Attached files

file filename
EXCEL - IDEA: XBRL DOCUMENT - Zendesk, Inc.Financial_Report.xls
S-1/A - S-1/A - Zendesk, Inc.d880282ds1a.htm
EX-5.1 - EX-5.1 - Zendesk, Inc.d880282dex51.htm
EX-1.1 - EX-1.1 - Zendesk, Inc.d880282dex11.htm

Exhibit 23.1

Consent of Ernst & Young LLP, Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” and to the use of our report dated February 17, 2015, in Amendment No. 1 to the Registration Statement (Form S-1 No. 333-202621) and related Prospectus of Zendesk, Inc. for the registration of shares of its common stock.

/s/ Ernst & Young LLP            

Redwood City, California

March 16, 2015