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Ameren Corporation
We're Ameren Corporation (AEE), a St. Louis-based, Fortune 500 company that powers the quality of life for millions of people throughout Illinois and Missouri.
Ameren Corporation
We're Ameren Corporation (AEE), a St. Louis-based, Fortune 500 company that powers the quality of life for millions of people throughout Illinois and Missouri. Ameren Illinois provides electric distribution and transmission service, as well as natural gas distribution service, while Ameren Missouri provides vertically integrated electric service, with generating capacity of over 10,200 megawatts, and natural gas distribution service. Combined, we serve 2.4 million electric and more than 900,000 natural gas customers in a 64,000 square mile area. We're the largest electric utility in Missouri and the second largest in Illinois, and we're among the nation's largest investor-owned electric or gas utility.
General information
Firm type
Corporate Investor
Year founded
1902
AUM
4500 (Altss estimate)
Location
Region
North America
Country
United States
City
St. Louis
Corporate office
1901 Chouteau Avenue, St. Louis, MO 63103, United States
Additional offices
Collinsville, IL, United States
Principals
Martin J. Lyons, Jr.
Chairman, President and CEO
Warner L. Baxter
Former Executive Chairman and CEO
Michael L. Moehn
Senior Executive Vice President and CFO
Sector focus
Frequently asked questions
Who runs investment decisions at Ameren Corporation?
Martin J. Lyons, Jr. serves as Chairman, President and CEO. Michael L. Moehn acts as Senior Executive Vice President and CFO with oversight of financial and service operations.
Does Ameren participate in fund commitments or only direct deals?
The firm executes direct ownership of power assets and limited partner commitments through its accelerator vehicle. No external fund commitments appear in the record.
What investment stages does Ameren typically target?
Activity centers on early-stage energy technology companies via the Ameren Accelerator program. Portfolio examples include seed and Series A energy startups.
Which sectors does Ameren explicitly avoid?
No explicit avoidance list is recorded. Capital deployment remains concentrated in utilities infrastructure and energy technology.
How is Ameren related to its philanthropic structures?
The Ameren Corporation Charitable Trust, established in 1944, handles community giving separate from investment operations. Focus areas include education and critical needs.
Where does the underlying capital come from?
Capital originates from the regulated utility operations of Ameren Missouri and Ameren Illinois, the two primary subsidiaries.
What is Ameren's known posture on co-investments alongside external GPs?
The firm has not disclosed a formal co-investment program with external general partners. Venture exposure occurs through its internal accelerator vehicle.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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