Exhibit 31.1


                                 CERTIFICATIONS

I, John "JT" Thatch as, CEO/Director/acting CFO of Dtomi, Inc., certify that:

1. I have reviewed this quarterly report on Form 10-QSB of Dtomi, Inc.;

2. Based on my  knowledge,  this  quarterly  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 quarterly
report;

3.  Based  on my  knowledge,  the  financial  statements,  and  other  financial
information  included in this quarterly  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 quarterly report;

4.  The  registrant's  other  certifying  officers  and  I are  responsible  for
establishing and maintaining  disclosure  controls and procedures (as defined in
Exchange Act Rules 13a-14 and 15d-14) for the registrant and we have:

         a) Designed  such  disclosure  controls and  procedures  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 quarterly report
         is being prepared;

         b) Evaluated the effectiveness of the registrant's  disclosure controls
         and  procedures as of a date within 90 days prior to the filing date of
         this quarterly report (the "Evaluation Date"); and

         c)  Presented  in this  quarterly  report  our  conclusions  about  the
         effectiveness  of the disclosure  controls and procedures  based on our
         evaluation as of the Evaluation Date;

5. The registrant's other certifying officers and I have disclosed, based on our
most recent evaluation,  to the registrant's auditors and the audit committee of
registrant's board of directors (or persons performing the equivalent function):

         a) All significant  deficiencies in the design or operation of internal
         controls  which  could  adversely  affect the  registrant's  ability to
         record,   process,   summarize  and  report  financial  data  and  have
         identified  for the  registrant's  auditors any material  weaknesses in
         internal controls; and

         b) Any fraud,  whether or not  material,  that  involves  management or
         other  employees  who  have a  significant  role  in  the  registrant's
         internal controls; and

6. The  registrant's  other  certifying  officers  and I have  indicated in this
quarterly  report  whether or not there  were  significant  changes in  internal
controls or in other factors that could  significantly  affect internal controls
subsequent to the date of our most recent  evaluation,  including any corrective
actions with regard to significant deficiencies and material weaknesses.

Date: August 20, 2003              Dtomi, Inc.

                                   By: /s/ John "JT" Thatch
                                       ----------------------------------------
                                       John "JT" Thatch, CEO/Director/acting CFO