Illinois American Water

What Illinois American Water does

Illinois American Water is a wholly-owned regulated water and wastewater utility subsidiary of American Water Works Company, Inc. (NYSE: AWK), the largest and most geographically diversified U.S. publicly traded water and wastewater utility, founded in 1886 and headquartered in Belleville, Illinois. The company provides clean, safe, reliable, and affordable water and wastewater services to approximately 1.3 million residents across Illinois, with notable service areas including a regional water treatment plant near East St. Louis that serves more than 350,000 residents. The subsidiary also operates within a broader enterprise serving roughly 14 million people across 14 states and 18 military installations, leveraging shared corporate expertise, procurement, and infrastructure practices.

Name

Illinois American Water

Legal name

American Water Works Company, Inc.

Website

https://amwater.com

Company type

Public

Founded year

1886

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

Illinois American Water is a regulated water and wastewater utility subsidiary of American Water (NYSE: AWK), serving approximately 1.3 million Illinois residents through treatment plants, distribution mains, and the MyWater customer portal, including military installations such as Scott Air Force Base.

Ownership category

akta.pro rank

Product category

Water and Wastewater Utilities

NAICS

Water Supply and Irrigation Systems (22131), Water, Sewage and Other Systems (2213), Sewage Treatment Facilities (22132)

SIC

Water Supply (4941), Sanitary Services (4950), Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Watershed/Source Water & Raw Water Quality Monitoring (intakes, reservoirs, groundwater) (EUANAJAH)

akta.pro secondary industries

Municipal Drinking Water Treatment Chemicals (IMAEAJAA), Water Resources Administration (Watersheds, Rivers, Groundwater) (BPAIAMAE)

Keywords

• Water utility services
• Wastewater treatment
• Drinking water supply
• Regulated water utility
• Sewer service

Headquarters

HQ city

Belleville

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2C

Offering type

Services

Cost components

Infrastructure, Operations, Personnel, Technology or R&D, Marketing or Sales

Revenue model

1. Water and Wastewater Utility Services: Illinois American Water generates revenue through regulated water and wastewater utility services to approximately 1.3 million residents in Illinois. As a regulated utility, rates are established by state regulatory authorities. Revenue comes from residential, commercial, and industrial customer payments for water and wastewater services.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Illinois American Water provides regulated drinking water supply and wastewater treatment services to approximately 1.3 million residents across Illinois. The company operates water treatment facilities, maintains distribution mains, collects and treats wastewater, and bills customers under state-approved rate tariffs for residential, commercial, industrial, and government customers, including military installations such as Scott Air Force Base.

Product overview

Illinois American Water is a regulated water and wastewater utility company and subsidiary of American Water (NYSE: AWK), serving approximately 1.3 million residents across Illinois. The company offers core water treatment and distribution services, with the MyWater online customer portal as the primary digital interface for account management, bill payment, and water usage tracking. Customer assistance is provided through programs like H2O Help to Others. The parent company's American Water Charitable Foundation administers the Keep Communities Flowing Grant Program supporting environmental and community initiatives, while the Firefighter Grant Program assists local emergency services. Illinois American Water invests heavily in infrastructure, including a $157 million investment since 2019 in regional water treatment plant improvements.

Differentiator

Problem solved

Functional benefit

Brands

• MyWater: Online customer portal for managing water accounts, bill payments, and water usage tracking.

Products and services

• Water Service Regulated drinking water supply service delivered through Illinois American Water's network of treatment plants and distribution mains to residential, commercial, industrial, and government customers within its Illinois service territory.
• Wastewater (Sewer) Service Regulated wastewater collection, treatment, and disposal service for residential, commercial, and industrial customers in communities served by Illinois American Water.

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Two partnerships are on record, tiered core.

• Scott Air Force BasecoreStrategic or Co-development Partner · 4 February 2026Illinois American Water has an ongoing partnership with Scott Air Force Base that includes providing water services on base and collaborating on community initiatives. Rebecca Losli from Illinois American Water was named to the 2027 Class of Honorary Commanders at Scott Air Force Base, working closely with Col. Jeffrey A. Smith over two years to increase understanding between community leaders and the military.
• Dollar EnergycoreStrategic or Co-development PartnerIllinois American Water partners with Dollar Energy for an income-based discount program to assist customers facing financial hardships. This partnership provides eligible customers with access to utility bill assistance through Dollar Energy's network of community-based organizations.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Middlesex Water Company: Middlesex Water is a publicly traded regulated water and wastewater utility in New Jersey and Delaware. Comparable as a smaller-scale, rate-regulated water/wastewater operator with similar regulatory and infrastructure dynamics.
• California Water Service: California Water Service is a publicly traded regulated water utility serving ~2M customers across California, Hawaii, New Mexico, and Washington. Closely comparable as a geographically diverse regulated water-only utility with similar infrastructure-heavy operating model.
• Missouri American Water: Missouri American Water is a sister subsidiary of American Water serving Missouri and adjacent metro areas. Highly comparable as a same-model, parent-shared regulated utility serving a Midwestern geographic footprint that overlaps the St. Louis metro Illinois American Water also serves.
• New Jersey American Water: New Jersey American Water is a sister subsidiary of American Water providing regulated water service in New Jersey (parent's home state). Identical operating model to Illinois American Water and one of the larger subsidiaries of the same parent, useful as a peer benchmark within the American Water system.
• American States Water Company: American States Water is a publicly traded California-based regulated water utility serving ~1M people via its regulated subsidiary Golden State Water. Comparable as a rate-regulated, multi-system water utility with similar customer-segment mix.
• Indiana American Water: Indiana American Water is a sister subsidiary of American Water providing regulated water and wastewater service in Indiana. Highly comparable as a fellow state-level regulated subsidiary sharing identical operating model, governance, and balance sheet under the same parent.
• SJW Group: SJW Group is a publicly traded water utility holding company operating regulated water utilities in California, Texas, Connecticut, and Maine. Comparable as a multi-state regulated water utility with similar capex-driven rate base growth profile.
• Aqua America (Essential Utilities): Essential Utilities is a publicly traded regulated water and wastewater utility serving ~5M people across multiple states with a similar rate-regulated operating model and customer mix. Directly comparable in business model and customer base to Illinois American Water's regulated delivery model.

Broad incumbents

• Veolia North America: Veolia is a global water and environmental services company operating large municipal and industrial water/wastewater contracts in the U.S. Comparable as a water-and-wastewater operator serving municipal and industrial customers, though it operates on a much broader O&M/outsourced services model rather than a rate-regulated one.
• Suez Water (Suez North America): Suez operates regulated water and wastewater utilities along with municipal contract operations across the U.S. Comparable as a water/wastewater utility operator, although Suez's mix tilts more toward contract operations versus pure rate-regulated utility ownership.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key highlights7 records

Customer concentration

• Xtwitter.com/amwater
• YouTubeyoutube.com/user/amwatercorp
• Facebookfacebook.com/weareamericanwater
• LinkedInlinkedin.com/company/american-water
• Instagraminstagram.com/wekeeplifeflowing

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A1 record

Investments17 records

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Illinois American Water