**EXHIBIT 31.2**

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**SECTION 302 CERTIFICATION**

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I, James Essex, certify that:

 

1.        I have reviewed this Quarterly Report on Form 10-Q forthe period ended January 31, 2013 of CardioGenics Holdings Inc.;

 

2.        Based on my knowledge, this report does not contain anyuntrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstancesunder which such statements were made, not misleading with respect to the period covered by this report;

 

3.        Based on my knowledge, the financial statements, andother financial information included in this report, fairly present in all material respects the financial condition, results ofoperations and cash flows of the registrant as of, and for, the periods presented in this report;

 

4.        The registrant’s other certifying officer and Iare 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:

 

(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 relatingto the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly duringthe period in which this report is being prepared;

 

(b) Designed such internal control over financialreporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonableassurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes inaccordance with generally accepted accounting principles;

 

(c) Evaluated the effectiveness of the registrant’sdisclosure controls and procedures and presented in this report our conclusions about the effectiveness of the disclosure controlsand procedures, as of the end of the period covered by this report based on such evaluation; and

 

(d) Disclosed in the report any change in the registrant’sinternal control over financial reporting that occurred during the registrant’s most recent fiscal quarter (the registrant’sfourth 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.

 

5. The registrant’s other certifying officer(s) and Ihave disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrant’s auditorsand the audit committee of the registrant’s board of directors (or persons performing the equivalent functions):

 

(a) All significant deficiencies and material weaknessesin the design or operation of internal control over financial reporting which are reasonably likely to adversely affect the registrant’sability to record, process, summarize and report financial information; and

 

(b) Any fraud, whether or not material, that involvesmanagement or other employees who have a significant role in the registrant’s internal control over financial reporting.

 

Date: March 18, 2013