SEILER & COMPANY, LLP 
            C E R T I F I E D  P U B L I C  A C C O U N T A N T S


                         CONSENT OF INDEPENDENT AUDITORS

                   We  consent  to  the   incorporation   by  reference  in  the
Registration  Statement  on Form SB-2,  of  Infodata  Systems  Inc.  to be filed
December  16,  1997 of our  reports  dated  June 3,  1997  with  respect  to the
financial statements of AMBIA for the years ended December 31, 1995 and December
31, 1996.


/s/  Seiler & Company, LLP
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REDWOOD CITY, CALIFORNIA
DECEMBER 18, 1997



              1100 Marshall Street, Redwood City CA 94063-2098 Tel.
                       (650) 365-4646 FAX (650) 368-4055
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        120 Montgomery Street, Suite 2250, San Francisco, CA 94104-1303
                     Tel (415) 392-2123 FAX (415) 392-1720
                             e-mail: CPAS@seller.com
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