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Company Information

We are proud to be a Midwest energy company that provides electric and natural gas services to our customers and communities throughout Iowa, Wisconsin and Minnesota.

Alliant Energy Corporation is an energy holding company. Providing Midwest utility customers with safe and reliable electric and natural gas services is our top priority.

Our corporate headquarters are located in Madison, Wisconsin. General offices are located in Cedar Rapids and Dubuque, Iowa; utility operation facilities are located in communities throughout our utility service territory in Iowa, Minnesota and Wisconsin.

Alliant Energy Corporate stock is traded on the New York Stock Exchange under the ticker LNT.

Our utility operations provide electricity and natural gas to more than 1.4 million customers in Iowa, Minnesota and Wisconsin.

We currently have nearly 3,900 employees working across our service territory.

Honesty and integrity have always been important to Alliant Energy, and we're proud to be a company that values ethical behavior.

Review our Alliant Energy Code of Conduct

Read our Corporate Governance disclosures