Core Laboratories : Lab Reports Additional Share Repurchases

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FOR IMMEDIATE RELEASE

CORE LAB REPORTS ADDITIONAL SHARE REPURCHASES

AMSTERDAM (27 January 2020) - Core Laboratories N.V. (NYSE: "CLB US" and Euronext

Amsterdam: "CLB NA") ("Core Lab" or the "Company") repurchased a total of 20,000 of its common shares during the period beginning Thursday, 16 January 2020, through January 24, 2020 at an average price stated in USD of $40.17 per share.

Prior this repurchase, Core Lab last repurchased shares on the open market during the week of Monday, 5 February 2018, through Wednesday, 14 February 2018. On 30 December 2019, the Company announced that it was reducing its quarterly dividend and that such reduction would allow it more latitude to resume share repurchases and/or to pay down outstanding debt. Decisions about the timing and amount of any future purchases will be upon a number of relevant issues, including the Company's financial position, earnings, earnings outlook, capital expenditure plans and other relevant factors at the time

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 region in the world.

For more information contact:

Gwen Y. Schreffler - SVP Corporate Development and Investor Relations, [phone] [e-mail]

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