AILLPAmeren Illinois Company

About Ameren Illinois Company (AILLP)

Ameren Illinois Company (AILLP) is a N/A company headquartered in Collinsville, IL, United States whose shares trade over-the-counter on the Pink tier.

Ameren Illinois is a regulated electric and natural gas utility that delivers energy to 1.2 million electric and 812,000 natural gas customers in central and southern Illinois. Headquartered in Collinsville, the Ameren Illinois service territory includes more than 1,200 communities and covers approximately 43,700 square miles. The company's complex energy delivery system is comprised of 4,500 miles of electric transmission lines, 45,400 miles of distribution lines, 18,000 miles of natural gas transmission and distribution mains, and 12 underground natural gas storage fields.

AILLP key facts

Ticker symbol

AILLP

Market tier

Pink

Headquarters

Collinsville, IL, United States

Country of incorporation

US

Year of incorporation

2010

Estimated market cap

$9.49M (as of Apr 15, 2025)

Shares outstanding

144,275

Reporting standard

U.S. Reporting: SEC Reporting

Audit status

Audited

Fiscal year end

12/31

Ameren Illinois Company leadership

• Richard J. Mark — President
• Martin J. Lyons, Jr. — CFO

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