EX-32.1 6 d270674dex321.htm SECTION 906 CEO CERTIFICATION

Exhibit 32.1

CERTIFICATION PURSUANT TO

18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with this Annual Report of Integrated Electrical Services, Inc. (the “Company”) on Form 10-K for the period ending September 30, 2011 (the “Report”), I, James M. Lindstrom, President and Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

| (1) | The Report fully complies with the requirements of section 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.

Date: December 20, 2011 |  |  |  | By: |  | /s/ JAMES M. LINDSTROM
|  |  |  |  |  | James M. Lindstrom
|  |  |  |  |  | President and Chief Executive Officer