Exhibit 32.1

                                  CERTIFICATION
            PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002
             (SUBSECTIONS (a) AND (b) OF SECTION 1350, CHAPTER 63 OF
                          TITLE 18, UNITED STATES CODE)

Pursuant to section 906 of the  Sarbanes-Oxley  Act of 2002 (subsections (a) and
(b)  of  section  1350,  chapter  63 of  Title  18,  United  States  Code),  the
undersigned officers of Alternative Technology Resources,  Inc. (the "Company"),
does hereby  certify  with  respect to the Annual  Report of the Company on Form
10-K for the year ended June 30, 2003 as filed with the  Securities and Exchange
Commission (the "Form 10-K") that, to the best of their knowledge:

     (1) the Form 10-K 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-K fairly  presents,  in all
     material respects, the financial condition and results of operations of the
     Company.


Date: October 2, 2003                          /s/ Mark W. Rieger
      ---------------                          ---------------------------------
                                               Mark W. Rieger
                                               Chief Executive Officer and
                                               Chief Financial Officer
                                               (Principal Executive Officer and
                                               Financial Officer)