UniFirst Corporation Plans to Announce Third Quarter Results on June 29, 2011

UniFirst Corporation (NYSE: UNF) will report its Fiscal 2011 third quarter results on June 29, 2011 before the market opens. The Company will also hold a conference call at 10:00 a.m. Eastern Time on June 29, 2011 to discuss its quarterly financial results, business highlights and outlook. In addition, the Company may answer one or more questions concerning business and financial developments and trends, the Company’s view on earnings forecasts and other business and financial matters affecting the Company, some of the responses to which may contain information that has not been previously disclosed.

A simultaneous live webcast of the call will be available over the Internet at streetevents.com. To access the webcast re-play, please visit them at http://www.unifirst.com.

UniFirst Corporation is one of the largest providers of workplace uniforms, protective clothing and facility services products in North America. The company employs approximately 10,000 team partners who serve over 225,000 customer locations in 45 U.S. states, Canada and Europe from over 200 customer service, distribution, and manufacturing facilities. UniFirst Corporation is a publicly held company traded on the New York Stock Exchange under the symbol UNF and is a component of the Standard & Poor’s 600 Small Cap Index.