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Operations and Organization

Alliant Energy truck

Alliant Energy Corporation (NYSE: LNT) is a Midwest U.S. energy company with more than $11 billion of assets. Our company is primarily engaged in electric generation and the distribution of electricity and natural gas. Alliant Energy’s utility businesses, Interstate Power and Light and Wisconsin Power and Light, serve approximately one million electric customers and 418,000 natural gas customers in Iowa, Wisconsin and Minnesota.

Headquartered in Madison, Wisconsin, with additional general offices in Cedar Rapids and Dubuque, Iowa, Alliant Energy has approximately 3,900 employees and more than 30,000 shareowners of record.


Operations at a glance

For more than 100 years, Alliant Energy and our predecessor companies have kept homes warm, lights burning and factories running across the upper Midwest and around the world.

  • Approximately 3,900 employees across the country.
  • Operating revenues of $3.2 billion (year-end 2013).
  • Total assets of more than $11.1 billion (year-end 2013).

In addition, our focus extends beyond our energy operations. Every day, we demonstrate our commitment to community involvement.

How we're organized

Alliant Energy's utility operations serve about 1.4 million customers in Iowa, Minnesota and Wisconsin. Our service territory covers 69,000 square miles in the heartland of America and includes 9,700 miles of electric transmission lines and more than 9,000 miles of natural gas main.

We maintain a strong fleet of fossil fuel and renewable generating facilities across the upper Midwest, generating more than 30 million megawatt hours of electricity each year.

Utility business
Interstate Power and Light Company (IPL) and Wisconsin Power and Light Company (WPL) are Alliant Energy’s two utility subsidiaries. As the primary targets of our future capital investments, the utilities also represent our growth platform. The strategic plan for Alliant Energy’s utility operations is concentrated on:

Non-regulated businesses
Alliant Energy Resources is the parent company of Alliant Energy’s non-regulated businesses. The strategic plan for Alliant Energy’s non-regulated operations involves maintaining a portfolio of businesses that are accretive to earnings but not significant users of capital.

Learn more about our non-regulated businesses

Support services
Alliant Energy Corporate Services, Inc. supports the company with traditional administrative functions including strategy, accounting, communications, legal, regulatory, information technology, environmental and safety management and more.

2013 Annual Report

2013 Annual Report Cover

2013 was a terrific year for our company!

We accomplished key goals for our customers, our generating fleet and you, our investors. We made great progress in our stewardship of the environment and continued service to our communities. Our Board of Directors raised our annual dividend target to $2.04 per share, effective with this year’s February payment. This represents an increase of 9% over the previous annual rate.  In addition to our ongoing dividend performance, Alliant Energy has provided long-term stock growth. We produced an average total return of over 120% over the five-year period ending December 31, 2013.

As we look ahead, we remain focused on providing our customers with safe and reliable energy, transforming our generating fleet and utilizing natural resources wisely.

Learn more about our company, 2013 accomplishments and financial results.