Attached files

file filename
EX-31.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER - NORTHWESTERN CORPex312certificationq12015.htm
EX-31.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER - NORTHWESTERN CORPex311certificationq12015.htm
EXCEL - IDEA: XBRL DOCUMENT - NORTHWESTERN CORPFinancial_Report.xls
10-Q - FORM 10-Q 3.31.15 - NORTHWESTERN CORPnwe-33115x10q.htm
EX-32.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO SECTION 906 OF THE SARBANES - NORTHWESTERN CORPex322certificationq12015.htm



EXHIBIT 32.1
CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of NorthWestern Corporation (the “Company”) on Form 10-Q for the period ended March 31, 2015, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Robert C. Rowe, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:
1)
The Report fully complies with the requirements of Sections 13(a) or 15(d) of the Securities Exchange Act of 1934; and
2)
The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

April 23, 2015
 
/s/ ROBERT C. ROWE
 
 
Robert C. Rowe
 
 
President and Chief Executive Officer