Exhibit 99.1

            I, Richard Reiss, Chief Executive Officer of Wire One Technologies,
Inc., (the "Company"), pursuant to Section 906 of the Sarbanes-Oxley Act of
2002, do hereby certify as follows:

1.    The quarterly report on Form 10-Q of the Company for the period ended
      March 31, 2003 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 such Form 10-Q fairly presents, in all
      material respects, the financial condition and results of operations of
      the Company.

IN WITNESS WHEREOF, I have executed this Certification this 15th day of May,
2003.


                                              /s/ Richard Reiss
                                              ----------------------------------
                                              Richard Reiss
                                              Chief Executive Officer