Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - SIGMATRON INTERNATIONAL INCFinancial_Report.xls
10-K - FORM 10-K - SIGMATRON INTERNATIONAL INCd364598d10k.htm
EX-32.1 - SECTION 906 CEO CERTIFICATION - SIGMATRON INTERNATIONAL INCd364598dex321.htm
EX-31.1 - SECTION 302 CEO CERTIFICATION - SIGMATRON INTERNATIONAL INCd364598dex311.htm
EX-32.2 - SECTION 906 CFO CERTIFICATION - SIGMATRON INTERNATIONAL INCd364598dex322.htm
EX-31.2 - SECTION 302 CFO CERTIFICATION - SIGMATRON INTERNATIONAL INCd364598dex312.htm

EXHIBIT 23.1

Consent of Independent Registered Public Accounting Firm

Board of Directors and Stockholders

SigmaTron International, Inc.

Elk Grove Village, Illinois

We hereby consent to the incorporation by reference in the Registration Statement on Form S­8 (No. 333-166210) of SigmaTron International, Inc. of our report dated August 14, 2012, relating to the consolidated financial statements, which appears in this Form 10-K.

/s/ BDO USA, LLP

Chicago, Illinois

August 14, 2012