0001104659-05-051976 Sample Contracts

AMENDMENT NO. 1 TO EMPLOYMENT AND CHANGE OF CONTROL AGREEMENT Mark Fusco

Employment and Change of Control Agreement • November 2nd, 2005 • Aspen Technology Inc /De/ • Services-computer programming services

• Contract Type
  Employment and Change of Control Agreement
• Filed
  November 2nd, 2005
• Company
  Aspen Technology Inc /De/
• Industry
  Services-computer programming services

THIS AMENDMENT NO. 1 to EMPLOYMENT AND CHANGE OF CONTROL AGREEMENT, (this “Amendment”) is entered into as of October 28, 2005 between Aspen Technology, Inc., a Delaware corporation (“AspenTech”) and Mark Fusco (the “Executive”).