U.S. Army Space & Missile Defense Command, Attn: SMDC-CM, 106 Wynn Drive, Huntsville, AL 35805-1990

A -- NATIONAL MISSILE DEFENSE (NMD) MISSILE INTERFACE DEFINITION SUPPORT POC Linda B. Gray, Contracting Officer, SMDC-CM-CN, 256-955-3986 CNT DASG60-00-C-0001 AMT NTE $49,404,216 LINE CLIN Numbers 0001/0002 DTD 122299 TO SPARTA Systems Incorporated, 23041 Avenida De La Carlota, Suite 400, Laguna Hills, CA 92653-1507 Posted 12/23/99 (W-SN411304). (0357)

Loren Data Corp. http://www.ld.com (SYN# 0157 19991228\A-0002.AWD)