EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        R. A.
        Bemis
 Richard
        A.
        Bemis
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Albert J.
        Budney, Jr.
 Albert
        J. Budney,
        Jr.
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Ellen
        Carnahan
 Ellen
        Carnahan
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Robert C.
        Gallagher
 Robert
        C.
        Gallagher
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Kathryn M.
        Hasselblad-Pascale
 Kathryn
        M.
        Hasselblad-Pascale
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        James L.
        Kemerling
 James
        L.
        Kemerling
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        J. C.
        Meng
 John
        C.
        Meng
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        William F.
        Protz, Jr.
 William
        F. Protz,
        Jr.
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        INTEGRYS
        ENERGY GROUP, INC., a Wisconsin corporation, will file on or before the due
        date
        of March 1, 2007 with the Securities and Exchange Commission, under the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Integrys Energy Group, Inc.;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Larry L.
        Weyers
 Larry
        L.
        Weyers
 Director




EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        WISCONSIN
        PUBLIC SERVICE CORPORATION, a Wisconsin corporation, will file on or before
        the
        due date of March 1, 2007 with the Securities and Exchange Commission, under
        the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Wisconsin Public Service Corporation;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Lawrence T.
        Borgard
 Lawrence
        T.
        Borgard
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        WISCONSIN
        PUBLIC SERVICE CORPORATION, a Wisconsin corporation, will file on or before
        the
        due date of March 1, 2007 with the Securities and Exchange Commission, under
        the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Wisconsin Public Service Corporation;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Thomas P.
        Meinz
 Thomas
        P.
        Meinz
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        WISCONSIN
        PUBLIC SERVICE CORPORATION, a Wisconsin corporation, will file on or before
        the
        due date of March 1, 2007 with the Securities and Exchange Commission, under
        the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Wisconsin Public Service Corporation;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Phillip M.
        Mikulsky
 Phillip
        M.
        Mikulsky
 Director
  
  
 
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        WISCONSIN
        PUBLIC SERVICE CORPORATION, a Wisconsin corporation, will file on or before
        the
        due date of March 1, 2007 with the Securities and Exchange Commission, under
        the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Wisconsin Public Service Corporation;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Joseph P.
        O'Leary
 Joseph
        P.
        O'Leary
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        WISCONSIN
        PUBLIC SERVICE CORPORATION, a Wisconsin corporation, will file on or before
        the
        due date of March 1, 2007 with the Securities and Exchange Commission, under
        the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Wisconsin Public Service Corporation;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Charles A.
        Schrock
 Charles
        A.
        Schrock
 Director
  
  
 EXHIBIT
        24
 
 
 
 
 
 
 POWER
        OF
        ATTORNEY
 
 
 WHEREAS,
        WISCONSIN
        PUBLIC SERVICE CORPORATION, a Wisconsin corporation, will file on or before
        the
        due date of March 1, 2007 with the Securities and Exchange Commission, under
        the
        provisions of the Securities Exchange Act of 1934, an annual report on Form
        10-K, and
 
 WHEREAS,
        the
        undersigned is a Director of Wisconsin Public Service Corporation;
 
 NOW,
        THEREFORE, the
        undersigned hereby constitutes and appoints Larry L. Weyers,
        Joseph P. O'Leary, Bradley A. Johnson, Diane L. Ford, and Peter H.
        Kauffman or any one of them, as attorney, with full power to act for the
        undersigned and in the name, place and stead of the undersigned, to sign
        the
        name of the undersigned as Director to said annual report on Form 10-K and
        any
        and all amendments to said annual report, hereby ratifying and confirming
        all
        that said attorney may or shall lawfully do or cause to be done by virtue
        hereof.
 
 IN
        WITNESS WHEREOF, the undersigned has executed this document this 28th day of February ,
        2007.
 
 
 
 
 
 
 
 
 /s/
        Larry L.
        Weyers
 Larry
        L.
        Weyers
 Director