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-K of OmniComm Systems, Inc. for the year ended December 31, 2009;

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 under which such statements were 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)) and internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f)
and 15-d-15(f)) for the registrant and 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) | Designed such internal control over financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide
reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes in accordance with generally accepted accounting principles
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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 annual report based on such evaluation; and
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|(d) | 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; and
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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 information; 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 over financial reporting.



|                                       |  |                      
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|By:                                    |  | /s/ Ronald T. Linares
|Ronald T. Linares                     
|Chief Accounting and Financial Officer
|                                      
|March 31, 2010