**Exhibit 31.2**

 

**CERTIFICATION**

** **

I, James W. Dolan,certify that:

 

1.               Ihave reviewed this quarterly report on Form 10-Q of MAI SystemsCorporation;

 

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 quarterly report, fairly present in all material respects thefinancial condition, results of operations and cash flows of the registrant asof, and for, the periods presented in this quarterly report;

 

4.               Theregistrant’s other certifying officers and I areresponsible for establishing and maintaining disclosure controls and procedures(as defined in Exchange Act Rules 13a-14 and 15d-14) for the registrantand we have:

 

a)              designedsuch disclosure controls and procedures to ensure that material informationrelating to the registrant, including its consolidated subsidiaries, is madeknown to us by others within those entities, particularly during the period inwhich this quarterly report is being prepared;

 

b)             evaluatedthe effectiveness of the registrant’s disclosure controls and procedures as ofa date within 90 days prior to the filing date of this quarterly report (the “EvaluationDate”); and

 

c)              presented in this quarterly report our conclusions about theeffectiveness of the disclosure controls and procedures based on our evaluationas of the Evaluation Date;

 

5.               Theregistrant’s other certifying officers and I have disclosed, based on our mostrecent evaluation, to the registrant’s auditors and the audit committee ofregistrant’s board of directors (or persons performing the equivalentfunction):

 

a)              allsignificant deficiencies in the design or operation of internal controls whichcould adversely affect the registrant’s ability to record, process, summarizeand report financial data and have identified for the registrant’s auditors anymaterial weaknesses in internal controls; and

 

b)             any fraud, whether or not material, that involves managementor other employees who have a significant role in the registrant’s internalcontrols; and

 

6.               Theregistrant’s other certifying officers and I have indicated in this quarterlyreport whether or not there were significant changes in internal controls or inother factors that could significantly affect internal controls subsequent tothe date of our most recent evaluation, including any corrective actions withregard to significant deficiencies and material weaknesses.

 

 
| Date: September 23,  2005 | By:    | /s/ James W. Dolan                     |   |
|--------------------------------|--------|----------------------------------------|--------|
|                           |   | James  W. Dolan                        |
|                           |   | Chief  Financial and Operating Officer |

 

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