Attached files

file filename
10-K/A - 10-K/A - SemGroup Corpa12-14837_110ka.htm
EX-23.3 - EX-23.3 - SemGroup Corpa12-14837_1ex23d3.htm
EX-31.2 - EX-31.2 - SemGroup Corpa12-14837_1ex31d2.htm
EX-23.2 - EX-23.2 - SemGroup Corpa12-14837_1ex23d2.htm
EX-32.2 - EX-32.2 - SemGroup Corpa12-14837_1ex32d2.htm
EX-31.1 - EX-31.1 - SemGroup Corpa12-14837_1ex31d1.htm
EX-99.2 - EX-99.2 - SemGroup Corpa12-14837_1ex99d2.htm

EXHIBIT 32.1

 

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 of SemGroup Corporation (the “Company”) on Form 10-K/A (Amendment No. 2) for the year ended December 31, 2011, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Norman J. Szydlowski, President and Chief Executive Officer of the Company, hereby certify pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

 

1.               The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; 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: June 21, 2012

 

 

 

By:

/s/ Norman J. Szydlowski

 

Norman J. Szydlowski

 

President and Chief Executive Officer