# **Exhibit 31**

# ** **

CERTIFICATION PURSUANT TO SECTION 302 OFTHE SARBANES-OXLEY ACT OF 2002

 

I,William J. Carden, certify that:

 

1)              Ihave reviewed this quarterly report on Form 10-Q of American SpectrumRealty, Inc.;

 

2)              Basedon my knowledge, this quarterly report does not contain any untrue statement ofa material fact or omit to state a material fact necessary to make thestatements made, in light of the circumstances under which such statements weremade, not misleading with respect to the period covered by this quarterlyreport;

 

3)              Basedon my knowledge, the financial statements, and other financial informationincluded in this report, fairly present in all material respects the financialcondition, results of operations and cash flows of the registrant as of, andfor, the periods presented in this report;

 

4)              Theregistrant’s other certifying officer and I are responsible for establishingand maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and15d-15(e)) for the registrant and have:

 

a)              designedsuch disclosure controls and procedures, or caused such disclosure controls andprocedures to be designed under our supervision, to ensure that materialinformation relating to the registrant, including its consolidated subsidiaries,is known to us by others within those entities, particularly during the periodin which this quarterly report is being prepared;

 

b)             evaluatedthe effectiveness of the registrant’s disclosure controls and procedures andpresented in this report our conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisreport based on such evaluation; and

 

c)              disclosedin this report any change in the registrant’s internal control over financialreporting that occurred during the registrant’s most recent fiscal quarter thathas materially affected, or is reasonably likely to materially affect, theregistrant’s internal control over financial reporting;

 

5)              Theregistrant’s other certifying officer and I have disclosed, based on our mostrecent evaluation of the internal control over financial reporting, to theregistrant’s auditors and audit committee of the registrant’s board ofdirectors (or persons performing the equivalent functions);

 

a)              allsignificant deficiencies and material weaknesses in the design or operation ofinternal control over financial reporting which are reasonably likely toadversely affect the registrant’s ability to record, process, summarize andreport financial information; and

 

b)             any fraud, whether or not material, that involves managementor other employees who have a significant role in the registrant’s internalcontrol over financial reporting.

 
| Date: May 9, 2005 |   |
|------------------------|--------|
|                   |   |
|                   | By:    | *     /s/ William  J. Carden* |   |
|                   |   | William J. Carden |
|                   |   | Chief Executive Officer and Acting |
|                   |   | Chief Financial Officer |
|                        |        |  |  |  |

 

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