<SEC-DOCUMENT>0001564590-21-014376-index.html : 20210319
<SEC-HEADER>0001564590-21-014376.hdr.sgml : 20210319
<ACCEPTANCE-DATETIME>20210319160913
ACCESSION NUMBER:		0001564590-21-014376
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210319
DATE AS OF CHANGE:		20210319

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CORE LABORATORIES N V
		CENTRAL INDEX KEY:			0001000229
		STANDARD INDUSTRIAL CLASSIFICATION:	OIL, GAS FIELD SERVICES, NBC [1389]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			P7
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14273
		FILM NUMBER:		21758253

	BUSINESS ADDRESS:	
		STREET 1:		STRAWINSKYLAAN 913
		STREET 2:		TOWER A, LEVEL 9
		CITY:			1077 XX AMSTERDAM
		STATE:			P7
		ZIP:			1077 XX
		BUSINESS PHONE:		3124203191

	MAIL ADDRESS:	
		STREET 1:		6316 WINDFERN
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77040
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>clb-defa14a_20210519.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: clb-defa14a_20210519.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g5m0jjs4nmah000002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g5m0jjs4nmah000002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g5m0jjs4nmah000001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g5m0jjs4nmah000001.jpg

</DOCUMENT>
</SEC-DOCUMENT>