ALLETE to announce second quarter financial results August 4

DULUTH, Minn.-ALLETE, Inc. (NYSE:ALE) will announce its financial results for the second quarter of 2010 before the stock markets open on Wednesday, August 4, 2010.

Following the release, ALLETE President and Chief Executive Officer Alan R. Hodnik and Chief Financial Officer Mark A. Schober will present an overview of results for the second quarter of 2010 during a conference call beginning at 10 a.m. Eastern time.

Interested parties may listen to the conference by calling (678) 224-7717 or by listening to a Web cast on ALLETE's Web site, www.allete.com.

ALLETE's corporate headquarters are located in Duluth, Minnesota. More information about the company is available at www.allete.com.

Investor Contact:
Tim Thorp
218-723-3953
tthorp@allete.com