Castlight Health Conference Call to Review Third Quarter 2016 Results Scheduled for November 2 at 2 p.m. PT

October 13, 2016

SAN FRANCISCO, CA— Castlight Health, Inc. (NYSE: CSLT), a leading health benefits platform provider, today announced that it has scheduled a conference call to review its third quarter 2016 results (ended September 30, 2016) for Wednesday, November 2, 2016 at 2:00 p.m. Pacific Time (5:00 p.m. Eastern Time).

To listen to the conference call live, dial (866) 393-4306. The conference ID number is 94707357. Please dial in at least five minutes before the scheduled start time. A live webcast can be accessed at in the Investor Relations section.

A replay of the call will be available, beginning at approximately 5:00 p.m. Pacific Time on November 2, 2016 for one week, at (855) 859-2056, and archived via webcast at The replay access code is 94707357.

A press release highlighting the company’s results will be issued in advance of the conference call and will be accessible in the Investor Relations section.

About Castlight Health

Our mission is to empower people to make the best choices for their health and to help companies make the most of their health benefits. We offer a health benefits platform that engages employees to make better healthcare decisions and can guide them to the right program, care, and provider. The platform also enables benefit leaders to communicate and measure their programs while driving employee engagement with targeted, relevant communications. Castlight has partnered with enterprise customers, spanning millions of lives, to improve healthcare outcomes, lower costs, and increase benefits satisfaction.

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Copyright 2016 Castlight Health, Inc. Castlight Health® is the registered trademark of Castlight Health, Inc. Other company and product names may be trademarks of the respective companies with which they are associated.