UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of

the Securities Exchange Act of 1934 (Amendment No.           )

Filed by the Registrant x
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o	Preliminary Proxy Statement
o	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
o	Definitive Proxy Statement
x	Definitive Additional Materials
o	Soliciting Material Pursuant to §240.14a-12

Integrys Energy Group, Inc.
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
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Integrys Energy Group, Inc. Proxy Statement – Additional Materials Dated April 11, 2008

Diana S. Ferguson, who had been a class C director with a term set to expire in 2009, notified the board of directors on April 7, 2008 that she was resigning as a director from Integrys Energy Group, Inc. effective immediately.  As a result, our board of directors unanimously approved an amendment to our By-Laws that provides that the board of directors will consist of 14 directors.  This amendment will be effective upon the election of the five class B directors at this year’s annual meeting.