452 Operational Contracting Office/LGC, 820 Baucom Ave NW Suite 101, March ARB CA 92518-2260

C -- INDEFINITE DELIVERY, INDEFINITE QUANTITY ARCHITECT-ENGINEERING CONTRACT POC Point of Contact: Roger A. Whitman, Contract Specialist, 909-655-4333, Contracting Officer: Marilyn G. Jackson, 909-655-2048 CNT F04605-97-D-0004 AMT NOT-TO-EXCEED $750,000.00 LINE 0001-0002 (Basic Period) DTD 093097 TO Huitt-Zollars, Inc., 1101 S. Milliken Ave, Ste G, Ontario CA 91761-8112 (0276)

Loren Data Corp. http://www.ld.com (SYN# 0352 19971008\C-0001.AWD)