For Immediate Release: Wednesday, August 28, 2014

Integrys Energy Group and BBIP complete transfer of UPPCO Chicago, IL - Integrys Energy Group, Inc. (NYSE: TEG) and the infrastructure equity investment fund BBIP (Balfour Beatty Infrastructure Partners LP) today closed on the sale of Upper Peninsula Power Company (UPPCO) to BBIP.

This completes the asset transfer announced in January this year. To help ensure a smooth and seamless transition, Integrys is providing a number of support services to UPPCO under an 18- month transition services agreement.
Bracewell & Giuliani LLP and Foley & Lardner LLP were primary outside legal advisors to Integrys
Energy Group in this transaction.
Rothschild Inc. served as BBIP's financial advisor for this transaction, and Baker & McKenzie LLP serves as its legal advisor. The Bank of Nova Scotia and RBC Capital Markets are jointly providing structuring and placement advice together with financing for the transaction.
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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 non-regulated energy operations. More information is available at www.integrysgroup.com.

Forward-Looking Statements

This news release contains forward-looking statements within the meaning of Section 21E of the
Securities Exchange Act of 1934. You can identify these statements by the fact that they do not relate strictly to historical or current facts and often include words such as "anticipate," "expect," "intend," and other similar words.
Forward-looking statements are beyond the ability of Integrys Energy Group or BBIP (together, The Parties) to control and, in many cases, The Parties cannot predict what factors would cause actual results to differ materially from those indicated by forward-looking statements. Please see Integrys Energy Group's periodic reports filed with the Securities and Exchange Commission (including its 10-K and 10-Qs) for a listing of certain factors that could cause actual results to differ materially from those contained in forward-looking statements.

For More Information, Contact:

For Financial information, contact: Steven P. Eschbach

Integrys Energy Group Vice President - Investor
Relations
(312) 228-5408

Integrys Media Hotline

800-977-2250

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