Exhibit 32.1

                    CERTIFICATION BY CHIEF EXECUTIVE OFFICER
                       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 Quarterly Report on Form 10-Q of Genesis Energy,
L.P. (the "Partnership") for the period ended June 30, 2006 (the "Report") filed
with the Securities and Exchange Commission on the date hereof, I, Mark J.
Gorman, President and Chief Executive Officer of Genesis Energy, Inc., the
general partner of the Partnership, 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 Partnership's 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 Partnership.


August 7, 2006                          /s/ Mark J. Gorman
                                        ----------------------------------------
                                        Mark J. Gorman
                                        President and Chief Executive Officer,
                                        Genesis Energy, Inc.