EXHIBIT 31.1

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,

AS ADOPTED PURSUANT TO SECTION 302

OF THE
SARBANES-OXLEY ACT OF 2002

I, Randy J. Martinez, Chief Executive Officer of World Air Holdings, Inc. certify that:

1) I have reviewed this quarterly report on Form 10-Q of World Air Holdings, Inc.;

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 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;

4) The registrants other certifying officer and I are 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 relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which
this report is being prepared;

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

(c) Disclosed in this report any change in the registrants internal control over financial reporting that occurred during the registrants most recent fiscal quarter that has materially affected, or is reasonably likely to
materially affect, the registrants internal control over financial reporting; and

5) The registrants other certifying officer and 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):

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

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



|                     |  |  |  |                                                    
|-------------------- |  |  |  | ---------------------------------------------------
|Date: August 3, 2007 |  |  |  | /s/ Randy J. Martinez                              
|                     |  |  |  | Randy J. Martinez                                  
|                     |  |  |  | Chief Executive Officer of World Air Holdings, Inc.