Exhibit 10.9 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT dated as of November 26, 2002 (this "Agreement") is entered into between Aspen Technology, Inc., a Delaware corporation ("Aspen") and David L. McQuillin (the "Employee"). 1. BASIS FOR...Employment Agreement • February 14th, 2003 • Aspen Technology Inc /De/ • Services-computer programming services • Massachusetts
Exhibit 10.10 EMPLOYMENT AGREEMENT THIS EMPLOYMENT AGREEMENT dated as of November 26, 2002 (this "Agreement") is entered into between Aspen Technology, Inc., a Delaware corporation ("Aspen") and Stephen J. Doyle (the "Employee"). 1. BASIS FOR...Employment Agreement • February 14th, 2003 • Aspen Technology Inc /De/ • Services-computer programming services • Massachusetts