EXHIBIT 31.2

CERTIFICATION OF CHIEF FINANCIAL OFFICER

PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF
2002

I, RONALD T. LINARES, certify that:

1. I have
reviewed this annual report on Form 10-KSB of OmniComm Systems, Inc.;

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 made, not misleading with respect to the period covered by this annual 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 annual 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-15(e) and 15d-15(e)) for the registrant and we have:



|(a) | Designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designated 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 annual report is being prepared;
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|(b) | 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 annual report based on such evaluation; and
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|(c) | Disclosed in this annual report any changes 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.
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5. The registrants other certifying officers and I have disclosed, based on our most recent evaluation of the internal controls 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 controls over financial reporting which are reasonably likely to 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
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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 controls over financial reporting.
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|By: |  | /s/ Ronald T. Linares                  |  | 
|    |  | Ronald T. Linares                      |  | 
|    |  | Chief Accounting and Financial Officer |  | 

March 30, 2007