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<TITLE>Core Laboratories N.V. Form 8-K </TITLE>
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<B><FONT SIZE=4><P ALIGN="CENTER">UNITED STATES</P>
<P ALIGN="CENTER">SECURITIES AND EXCHANGE COMMISSION</P>
</FONT><FONT SIZE=2><P ALIGN="CENTER">Washington, D.C. 20549</P>
</B><P ALIGN="CENTER">________________</P>
</FONT><B><FONT SIZE=5><P ALIGN="CENTER">FORM 8-K</P></B></FONT>
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<FONT SIZE=2><P>CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934</FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">Date of report and date of earliest event reported:<B> March 20, 2008</B></FONT></TD>
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<P>&nbsp;</P>
</FONT><B><FONT FACE="Times" SIZE=5><P ALIGN="CENTER">CORE LABORATORIES N.V.</P>
</B></FONT><FONT SIZE=2><P ALIGN="CENTER">(Exact name of registrant as specified in its charter)</P>
<B><P ALIGN="CENTER">001-14273<BR>
</B>(Commission File Number)</P></FONT>
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<B><FONT SIZE=2><P ALIGN="CENTER">The Netherlands</B></FONT></TD>
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<B><FONT SIZE=2><P ALIGN="CENTER">Not Applicable</B></FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">(State or other jurisdiction of incorporation or organization)</FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">(I.R.S. Employer Identification No.)</FONT></TD>
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<B><FONT SIZE=2><P ALIGN="CENTER">Herengracht 424</B></FONT></TD>
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<B><FONT SIZE=2><P ALIGN="CENTER">1017 BZ Amsterdam</B></FONT></TD>
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<B><FONT SIZE=2><P ALIGN="CENTER">The Netherlands</B></FONT></TD>
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<B><FONT SIZE=2><P ALIGN="CENTER">Not Applicable</B></FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">(Address of principal executive offices)</FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">(Zip Code)</FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">Registrant's telephone number, including area code: <B>(31-20) 420-3191</P>
</B><P ALIGN="CENTER">&nbsp;</P>
<P>Check the appropriate below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: </P></FONT>
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<FONT SIZE=2><P>Written communications pursuant to Rule&nbsp;425 under the Securities Act (17 CFR 230.425)</FONT></TD>
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<FONT SIZE=2><P>Soliciting material pursuant to Rule&nbsp;14a-12 under the Exchange Act (17 CFR 240.14a-12)</FONT></TD>
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<FONT SIZE=2><P ALIGN="CENTER">___</FONT></TD>
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<FONT SIZE=2><P>Pre-commencement communications pursuant to Rule&nbsp;14d-2(b) under the Exchange Act (17 CFR 240.14d-2 (b))</FONT></TD>
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<FONT SIZE=2><P>Pre-commencement communications pursuant to Rule&nbsp;13e-4(c) under the Exchange Act (17 CFR 240.13e-4 (c))</FONT></TD>
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<B><FONT SIZE=2><P>&nbsp;</P>
<hr><P>&nbsp;</P>
<P>Item 5.02 Entry into Material Definitive Agreement</P>
</B><P>Mr. John D. Denson notified the Company of his desire to retire and resign, effective March 31, 2008, from his position as Vice President, General Counsel and Secretary of Core Laboratories N.V. (the &quot;Company&quot;).  Mr. Denson has served in this position since 1994.  Following his resignation, Mr. Denson intends to pursue opportunities toward becoming more actively involved in his church as an ordained deacon and satisfying the educational requirements necessary for such position.  He also intends to return to private legal practice<I>.</I> &nbsp;There are no disagreements between the Company and Mr. Denson that caused or contributed to his resignation.</P>
<P>Under the terms of his employment agreement and subject to compliance with Section 409A of the Internal Revenue Code, Mr. Denson is entitled to receive cash compensation equal to $877,400 as part of his severance with the Company. In addition, he will be paid a final year-end cash bonus of $175,500.</P>
<P>Effective March 31, 2008 our Vice General Counsel, Mr. Mark F. Elvig will become the Company's Vice President, General Counsel and Secretary.</P>
<P>&nbsp;</P>
<hr>
<B><P>&nbsp;</P>
<P ALIGN="CENTER">SIGNATURES</P>
</B><P>Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</P></FONT>
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<FONT SIZE=2><P>Core Laboratories N.V.</FONT></TD>
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<FONT SIZE=2><P>Dated:  March 20, 2008</FONT></TD>
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<FONT SIZE=2><P>By</FONT></TD>
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<FONT SIZE=2><P> /s/ Richard L. Bergmark</FONT></TD>
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<FONT SIZE=2><P>Richard L. Bergmark</FONT></TD>
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<FONT SIZE=2><P>Chief Financial Officer</FONT></TD>
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Core Laboratories N.V. Form 8-K
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
________________
FORM 8-K
CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
Date of report and date of earliest event reported:
March 20, 2008
CORE LABORATORIES N.V.
(Exact name of registrant as specified in its charter)
001-14273
(Commission File Number)
The Netherlands
Not Applicable
(State or other jurisdiction of incorporation or organization)
(I.R.S. Employer Identification No.)
Herengracht 424
1017 BZ Amsterdam
The Netherlands
Not Applicable
(Address of principal executive offices)
(Zip Code)
Registrant's telephone number, including area code:
(31-20) 420-3191
Check the appropriate below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
___
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
___
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
___
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2 (b))
___
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4 (c))
Item 5.02 Entry into Material Definitive Agreement
Mr. John D. Denson notified the Company of his desire to retire and resign, effective March 31, 2008, from his position as Vice President, General Counsel and Secretary of Core Laboratories N.V. (the "Company").  Mr. Denson has served in this position since 1994.  Following his resignation, Mr. Denson intends to pursue opportunities toward becoming more actively involved in his church as an ordained deacon and satisfying the educational requirements necessary for such position.  He also intends to return to private legal practice
.
There are no disagreements between the Company and Mr. Denson that caused or contributed to his resignation.
Under the terms of his employment agreement and subject to compliance with Section 409A of the Internal Revenue Code, Mr. Denson is entitled to receive cash compensation equal to $877,400 as part of his severance with the Company. In addition, he will be paid a final year-end cash bonus of $175,500.
Effective March 31, 2008 our Vice General Counsel, Mr. Mark F. Elvig will become the Company's Vice President, General Counsel and Secretary.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
Core Laboratories N.V.
Dated:  March 20, 2008
By
/s/ Richard L. Bergmark
Richard L. Bergmark
Chief Financial Officer