FIVN Five9 Inc

Five9, Inc. (NASDAQ:FIVN), a leading provider of cloud software for the enterprise contact center market, announced today that members of its management team will present at the Barclays Global Technology, Media and Telecommunications Conference at The Palace Hotel in San Francisco on Wednesday, December 9, 2015. The presentation will begin at 10:45 AM Pacific Time.

Presentation materials and the webcast of these events will be available on the investor relations section of the Company's website at http://investors.five9.com/.

About Five9

Five9 is a leading provider of cloud software for the contact center market, bringing the power of the cloud to thousands of customers and facilitating more than three billion customer interactions annually. Since 2001, Five9 has led the cloud revolution in contact centers, helping organizations transition from legacy premise-based solutions to the cloud. Five9 provides businesses with reliable, secure, compliant, and scalable cloud contact center software designed to create exceptional customer experiences, increase agent productivity and deliver tangible business results. For more information visit www.five9.com.

CONTACT: Investor Relations Contact:
         
         Barry Zwarenstein
         Chief Financial Officer
         Five9, Inc.
         925-201-2000 ext. 5959
         IR@five9.com
         
         Lisa Laukkanen
         The Blueshirt Group for Five9, Inc.
         415-217-4967
         Lisa@blueshirtgroup.com