Core Laboratories' Third Quarter 2017 Webcast At 7:30 A.M. CDT / 2:30 P.M. CEST On October 24, 2017

AMSTERDAM, Sept. 27, 2017

David Demshur, CEO, Richard Bergmark, CFO, Monty Davis, COO, and Chris Hill, CAO will discuss financial and operating results.  An earnings press release will be issued after market close on October 23^rd and may be accessed through the Company's website at www.corelab.com.

To participate in the live webcast, simply log on to www.corelab.com at least fifteen minutes prior to the start of the call.  For those who are not available to listen to the live webcast, a Podcast will be available immediately following the conference call and a replay will be available on Core's website shortly after the call which will remain on the site for 10 days.

To listen to the conference call via telephone, please contact Elizabeth Blanchard at elizabeth.blanchard@corelab.com for the dial-in number.

Core Laboratories N.V. (www.corelab.com) is a leading provider of proprietary and patented reservoir description and production enhancement services used to optimize petroleum reservoir performance.  The Company has over 70 offices in more than 50 countries and is located in every major oil-producing province in the world.