EXHIBIT 23

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the Registration Statements (Form S-8 Nos. 033-63359, 333-64977, 333-66419, 333-73188, 333-101282, and 333-139670) of G&K Services, Inc. and subsidiaries of our reports dated August 26, 2009, with respect to the consolidated financial statements and schedule of G&K Services, Inc. and subsidiaries and the effectiveness of internal control over financial reporting of G&K Services, Inc. and subsidiaries, included in this Annual Report (Form 10-K) for the year ended June 27, 2009.

/s/ Ernst & Young LLP Ernst & Young LLP

Minneapolis, Minnesota
August 26, 2009