Insights

Scale and market Ameren is a Fortune 500 utility with large scale operations across Illinois and Missouri, serving 2.4 million electric and 900,000 natural gas customers. This presents opportunities for enterprise-grade energy management, grid modernization solutions, and customer engagement platforms to support around-the-clock reliability and efficiency.

Digital backbone With tech stack including SAS, Red Hat OpenShift, GitHub, Hyperion, Google Workspace, Workday, SailPoint, and MuleSoft, Ameren demonstrates a mature, integrated IT environment open to modernization, data analytics, cloud-native solutions, identity governance, and API-driven service integrations.

Financing moves Recent issuance of junior subordinated notes and active institutional investment from pension funds indicate ongoing capital projects and financing flexibility, creating openings for financial tech services, project financing platforms, and risk management tools tailored to utility capital programs.

Sustainability focus As a major utility with generating capacity and distribution responsibilities, Ameren’s scale implies potential demand for renewables integration, grid resilience, energy storage optimization, and sustainability reporting solutions to support regulatory and stakeholder expectations.

Strategic partners Active interest from large institutional investors and comparisons with peers highlight opportunities to position through partnerships in asset management, performance analytics, regulatory compliance, and cybersecurity services to safeguard critical infrastructure.

Similar companies to Ameren

Ameren Tech Stack

Ameren uses 8 technology products and services including SAS, Red Hat OpenShift, GitHub, and more. Explore Ameren's tech stack below.

Media & News

Ameren's Email Address Formats

Ameren uses at least 4 email formats:
Ameren Email FormatsExamplePercentage
FLast@ameren.comJDoe@ameren.com
91%
First_Last@ameren.comJohn_Doe@ameren.com
4%
FirstLast@ameren.comJohnDoe@ameren.com
3%
First.Last@ameren.comJohn.Doe@ameren.com
2%

Frequently Asked Questions

What is Ameren's phone number?

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You can contact Ameren's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Ameren's stock symbol?

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Ameren is a publicly traded company; the company's stock symbol is AEE.

What is Ameren's official website and social media links?

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Ameren's official website is ameren.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does Ameren generate?

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As of August 2026, Ameren's annual revenue is estimated to be $10B+.

What is Ameren's NAICS code?

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Ameren's NAICS code is 22 - Utilities.

How many employees does Ameren have currently?

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As of August 2026, Ameren has approximately 7.1K employees across 6 continents, including North America, Asia and Europe. Key team members include Chief Executive Officer: M. S., Chief Executive Officer: R. K. and Chief Executive Officer: T. B. Explore Ameren's employee directory with LeadIQ.

What industry does Ameren belong to?

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Ameren operates in the Utilities industry.

What technology does Ameren use?

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Ameren's tech stack includes SAS, Red Hat OpenShift, GitHub, Hyperion, Google Workspace, Workday, SailPoint and MuleSoft.

What is Ameren's email format?

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Ameren's email format typically follows the pattern of FLast@ameren.com. Find more Ameren email formats with LeadIQ.

How much funding has Ameren raised to date?

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As of August 2026, Ameren has raised $6.2B in funding. The last funding round occurred on Feb 23, 2026 for $350M.

When was Ameren founded?

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Ameren was founded in 1902.
Ameren logo

Ameren

UtilitiesMissouri, United States5001-10000 Employees

Ameren Corporation, headquartered in St. Louis, Missouri, is a Fortune 500 utility company serving Illinois and Missouri. It operates through Ameren Illinois, which provides electric distribution and transmission services as well as natural gas distribution, and Ameren Missouri, which provides vertically integrated electric service and natural gas distribution. Ameren Missouri has generating capacity of more than 10,200 megawatts; combined, the company serves about 2.4 million electric customers and more than 900,000 natural gas customers across roughly 64,000 square miles. The company is the largest electric utility in Missouri and the second largest in Illinois, and ranks among the nation’s largest investor-owned electric or gas utilities. Ameren employs between 5,001 and 10,000 people and is located at 1901 Chouteau Avenue, St. Louis, Missouri 63103.

Section iconCompany Overview

Phone number
Website
ameren.com
Stock Symbol
AEE
NAICS Code
22 - Utilities
Founded
1902
Employees
5001-10000

Section iconFunding & Financials

  • $6.2B

    Ameren has raised a total of $6.2B of funding over 11 rounds. Their latest funding round was raised on Feb 23, 2026 in the amount of $350M as a Post IPO Debt.

  • $10B+

    Ameren's revenue is estimated to be in the range of $10B+

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