U.S. Army Space and Missile Defense Command, ATTN: SMDC-CM-CT, PO Box 1500 Huntsville, AL 35807-3801, 106 Wynn Drive, Huntsville, AL 35805-1990

A -- DEFENSE SYSTEM MISSION ANALYSIS", INCREMENTAL EXERCISE OF OPTION I, CLIN 0003 POC Diana McCown, Contract Specialist, (256) 955-1187, W. L. Schick, Contracting Officer, (256)955-1187 CNT DASG60-98-C-0036/P00002 AMT $899,000 LINE 0003 DTD 071398 TO SPARTA, INC., 23041 AVENIDA DE LA CARLOTTA, LAGUNA HILLS, CA 92653 Posted 07/17/98 (I-SN224912). (0198)

Loren Data Corp. http://www.ld.com (SYN# 0458 19980721\A-0003.AWD)