EX-23.1 5 a123116exhibit231.htm EXHIBIT 23.1

Exhibit

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Five9, Inc.:

We consent to the incorporation by reference in the registration statement (333-195037, 333-204145, and 333-209918) on Form S-8 of Five9, Inc. of our report dated February 28, 2017, with respect to the consolidated balance sheets of Five9, Inc. and subsidiaries as of December 31, 2016 and 2015, and the related consolidated statements of operations and comprehensive loss, stockholders’ equity (deficit), and cash flows for each of the years in the three-year period ended December 31, 2016, which report appears in the December 31, 2016 annual report on Form 10-K of Five9, Inc.

/s/ KPMG LLP

San Francisco, California

February 28, 2017