ALLETE to Announce Second Quarter Financial Results August 1

DULUTH, Minn.–(BUSINESS WIRE)–ALLETE Inc. (NYSE:ALE) will announce its financial results for the second quarter before the stock markets open on Thursday, August 1, 2024.

ALLETE, Inc. is an energy company headquartered in Duluth, Minnesota. In addition to its electric utilities, Minnesota Power and Superior Water, Light and Power of Wisconsin, ALLETE owns ALLETE Clean Energy, based in Duluth; BNI Energy in Bismarck, N.D.; and New Energy Equity, headquartered in Annapolis, Maryland; and has an 8% equity interest in the American Transmission Co. More information about ALLETE is available at www.allete.com.

ALE-CORP

Contacts

Investor Contact:

Vince Meyer

218-723-3952

vmeyer@allete.com