Cintas Corporation Announces Webcast for First Quarter FY2009 Results

Cintas Corporation (Nasdaq:CTAS) today announced that it will release first quarter fiscal year 2009 results on Thursday, September 18, 2008 after the market closes. The Company will conduct a conference call to address the financial results. A live webcast of the call will be available to individual investors and the public beginning at 5:00 p.m., Eastern Time, on Thursday, September 18, 2008.

The webcast will be available at www.Cintas.com (click on the webcast icon and then follow instructions). For those unable to listen to the live webcast, a replay will be available on the Company's web site beginning approximately two hours after the completion of the live call and will remain available for two weeks.

System requirements for the webcast are as follows:

Microsoft’s Windows Media, downloaded free from
http://www.windowsmedia.com/download/download.asp

Headquartered in Cincinnati, Cintas Corporation provides highly specialized services to businesses of all types throughout North America. Cintas designs, manufactures and implements corporate identity uniform programs, and provides entrance mats, restroom supplies, promotional products, first aid and safety products, fire protection services and document management services for approximately 800,000 businesses. Cintas is a publicly held company traded over the Nasdaq Global Select Market under the symbol CTAS, a Nasdaq-100 company, and a component of the Standard & Poor’s 500 Index.

Questions concerning the webcast or conference call should be directed to:

Judy Girty

(513) 573-4915

girtyj@cintas.com