Senior Management

Moehn

Michael L. Moehn

Ameren Missouri President

Michael L. Moehn was elected president of Ameren Missouri on April 1, 2014. He is responsible for Missouri's largest energy provider serving more than 1.2 million electric and natural gas customers. (more)

Kevin Anders

Kevin Anders

Ameren Missouri Vice President of Operations and Technical Services

Kevin Anders is responsible for the operation of the distribution system, maintenance of substations, engineering design, external contractors performing work on the Ameren Missouri distribution system, and management of major capital projects. (more)    

Mark Birk

Mark Birk

Ameren Missouri Senior Vice President Customer and Power Operations

Mark Birk is senior vice president, Customer and Power Operations. He is responsible for the engineering, construction, operations and maintenance of Ameren Missouri's electric and gas distribution systems as well as non-nuclear generation and energy management. (more)

Diya

Fadi M. Diya

Ameren Missouri Senior Vice President and Chief Nuclear Officer

Fadi M. Diya is senior vice president and chief nuclear officer (CNO) for Ameren Missouri. Diya is responsible for all of Ameren Missouri's nuclear operations. (more)

Herrmann

Timothy E. Herrmann

Ameren Missouri Site Vice President

Timothy E. Herrmann is site vice president for Ameren Missouri. In this role, he is responsible for the safe operation of the Callaway Energy Center. (more)

Chris Iselin

Christopher A. Iselin

Ameren Missouri Senior Vice President of Power Operations and Energy Management

Christopher A. Iselin is senior vice president of Ameren Missouri Power Operations and Energy Management. He is also responsible for energy trading and the management of plant emissions, coal combustion byproducts, and all non-nuclear generation maintenance and capital projects. (more)

Oglesby

Tara K. Oglesby

Ameren Missouri Vice President of Customer Experience

As  vice president of Customer Experience, Tara K. Oglesby is responsible for effectively driving customer-focused strategies to ensure every interaction leads to a great customer experience. (more)

Patrick Smith Senior headshot

Patrick E. Smith Sr.

Ameren Missouri Vice President of Division Operations

Patrick E. Smith Sr. is vice president, Division Operations, for Ameren Missouri. In this position, he directs personnel responsible for design, construction, and maintenance of Ameren Missouri's electric energy distribution systems. (more)

Wood

Warren T. Wood

Ameren Missouri Vice President of External Affairs and Communications

Warren T. Wood is vice president of External Affairs and Communications for Ameren Missouri. In this role, he oversees communications strategy and execution, and state legislative and regulatory policy development and compliance for the company. (more)

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