Aspen Technology, Inc. (NASDAQ: AZPN), a leading provider of software and services to the process industries, today announced it will participate in upcoming investor conferences during the month of May. Mark Fusco, President and Chief Executive Officer; Antonio Pietri, Executive Vice President of Worldwide Field Operations and President and Chief Executive Officer - Designate; and Mark Sullivan, Chief Financial Officer, will present at:

• The J.P. Morgan Technology, Media and Telecom Conference being held at the Westin Waterfront in Boston on Tuesday, May 14, 2013 at 2:50 p.m. Eastern Time.

• The Cowen and Company 41st Annual Technology, Media & Telecom Conference being held at The New York Palace Hotel in New York City on Wednesday, May 29, 2013 at 2:45 p.m. Eastern Time.

Each presentation will be webcast and available for a limited time on the Investor Relations section of the company’s website at www.aspentech.com.

About AspenTech

AspenTech is a leading supplier of software that optimizes process manufacturing – for energy, chemicals, engineering and construction, and other industries that manufacture and produce products from a chemical process. With integrated aspenONE solutions, process manufacturers can implement best practices for optimizing their engineering, manufacturing and supply chain operations. As a result, AspenTech customers are better able to increase capacity, improve margins, reduce costs and become more energy efficient. To see how the world’s leading process manufacturers rely on AspenTech to achieve their operational excellence goals, visit www.aspentech.com.

© 2013 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.