## **Exhibit 31.1**

## ** **

## **CERTIFICATIONPURSUANT TO RULE 13A-14(A) OF THE SECURITIES**

## **EXCHANGE ACTOF 1934, AS ADOPTED PURSUANT TO SECTION 302 OF THE**

## **SARBANES-OXLEYACT OF 2002**

## ** **

I, Jeffrey J.Zimmer, Chairman of the Board and Chief Executive Officer, certify that:

 

1.                                       I have reviewed this quarterly report on Form 10-Q of BiminiMortgage Management, Inc. (the “registrant”);

 

2.                                       Based on my knowledge, this quarterly report does not contain anyuntrue statement of a material fact or omit to state a material fact necessary tomake the statements made, in light of the circumstances under which suchstatements were made, not misleading with respect to the period covered by thisquarterly report;

 

3.                                       Based on my knowledge, the financial statements, and other financialinformation included in this quarterly report, fairly present in all materialrespects the financial condition, results of operations and cash flows of theregistrant as of, and for, the periods presented in this quarterly report;

 

4.                                       The registrant’s other certifying officer and I are responsible forestablishing and maintaining disclosure controls and procedures (as defined inExchange Act Rules 13a-15(e) and 15d-15(e)) for the registrant andhave:

 

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 consolidatedsubsidiaries, is made known to us by others within those entities, particularlyduring the period in which this quarterly report is being prepared;

 

b)            Evaluatedthe effectiveness of the registrant’s disclosure controls and procedurespresented in this quarterly report our conclusions about the effectiveness ofthe disclosure controls and procedures, as of the end of the period covered bythis report based on such evaluation; and

 

c)             Disclosedin this quarterly report any change in the registrant’s internal control overfinancial reporting that occurred during the registrant’s most recent fiscalquarter (the registrant’s fourth fiscal quarter in the case of an annualreport) that has materially affected, or is reasonably likely to materiallyaffect, 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 financialreporting, to the registrant’s auditors and the audit committee of theregistrant’s board of directors (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 to adversely affect the registrant’s ability torecord, process, summarize and report financial information; and

 

b)            Anyfraud, whether or not material, that involves management or other employees whohave a significant role in the registrant’s internal control over financialreporting.

 
| Date:                  | July 25,  2005      |
|------------------------|--------------------------|
|                   |                     |
| /s/ Jeffrey  J. Zimmer |                     |
| Name:                  | Jeffrey J.  Zimmer       |
| Title:                 | Chief  Executive Officer |
|                        |                          |  |  |

 

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