CHICAGO, IL -- (Marketwire) -- 05/10/12 -- The Board of Directors of Integrys Energy Group, Inc. (NYSE: TEG) has declared a quarterly dividend of $0.68 per share on common stock, payable on June 20, 2012, to shareholders of record May 31, 2012. With this payment, Integrys Energy Group will now have paid a dividend to its shareholders for 72 consecutive years.

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 operating in Wisconsin, Michigan, Minnesota, and Illinois), and nonregulated energy operations.

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

Steven P. Eschbach, CFA
Vice President - Investor Relations
Integrys Energy Group, Inc.
(312) 228-5408

Source: Integrys Energy Group