<DOCUMENT>
<TYPE>EX-21.1
<SEQUENCE>3
<FILENAME>g00519exv21w1.txt
<DESCRIPTION>EX-21.1 LIST OF SUBSIDIARIES OF REGISTRANT
<TEXT>
<PAGE>
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                                                                    EXHIBIT 21.1

                         INTELLIGENT SYSTEMS CORPORATION

           LIST OF PRINCIPAL SUBSIDIARY COMPANIES AS OF MARCH 1, 2006

<TABLE>
<CAPTION>
SUBSIDIARY NAME                         STATE OF ORGANIZATION
-----------------------                 ---------------------
<S>                                     <C>
ChemFree Corporation                    Georgia
CoreCard Software, Inc.                 Delaware
QS Technologies, Inc.                   Georgia
VISaer, Inc.                            Delaware
</TABLE>
</TEXT>
</DOCUMENT>
