Exhibit 31.1

SARBANES-OXLEY SECTION 302(a) CERTIFICATION

I,Brian Roberts, certify that:

|1. | I have reviewed thisForm 10-K/A-1 for the year ending December 31, 2008 of Cormac Mining 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. | I am responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)):                                                                                                                                                          
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|5. | 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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Date:
     July 20, 2009
     BRIAN ROBERTSBrian RobertsPrincipal Executive Officer and Principal Financial Officer


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