 58

Mr. Mark C. Lindgren has been the Executive Vice President of Corporate Communications and Chief Human Resource Officer of Ameren Services for Ameren since 2023. Prior to this, he was the Senior Vice President of Corporate Communications and Chief Human Resource Officer. Mr. Lindgren also served as the Vice President and Chief Human Resources Officer.

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Ajay K. Arora

Chief growth and generation development officer; Executive Vice President Senior Management Since: 2025 Age: 55

Mr. Ajay K. Arora has been the Senior Vice President and Chief Development Officer of Ameren Missouri since 2025. Prior to this, he served as Senior Vice President and Chief Renewable Development Officer; Ameren Missouri.

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Shawn E. Schukar

Chairman; President - Ameren Transmission company of Illinois Executive Board Since: 2017 Age: 63
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