UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

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WABCO Holdings Inc.

(Name of registrant as specified in its charter)

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*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to Be Held on May 24, 2018. WABCO HOLDINGS INC. Meeting Information Meeting Type: Annual Meeting For holders as of: March 29, 2018 Date: May 24, 2018 Time: 10:00 A.M. EDT Location: McDermott Will & Emery LLP 340 Madison Avenue New York, NY 10173-1922 WABCO HOLDINGS INC. 2770 RESEARCH DRIVE ROCHESTER HILLS, MI 48309-3511 You are receiving this communication because you hold shares in the company named above. 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 proxy the materials reverse and side voting of this instructions notice to obtain. 43003-P06051

Before You Vote How to Access the Proxy Materials Proxy Materials Available to VIEW or RECEIVE: NOTICE AND PROXY STATEMENT ANNUAL REPORT How to View Online: Have the information that is printed in the box marked by the arrowï§XXXX XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:    1) BY INTERNET: www.proxyvote.com    2) BY TELEPHONE: 1-800-579-1639    3) BY E-MAIL*: sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrowï§XXXX XXXX XXXX XXXX (located on the following page) in the subject line. Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 10, 2018 to facilitate timely delivery. How To Vote Please Choose One of the Following Voting Methods Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked    by the arrow ï§XXXX XXXX XXXX XXXX (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. E43004-P06051

Voting Items The Board of Directors recommends you vote FOR the following: 1. Election of Directors Nominees: 01) Jean-Paul L. Montupet 02) D. Nick Reilly 03) Michael T. Smith The Board of Directors recommends you vote FOR proposals 2, 3 and 4. 2. Ratify the selection of Ernst & Young Bedrijfsrevisoren BCVBA/Reviseurs d’Entreprises SCCRL as the Company’s independent registered public accounting firm for the year ending December 31, 2018. 3. Approve, on an advisory basis, the compensation paid to the Company’s named executive officers (“Say-on-Pay”). 4. Approve the Amended and Restated 2009 Omnibus Incentive Plan. NOTE: In their discretion, the proxies are authorized to vote upon such other matters that may properly come before the meeting and any adjournments or postponements thereof. THIS IS NOT A PROXY CARD. To vote these shares on a proxy card, you must request that a paper copy of the proxy materials be mailed to you by following the instructions in this notice. E43005-P06051

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