Alliant Energy Corporation to Issue Fourth Quarter 2009 Earnings Results and 2010 Guidance

MADISON, Wis., Feb. 3 /PRNewswire-FirstCall/ -- Alliant Energy Corporation (NYSE: LNT) has scheduled its fourth quarter and annual 2009 earnings release for Thursday, February 4, before the stock market opens.  A conference call to review the fourth quarter results and 2010 guidance is scheduled for the same day at 9:00 a.m. CT.

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Alliant Energy will webcast the event live at www.alliantenergy.com/investors.  The call is open to the public and will be hosted by Bill Harvey, Chairman, President and CEO, and Pat Kampling, Executive Vice President, CFO and Treasurer.  Individuals who would like to participate in the conference call can do so by dialing (888) 221-9591 (United States & Canada) or (913) 312-1434 (international), passcode 8244179.

A replay of the call will be available through February 11, 2010, at (888) 203-1112 (United States & Canada) or (719) 457-0820 (international).  Callers should reference passcode 8244179.  An archive of the webcast will also be available on the company's website at www.alliantenergy.com/investors.

Alliant Energy Corporation is an energy-services provider with subsidiaries serving approximately 1 million electric and over 400,000 natural gas customers.  Providing its customers in the Midwest with regulated electricity and natural gas service is the company's primary focus.  Alliant Energy, headquartered in Madison, Wis., is a Fortune 1000 company traded on the New York Stock Exchange under the symbol LNT.  For more information, visit the company's Web site at www.alliantenergy.com.

SOURCE Alliant Energy Corporation