To listen to the presentation on the Web

Go to http://www.wisconsinenergy.com/. Click on the link for the "Second Quarter Earnings Release and Conference Call" and select "webcast audio" up to 15 minutes before 1 p.m. Central time.

A packet of detailed financial information will be available on the Wisconsin Energy Web site at 6 a.m. Central time on July 30, 2009.

To listen to the presentation on the telephone

United States: Dial toll free 877-719-9799 up to 15 minutes before 1 p.m. Central time. A replay of the audio portion of the presentation will be available approximately two hours following the conclusion of the presentation and will be accessible through Aug. 5, 2009, at 888-203-1112. The confirmation code for both the live call and the replay is 3260348.

International: Dial 719-325-4748 up to 15 minutes before 1 p.m. Central time. A replay of the audio portion of the presentation will be available approximately two hours following the conclusion of the presentation and will be accessible through Aug. 5, 2009, at 719-457-0820. The confirmation code for both the live call and the replay is 3260348.

Wisconsin Energy Corporation , based in Milwaukee, is one of the nation's premier energy companies, serving more than 1.1 million electric customers in Wisconsin and Michigan's Upper Peninsula and more than 1 million natural gas customers in Wisconsin. The company's principal utilities are We Energies and Edison Sault Electric. The company's other major subsidiary, We Power, designs, builds and owns electric generating plants.

Wisconsin Energy Corporation (http://www.wisconsinenergy.com/), a component of the S&P 500, has more than $12 billion of assets, approximately 5,000 employees and 48,000 stockholders of record.

Wisconsin Energy Corporation

CONTACT: Media, Rick James, +1-414-221-4444, or analysts, Colleen F.Henderson, CFA, +1-414-221-2592, colleen.henderson@wisconsinenergy.com, bothof Wisconsin Energy Corporation

Web Site: http://www.wisconsinenergy.com/

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