Washington, D.C. 20549




Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

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Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to be held on May 17, 2017, for ServiceSource International, Inc. This communication presents only an overview of the more complete proxy materials that are available to you on the internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. To view the proxy statement and annual report, go to To submit your proxy while visiting this site, you will need the 12 digit control number in the box below. Under new United States Securities and Exchange Commission rules, proxy materials do not have to be delivered on paper. Proxy materials can be distributed by making them available on the Internet. We have chosen to use these procedures for our 2017 Annual Meeting and need YOUR participation. If you want to receive a paper or e-mail copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. In order to receive a paper package in time for this year’s annual meeting, please make this request on or before May 5, 2017. Printed materials may be requested by one of the following methods: INTERNET You must use the 12 digit control number located in the shaded gray box below. TELEPHONE (866) 648-8133 *E-MAIL * If requesting material by e-mail, please send a blank e-mail with the 12 digit control number (located below) in the subject line. No other requests, instructions or other inquiries should be included with your e-mail requesting material. ACCOUNT NO. SHARES The purpose of the Annual Meeting is to take action on the following proposals: The Board of Directors recommends that you vote “FOR” the following. The Board of Directors recommends that you vote “FOR” the following. 2. Advisory vote on compensation of named executive offi cers for the year ended December 31, 2016. 3. Ratifi cation of the selection of Ernst & Young LLP as the Company’s Independent Registered Public Accounting Firm for the fi scal year ending December 31, 2017. 4. Consideration of and action on any other matters that may properly come before the meeting or any postponement or adjournment thereof. 1. Election of Class III Directors Nominees 01 Steven M. Cakebread 02 Christopher M. Carrington Date: Wednesday, May 17, 2017 Time: 9:00 a.m. (Mountain Time) Place: 717 17th St., 5th Floor, Denver, Colorado 80202 Company Notice of Annual Meeting Proxy Materials Available to View or Receive: 1. Proxy Statement 2. Annual Report For a Convenient Way to VIEW Proxy Materials _ and _ VOTE Online go to: