Koppers Holdings Inc. - FORM 10-K - EX-23.1 - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM - February 19, 2010

Attached files

file filename
10-K - FORM 10-K - Koppers Holdings Inc.d10k.htm
EX-21 - LIST OF SUBSIDIARIES OF THE COMPANY - Koppers Holdings Inc.dex21.htm
EX-4.2 - SUBSCRIPTION AGREEMENT, DATED DECEMBER 1, 2009 - Koppers Holdings Inc.dex42.htm
EX-4.1 - INDENTURE DATED AS OF DECEMBER 1, 2009 - Koppers Holdings Inc.dex41.htm
EX-12.1 - COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES - Koppers Holdings Inc.dex121.htm
EX-31.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO RULE 13A-14(A) - Koppers Holdings Inc.dex311.htm
EX-31.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO RULE 13A-14(A) - Koppers Holdings Inc.dex312.htm
EX-32.1 - CERTIFICATION OF CEO AND CFO PURSUANT TO SECTION 1350 - Koppers Holdings Inc.dex321.htm
EX-10.58 - AMENDMENT NO. 1 TO AMENDED AND RESTATED CREDIT AGREEMENT - Koppers Holdings Inc.dex1058.htm
EX-10.50 - AMENDED AND RESTATED CREDIT AGREEMENT, DATED AS OF OCTOBER 31, 2008 - Koppers Holdings Inc.dex1050.htm
EX-4.3 - EXCHANGE AND REGISTRATION RIGHTS AGREEMENT, DATED DECEMBER 1, 2009 - Koppers Holdings Inc.dex43.htm

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statement Form S-3 No. 333-160399 of Koppers Holding Inc. and in the related Prospectus for the registration of debt securities, common stock, preferred stock and warrants and in the Registration Statement Form S-8 No. 333-135449 pertaining to the Koppers Holdings Inc. 2005 Long Term Incentive Plan of our reports dated February 19, 2010, with respect to the consolidated financial statements and schedule of Koppers Holdings Inc., and the effectiveness of internal control over financial reporting of Koppers Holdings Inc., included in this Annual Report (Form 10-K) for the year ended December 31, 2009.

/s/ Ernst & Young LLP

Pittsburgh, Pennsylvania

February 19, 2010

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