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May 27, 2010

Aspen Technology to Present at Upcoming Cowen and UBS Investor Conferences

BURLINGTON, Mass — Aspen Technology, Inc today announced that President and Chief Executive Officer, Mark Fusco, and Chief Financial Officer, Mark Sullivan, will present at the following two investor conferences in June:

* The Cowen and Company 38th Annual Technology Media & Telecom Conference, being held at the Palace Hotel in New York City, at 10:15 am Eastern Time on Thursday, June 3, 2010.
* The UBS Global Technology and Services Conference, being held at the Crown Plaza Times Square in New York City, at 3:00 pm Eastern Time on Tuesday, June 8, 2010.

A live audio webcast of both presentations will be available for a limited time in the Investor Relations section of the company's website