INDEX TO EXHIBITS Exhibit No. Exhibit Title Incorporated by Reference  from the Following Documents 3.1 Articles of Association of the Company, as amended on May 16, 2012 (including English translation) Form 10-K, February 19, 2013  (File No. 001-14273) 4.1 Form of certificate representing Common Shares Form 10-K, March 31, 1999 (File No. 001-14273) 4.2 Purchase Agreement, dated October 31, 2006, among Core Laboratories LP, Core  Laboratories N.V., Lehman Brothers Inc. and Banc of America Securities LLC Form 8-K, November 6, 2006  (File No. 001-14273) 4.3 Indenture, dated November 6, 2006, among Core Laboratories LP, as Issuer, Core  Laboratories N.V., as guarantor, and Wells Fargo Bank, National Association, as  trustee, including the form of 0.25% Senior Exchangeable Notes due 2011 Form 8-K, November 6, 2006  (File No. 001-14273) 4.4 Registration Rights Agreement, dated as of November 6, 2006, among Core  Laboratories LP, Core Laboratories N.V., Lehman Brothers Inc. and Banc of  America Securities LLC Form 8-K, November 6, 2006  (File No. 001-14273) 10.1 Core Laboratories N.V. 1995 Long-Term Incentive Plan (as amended and restated effective as of May 29, 1997) Proxy Statement dated April 28,  1997 for Annual Meeting of  Shareholders (File No. 000-26710) 10.2 First Amendment to Core Laboratories N.V. 1995 Long-Term Incentive Plan (as amended and restated effective as of May 29, 1997) Form 10-K, March 15, 2001 (File No. 001-14273) 10.3 Amendment to Core Laboratories N.V. 1995 Long-Term Incentive Plan (as amended and restated effective as of May 29, 1997) Form 10-Q, May 15, 2003 (File No. 001-14273) 10.4 Form of Indemnification Agreement to be entered into by the Company and certain of its directors and officers Form F-1, September 1, 1995  (File No. 000-26710) 10.5 Core Laboratories Supplemental Executive Retirement Plan effective as of January 1, 1998 1 Form 10-K, March 31, 1998 (File No. 000-26710) 10.6 Amendment to Core Laboratories Supplemental Executive Retirement Plan filed  January 1, 1998, effective July 29, 1999 1 Form 10-Q, August 16, 1999 (File No. 001-14273) 10.7 Core Laboratories Supplemental Executive Retirement Plan for Monty L. Davis  effective January 1, 1999 1 Form 10-Q, August 16, 1999 (File No. 001-14273) 10.8 Amendment to Core Laboratories Supplemental Executive Retirement Plan 1 Form 10-Q, May 15, 2003 (File No. 001-14273) 10.9 Amendment to Core Laboratories Supplemental Executive Retirement Plan dated  as of March 5, 2008 1 Form 10-Q, May 12, 2008 (File No. 001-14273) 10.10 Amendment to Core Laboratories Supplemental Executive Retirement Plan for  Monty L. Davis dated as of March 5, 2008 1 Form 10-Q, May 12, 2008 (File No. 001-14273) 10.11 Non-Employee Director Compensation Summary Form 10-K, February 22, 2008  (File No. 001-14273) 10.12 Core Laboratories N.V. 2006 Nonemployee Director Stock Incentive Plan Proxy Statement dated May 17,  2006 for Annual Meeting of  Shareholders (File No. 001-14273) 64