Zendesk Announces Date of Fourth Quarter and Full Fiscal Year 2017 Financial Results

January 10, 2018

SAN FRANCISCO – January 10, 2018 – Zendesk, Inc. (NYSE: ZEN) today announced that it will release financial results for the fourth fiscal quarter and full fiscal year ended December 31, 2017 following the close of the U.S. markets on Tuesday, February 6, 2018. In conjunction with its earnings press release, the company will post a detailed shareholder letter to its Investor Relations website https://investor.zendesk.com.

Zendesk will host a conference call to answer questions at 2:00 p.m. Pacific Time, 5:00 p.m. Eastern Time, on Tuesday, February 6, 2018.  A live webcast of the conference call will be available at https://investor.zendesk.com. The conference call can also be accessed by dialing 833-287-0801, or +1 647-689-4460 (outside the U.S. and Canada). The conference ID is 2747839.  A replay of the call via webcast will be available at https://investor.zendesk.com or by dialing 800-585-8367 or +1 416-621-4642 (outside the U.S. and Canada) and entering passcode 2747839. The dial-in replay will be available until the end of day February 8, 2018. The webcast replay will be available for 12 months.

About Zendesk

Zendesk builds software for better customer relationships. It empowers organizations to improve customer engagement and better understand their customers. Approximately 114,000 paid customer accounts in over 160 countries and territories use Zendesk products. Based in San Francisco, Zendesk has operations in the United States, Europe, Asia, Australia, and South America. Learn more at www.zendesk.com.