Aspen Technology to Present at the Deutsche Bank 2008 Technology Conference

September 3, 2008

BURLINGTON, Mass.--(BUSINESS WIRE)--Sept. 3, 2008--Aspen Technology, Inc. (OTC: AZPN.PK), a leading provider of software and services to the process industries, today announced its President and Chief Executive Officer, Mark Fusco, will present at the Deutsche Bank 2008 Technology Conference, being held at the Palace Hotel in San Francisco.

Aspen Technology's presentation will begin at 9:45 a.m. Pacific Time on Thursday, September 11, 2008, and a live audio webcast of the presentation will be available for a limited time in the Investor Relations section of the company's website (www.aspentech.com).

About AspenTech

AspenTech is a leading provider of award-winning process optimization software and services. AspenTech's integrated aspenONE(TM) solutions enable manufacturers to reduce costs, increase capacity, and optimize operational performance end-to-end throughout the engineering, plant operations, and supply chain management processes. For more information, visit www.aspentech.com.

(C) 2008 Aspen Technology, Inc. AspenTech, aspenONE and the Aspen leaf logo are trademarks of Aspen Technology, Inc. All rights reserved. All other trademarks are property of their respective owners.

CONTACT: Media:
AspenTech
David Grip, +1 781-221-5273
david.grip@aspentech.com
or
Investors:
ICR
Kori Doherty, +1 617-956-6730
kdoherty@icrinc.com

SOURCE: Aspen Technology, Inc.