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Integrys Energy Group, Inc. Announces Webcast of Analyst Day

CHICAGO, IL--(Marketwired - Jul 2, 2013) - Integrys Energy Group, Inc. ( NYSE : TEG ) will webcast its New York Analyst Day presentation to be held on Wednesday, August 7, 2013, beginning at 8:00 a.m. Eastern time. The institutional investor and analyst event will include presentations by the executive management team on the Company's business operations and financial outlook, as well as Q&A sessions. Presentations will conclude at 11:30 a.m. Eastern time.

A live webcast of the event can be accessed at http://www.integrysgroup.com/investor/presentations.aspx where interested parties may also view the slide presentation. The presentation will be archived on the Company's website.

About Integrys Energy Group, Inc.

Integrys Energy Group is a diversified energy holding company with regulated natural gas and electric utility operations (serving customers in Illinois, Michigan, Minnesota, and Wisconsin), an approximate 34% equity ownership interest in American Transmission Company (a federally regulated electric transmission company), and nonregulated energy operations.

More information about Integrys Energy Group, Inc. is available online at www.integrysgroup.com.