EX-99.1 3 gex99_1-29483.txt EX-99.1 EXHIBIT 99.1 Written Statement Of Chief Executive Officer And Chief Financial Officer The undersigned hereby certify that the Quarterly Report on Form 10-Q for the quarter ended June 30, 2002 filed by GTSI Corp. with the Securities and Exchange Commission fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and that information contained in the report fairly presents, in all material respects, the financial condition and results of operations of GTSI Corp. Dated: August 12, 2002 /s/ DENDY YOUNG ------------------------------------ Dendy Young Chairman and Chief Executive Officer Dated: August 12, 2002 /s/ QUANG LE ------------------------------------ Quang Le Acting Chief Financial Officer and Controller -19-