**Exhibit 31.1**

 

### **CERTIFICATION**

 

I, Larry Buffington, certify that:

 

1. I have reviewed this annual report on Form 10-Kof Liquidmetal Technologies, Inc. for the year ended December 31,2007;

 

2. Based on my knowledge, this annual reportdoes not contain any untrue statement of a material fact or omit to state amaterial fact necessary to make the statements made, in light of thecircumstances under which such statements were made, not misleading withrespect to the period covered by this annual report;

 

3. Based on my knowledge, the financialstatements, and other financial information included in this report, fairlypresent in all material respects the financial condition, results of operationsand cash flows of the registrant as of, and for, the periods presented in thisreport;

 

4. The registrant’s other certifying officersand I are responsible for establishing and maintaining disclosure controls andprocedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e) andinternal control over financial reporting (as defined in Exchange Act Rules 13a-1f(f) and15d-1f(f)) for the registrant and we have:

 

a)     Designed such disclosure controls andprocedures, or caused such disclosure controls and procedures to be designedunder our supervision, to ensure that material information relating to theregistrant, including its consolidated subsidiaries, is made known to us byothers within those entities, particularly during the period in which thisannual report is being prepared;

 

b)    Designed such internal control overfinancial reporting, or caused such internal control over financial reportingto be designed under our supervision, to provide reasonable assurance regardingthe reliability of financial reporting and the preparation of financialstatements for external purposes in accordance with generally acceptedaccounting principles;

 

c)     Evaluated the effectiveness of theregistrant’s disclosure controls and procedures and presented in this reportour conclusions about the effectiveness of the disclosure controls andprocedures, as of the end of the period covered by this report based on suchevaluation; and

 

d)    Disclosed in this report any change in theregistrant’s internal control over financial reporting that occurred during theregistrant’s most recent fiscal year (the registrant’s fourth fiscal quarter inthe case of an annual report) that has materially affected, or is reasonablelikely to materially affect, the registrant’s internal control over financialreporting; and

 

5. The registrant’s other certifying officer(s) andI have disclosed, based on our most recent evaluation of internal control overfinancial reporting, to the registrant’s auditors and the audit committee ofregistrant’s board of directors (or persons performing the equivalentfunction):

 

a)     All significant deficiencies and materialweaknesses in the design or operation of internal controls over financialreporting 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, thatinvolves management or other employees who have a significant role in theregistrant’s internal controls over financial reporting.

 
| Date: April 3, 2008 | /s/ Larry E. Buffington               |   |
|---------------------|---------------------------------------|--------|
|                | Larry E. Buffington                   |   |
|                | President and Chief Executive Officer |   |
|                | (Principal Executive Officer)         |   |

 

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