EXHIBIT 31.1

# CERTIFICATION

I, Michael W. Levin, certify that:

|1. | I have reviewed this report on Form 10-KSB for the fiscal year ended June 30, 2004 of Media Sciences
         International, Inc.;
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|2. | Based on my knowledge, this 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;
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|3. | Based on my knowledge, the financial statements, and other financial information included in this 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;
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|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) and 15d-15(e)) for the
         registrant and have:
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| | 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;
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| | b) | [omitted];
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| | 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
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| | 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
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|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):
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| | 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
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| | 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.
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Date:  September 28, 2004

| | By:/s/ Michael W. Levin
        Michael W. Levin
        Chief Executive Officer
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