Exhibit 32.1
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      CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO SECTION 906 OF THE
                           SARBANES-OXLEY ACT OF 2002


I,  Timothy  R.  Kasmoch, as the Chief Executive Officer of N-Viro International
Corporation,  certify  that,  to the best of my knowledge, (i) the Form 10-KSB/A
(Amendment No. 1) fully complies with the requirements of Section 13(a) or 15(d)
of the Securities Exchange Act of 1934 and (ii) the information contained in the
Form  10-KSB/A  (Amendment No. 1) fairly presents, in all material respects, the
financial  condition  and  results  of  operations  of  N-Viro  International
Corporation.


/s/ Timothy  R.  Kasmoch
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Timothy  R.  Kasmoch,  President  and  Chief  Executive  Officer
April 29,  2008