*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Annual Meeting of Shareholders to Be Held on October 29, 2019. Meeting Information CINTAS CORPORATION Meeting Type: Annual Meeting For holders as of: September 4, 2019 Date: October 29, 2019 Time: 10:00 A.M. EDT Location: Meeting live via the Internet-please visit www.virtualshareholdermeeting.com/CTAS2019. The company will be hosting the meeting live via the Internet this year. To attend the meeting via the Internet please visit www.virtualshareholdermeeting.com/CTAS2019 and be sure to have the information that is printed in the box marked by the arrow  XXXX XXXX XXXX XXXX (located on the following page). CINTAS CORPORATION 6800 CINTAS BOULEVARD You are receiving this communication because you hold shares in P.O. BOX 625737 the company named above. CINCINNATI, OH 45262-5737 ATTN: LEISHA SMITH This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. See the reverse side of this notice to obtain proxy materials and voting instructions. E83664-P28238

E83665-P28238 Vote ByMail: Vote ByInternet: advisor. PleasemaketherequestasinstructedaboveonorbeforeOctober15, 2019tofacilitatetimelydelivery. Requests, instructionsand other inquiriessenttothise-mailaddress NOT beforwarded will to yourinvestment by thearrow * requesting acopy.Pleasechooseoneofthefollowingmethodstomakeyourrequest: If youwant to receive a paper or e-mailcopy of these documents, you must request one. ThereisNOcharge for How toRequestandReceiveaPAPERorE-MAILCopy: following page)andvisit: Have the information that is printed in the box marked by the arrow How toViewOnline: NOTICE ANDPROXYSTATEMENT Proxy MaterialsAvailabletoVIEWorRECEIVE: During TheMeeting: Before TheMeeting: with please sendablanke-mail If requestingmaterialsbye-mail, by thearrow Go to Go to XXXX XXXX XXXX XXXX www.virtualshareholdermeeting.com/CTAS2019. Youcanvotebymailrequestingapapercopyofthematerials,whichwillincludeproxycard. www.proxyvote.com. XXXX XXXX XXXX XXXX 3) 2) 1) BY E-MAIL* BY TELEPHONE BY INTERNET www.proxyvote.com. XXXX XXXX XXXX XXXX Please ChooseOneoftheFollowing Voting Methods : sendmaterial@proxyvote.com : How to Access theProxy Materials Havetheinformationthatisprintedinboxmarkedbyarrow (located onthefollowing page) : 1-800-579-1639 www.proxyvote.com (locatedonthefollowingpage)insubjectline. Before You Vote ANNUAL REPORT How To Vote (located onthefollowing page) Havetheinformationthatisprintedinboxmarked the informationthatisprintedinboxmarked available andfollowtheinstructions. XXXX XXXX XXXX XXXX available andfollowtheinstructions. (located on the

Voting Items The Board of Directors recommends you vote FOR each of the following nominees: The Board of Directors recommends you vote FOR 1. Election of Directors the following proposals: 1a. Gerald S. Adolph 2. To approve, on an advisory basis, named executive officer compensation. 1b. John F. Barrett 3. To ratify Ernst & Young LLP as our independent registered public accounting firm for fiscal year 2020. 1c. Melanie W. Barstad The Board of Directors recommends you vote AGAINST the following proposal: 1d. Karen L. Carnahan 4. A shareholder proposal requesting the Company provide an annual report on political contributions, 1e. Robert E. Coletti if properly presented at the meeting. 1f. Scott D. Farmer NOTE: Such other business as may properly come before the meeting or any adjournment thereof. 1g. James J. Johnson 1h. Joseph Scaminace 1i. Ronald W. Tysoe E83666-P28238

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