Exhibit 13.1

CERTIFICATION

(pursuant to 18 U.S.C. Section 1350, as adopted pursuant to

Section 906 of the Sarbanes-Oxley Act of 2002)

In connection with the Annual Report on Form 20-F for the fiscal year ended November 30, 2010 of Subsea 7 S.A. (the “Company”) as filed with the U.S. Securities and Exchange Commission on the date hereof (the “Report”) and pursuant to 18 U.S.C. § 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, I, Jean P. Cahuzac, Chief Executive Officer of the Company, certify, that:

(1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

(2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

Date: March 2,2011	/s/ Jean P. Cahuzac
	Jean P. Cahuzac Chief Executive Officer