Exhibit 31.1
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                                  CERTIFICATION

I,  Timothy  R.  Kasmoch,  President  and Chief Executive Officer, certify that:

1.     I  have  reviewed  this  annual report on Form 10-KSB, as amended by Form
10-KSB/A  (Amendment  No.  1),  of  N-Viro  International  Corporation;

2.     Based on my knowledge, this annual report does not contain any untrue
statement of a material fact or omit to state a material fact necessary to make
the statements made, in light of the circumstances under which such statements
were made, not misleading with respect to the period covered by this report;

3.     Based on my knowledge, the financial statements, and other financial
information included in this annual report, fairly present in all material
respects the financial condition, results of operations and cash flows of the
registrant as of, and for, the periods presented in this report;

4.     The registrant's other certifying officer(s) and I are responsible for
establishing and maintaining disclosure controls and procedures (as defined in
Exchange Act Rules 13a-15(e)) for the registrant and have:

     (a)  Designed  such  disclosure  controls  and  procedures,  or caused such
disclosure  controls  and  procedures  to  be designed under our supervision, to
ensure  that  material  information  relating  to  the registrant, including its
consolidated  subsidiaries, is made known to us by others within those entities,
particularly  during  the  period  in  which  this  report  is  being  prepared;

     (b) Designed such internal control over financial reporting, or caused such
internal  control over financial reporting to be designed under our supervision,
to provide reasonable assurance regarding the reliability of financial reporting
and  the preparation of financial statements for internal purposes in accordance
with  generally  accepted  accounting  principles;

     (c) Evaluated the effectiveness of the registrant's disclosure controls and
procedures  and presented in this report our conclusions about the effectiveness
of  the  disclosure controls and procedures, as of the end of the period covered
by  this  report  based  on  such  evaluation;  and

     (d)  Disclosed  in  this  report  any  change  in the registrant's internal
control  over  financial  reporting  that  occurred during the registrant's most
recent  fiscal quarter (the registrant's fourth fiscal quarter in the case of an
annual  report)  that  has  materially  affected,  or  is  reasonably  likely to
materially  affect,  the registrant's internal control over financial reporting;
and

5.     The registrant's other certifying officer(s) and I have disclosed, based
on our most recent evaluation of internal control over financial reporting, to
the registrant's auditors and the audit committee of the registrant's board of
directors (or persons performing the equivalent functions):

     (a)  All significant deficiencies and material weaknesses in the design or
operation of internal control over financial reporting which are reasonably
likely to adversely affect the registrant's ability to record, process,
summarize and report financial information; and

     (b)  Any fraud, whether or not material, that involves management or other
employees who have a significant role in the registrant's internal control over
financial reporting.

Dated:  April 29,  2008


/s/ Timothy  R.  Kasmoch
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Timothy  R.  Kasmoch
President  and  Chief  Executive  Officer