EXHIBIT 32.1

                  CERTIFICATION OF CHIEF EXECUTIVE OFFICER
     PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906
                      OF THE SARBANES-OXLEY ACT OF 2002

The certification set forth below is being submitted in connection with the
Quarterly Report of Commerce Group Corp. (the "Company") on Form 10-Q for the
third quarterly period ending December 31, 2009 (the "Report") for the
purpose of complying with Rule 13a-14(b) of the Securities Exchange Act of
1934 (the "Exchange Act") and Section 1350 of Chapter 63 of Title 18 of the
United States Code.

I, Edward A. Machulak, Chairman, President and Chief Executive Officer
of Commerce Group Corp., (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 Form 10-Q of the Company for the third quarterly period ended
     December 31, 2009, (the "Form 10-Q"), 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 Form 10-Q fairly presents, in all
     material respects, the financial condition and results of operations of
     the Company.

Date:  February 5, 2010        /s/ Edward A. Machulak
                               -----------------------------------------------
                               Edward A. Machulak
                               Chairman, President and Chief Executive Officer

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