55 Broadway; Cambridge, MA 02142

D -- ANNUAL MAINTENANCE OF ADAMS SOFTWARE AND SOFTWARE MODULES POC Point of Contact -- Karen Marino, Purchasing Agent, (617) 494-2437 CNT 00-P-80315 AMT $28683.05 LINE 1 DTD 040400 TO Mechanical Dynamics, Inc., 2301 Commonwealth Boulevard, Ann Harbor, MI 48105 WEB: Volpe Center Acquisition Division home page, http://www.volpe.dot.gov/procure/index.html. E-MAIL: Purchasing Agent, MarinoK@volpe.dot.gov. Posted 04/10/00 (D-SN443082). (0101)

Loren Data Corp. http://www.ld.com (SYN# 0459 20000412\D-0002.AWD)