Defense Supply Service-Washington, 5200 Army Pentagon, Washington, D.C. 20310-5200

R -- PROFESSIONAL, ADMINISTRATIVE, AND MANAGEMENT SUPPORT SERVICES POC Pat Whitenton, 703-681-0156 or Joyce Ellis, 703-681-0340 CNT DASW01-96-D-0023 AMT $34,718,383 DTD 032896 TO Aspen Systems Corporation, 962 Wayne Avenue, Suite 701, Silver Spring, MD 20910 (0109)

Loren Data Corp. http://www.ld.com (SYN# 0369 19960419\R-0003.AWD)