EXHIBIT 32.1

                            SECTION 906 CERTIFICATION






                                  Exhibit 32.1

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

         In connection  with the Quarterly  Report of  MachineTalker,  Inc. (the
"Company") on Form 10-Q for the period  ending March 31, 2008 (the  "Report") I,
Roland F. Bryan, Chief Executive Officer and President of the Company,  certify,
pursuant  to 18 USC  Section  1350,  as adopted  pursuant  to Section 906 of the
Sarbanes-Oxley Act of 2002, that to the best of my knowledge and belief:

          (1)  The Report 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 Report fairly presents,  in all
               material  respects,   the  financial  condition  and  results  of
               operations of the Company.

Dated:  May 20, 2008


/s/ Roland F. Bryan
- ------------------------------------------------------
Roland F. Bryan, Chief Executive Officer and President

         This  certification  accompanies  the Report pursuant to Section 906 of
the  Sarbanes-Oxley  Act of 2002 and shall not, except to the extent required by
the  Sarbanes-Oxley  Act of 2002, be deemed filed by the Company for purposes of
Section 18 of the Securities Exchange Act of 1934, as amended.