SPAR GROUP, INC.

                                                                    EXHIBIT 32.1

              CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the quarterly  report on Form 10-Q for the three month period
ended March 31, 2005 (this "report"),  of SPAR Group,  Inc. (the  "registrant"),
the undersigned hereby certifies that, to his knowledge:

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 registrant.



                                /s/ Robert G. Brown
                                ------------------------------------------------
                                Robert G. Brown
                                Chairman, President and Chief Executive Officer

                                May 18, 2005

A SIGNED  ORIGINAL OF THIS  WRITTEN  STATEMENT  REQUIRED BY SECTION 906 HAS BEEN
PROVIDED TO SPAR GROUP,  INC.  AND WILL BE  RETAINED  BY SPAR GROUP,  INC.,  AND
FURNISHED TO THE SECURITIES AND EXCHANGE COMMISSION OR ITS STAFF UPON REQUEST.





                                      Ex-3