Attached files

file filename
EX-21 - SUBSIDIARIES OF THE COMPANY - CECO ENVIRONMENTAL CORPdex21.htm
EX-31.1 - RULE 13A-14(A)/15D-14(A) CERTIFICATION BY CHIEF EXECUTIVE OFFICER - CECO ENVIRONMENTAL CORPdex311.htm
EX-31.2 - RULE 13A-14(A)/15D-14(A) CERTIFICATION BY CHIEF FINANCIAL OFFICER - CECO ENVIRONMENTAL CORPdex312.htm
EX-32.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER (18 U.S. SECTION 1350) - CECO ENVIRONMENTAL CORPdex322.htm
EX-32.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER (18 U.S. SECTION 1350) - CECO ENVIRONMENTAL CORPdex321.htm
EX-10.13 - FORM OF NON-STATUTORY OPTION AGREEMENT - CECO ENVIRONMENTAL CORPdex1013.htm
EX-10.24 - AMENDED AND RESTATED CREDIT AGREEMENT - CECO ENVIRONMENTAL CORPdex1024.htm
EX-10.12 - FORM OF INCENTIVE OPTION AGREEMENT - CECO ENVIRONMENTAL CORPdex1012.htm
10-K - FORM 10-K - CECO ENVIRONMENTAL CORPd10k.htm

EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED

PUBLIC ACCOUNTING FIRM

Board of Directors and Shareholders

CECO Environmental Corp.

Cincinnati, Ohio

We hereby consent to the incorporation by reference in Registration Statement No. 333-130294 on Form S-3 and Registration Statements Nos. 333-33270, 333-143527, and 333-159948 on Forms S-8 of our report dated March 15, 2011, relating to the consolidated financial statements of CECO Environmental Corp., which appears in this Form 10-K.

/s/ BDO USA, LLP

Chicago, Illinois

March 15, 2011