Exhibit 31.1

CERTIFICATION OF CHIEF EXECUTIVE OFFICER
			PURSUANT TO THE SECURITIES EXCHANGE ACT OF 1934,
			RULES 13a-14 AND 15d-14
			AS ADOPTED PURSUANT TO
			SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of Material Technologies, Inc. (the “Company”) on Form 10-QSB for the period ending June 30, 2007 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), I, Robert M. Bernstein, Chief Executive Officer and President of the Company, certify, pursuant to Rules 13a-14 and 15-d14 of the Securities Exchange Act of 1934, as adopted pursuant to §302 of the Sarbanes-Oxley Act of 2002, that:


1. I have reviewed this Report;
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;
3. Based on my knowledge, the financial statements, and other financial information included in the Report, fairly present in all material respects the financial condition, results of operations and cash flows of the Company as of, and for, the periods presented in the Report;
4. I and the other certifying officers of the Company:

> Are responsible for establishing and maintaining disclosure controls and procedures for the CompanyHavedesigned such disclosure controls and procedures to ensure that material information  is made known to us, particularly during the period in which the Report is being prepared;

- Have evaluated the effectiveness of the Company’s disclosure controls and procedures within 90 days of the date of the Report; and
- have presented in the Report our conclusions about the effectiveness of the disclosure controls and procedures based on the required evaluation.

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1. I and the other certifying officers have disclosed to the Company’s auditors and to the audit committee of the board of directors (or persons fulfilling the equivalent function):

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> all significant deficiencies in the design or operation of internal controls (a pre-existing term relating to internal controls regarding financial reporting) which could adversely affect the Company's ability to record, process, summarize and report financial data and have identified for the Company's auditors any material weaknesses in internal controls; andany fraud, whether or not material, that involves management or other employees who have a significant role in the Company's internal controls.

1. I and the other certifying officers have indicated in the 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 their evaluation, including any corrective actions with regard to significant deficiencies and material weaknesses.

|Dated:  August 14, 2007 |     |                                      
|----------------------- | --- | -------------------------------------
|                        |     |                                      
|                        |     | /s/ Robert M. Bernstein              
|                        | By: | Robert M. Bernstein                  
|                        |     | Chief Executive Officer and President

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