EXHIBIT 99.1


                   Certification of Periodic Financial Reports

I, J. Norman Rokosh, of Analytical Surveys, Inc., certify, pursuant to Section
906 of the Sarbanes-Oxley Act of 2002, that:

(1)      the Quarterly Report on Form 10-Q for the quarterly period ended March
         31, 2003 (the "Periodic Report") which this statement accompanies fully
         complies with the requirements of Section 13(a) or 15(d) of the
         Securities Exchange Act of 1934 and

(2)      the information contained in the Periodic Report fairly presents, in
         all material respects, the financial condition and results of
         operations of Analytical Surveys, Inc.

This certificate is being furnished solely for purposes of Section 906 and is
not being filed as part of the Periodic Report.

A signed original of this written statement required by Section 906 has been
provided to Analytical Surveys, Inc. and will be retained by Analytical Surveys,
Inc. and furnished to the Securities and Exchange Commission or its staff upon
request.

Dated:  May 15, 2003


                                      /s/ J. Norman Rokosh
                                      -------------------------------------
                                      J. Norman Rokosh
                                      President and Chief Executive Officer