|CERTIFICATION
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I, David Chin, certify that:

|1. | I have reviewed this quarterly report on Form 10-QSB of US Biodefense, Inc.;                                                                                                                                                                                                                                                                                                             
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|2. | Based on my knowledge, this quarterly 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 quarterly report; and                                                      
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|3. | Based on my knowledge, the financial statements, and other financial information included in this quarterly report, fairly present in all material respects the financial position, results of operations, and cash flows of the issuer as of, and for, the periods presented in this quarterly report.                                                                                  
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|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-14 and 15d-14) for the registrant and have:                                                                                                                                                                   
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|   | b)                                                                                                                                                                                                                                                                                                                                                                                       
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|   | c)                                                                                                                                                                                                                                                                                                                                                                                       
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|5. | The registrant's other certifying officers and I have disclosed, based on our most recent evaluation, to the registrant's auditors and the audit committee of registrant's board of directors (or persons performing the equivalent functions):                                                                                                                                          
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|   | a)                                                                                                                                                                                                                                                                                                                                                                                       
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|   | b)                                                                                                                                                                                                                                                                                                                                                                                       
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|6. | The registrant's other certifying officers and I have indicated in this quarterly report whether or not there were significant changes in internal controls or in other factors that could significantly affect internal controls subsequent to the date of our most recent evaluation, including any corrective actions with regard to significant deficiencies and material weaknesses.
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|Date: August 26, 2006/s/ David ChinPresidentChief Executive Officer
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