AspenTech Customers Adopt aspenONE V7 and Increase Efficiency in Response to Challenging Economy

Burlington, Mass. - Aspen Technology, Inc. (OTC: AZPN.PK), a leading provider of software and services to the process industries, today announced the 7.1 release of aspenONE V7 Engineering software. The updated release enhances aspenONE V7 Engineering’s ability to help companies increase efficiency and productivity in the face of today’s challenging economy.

aspenONE V7 Engineering supports the 7 Best Practices of Engineering Excellence. These best practices are based on proven engineering work processes used by leading AspenTech customers such as BP, BASF, Dow, Fluor Corporation, KL Energy, SNC Lavalin and URS Corporation.

Supporting Quotes:

• Paul Mathias, Technical Director, Fluor Corporation
  "The Aspen Properties Enterprise Database in aspenONE V7 provides valuable new capabilities to Fluor. It ensures that our process engineers will obtain validated and consistent physical-property calculations for process design and simulation, and that our proprietary information is protected."
• Jim Leatherwood, Manager of Estimating, SNC Lavalin
  "The cost estimation capability in aspenONE V7 streamlines the flow of project information and shortens the cycle for developing accurate cost estimates. This enables us to do projects faster and more cost-effectively, resulting in increased productivity."
• Dave Litzen, Vice President & CTO, KL Energy Corporation
  "The improvements made to the Aspen Exchanger Design and Rating in aspenONE V7 are very useful for specialty heat exchanger designs, which are common in Biofuels processing. With these improvements, we can turn around designs in less than a week, compared to waiting up to six weeks and countless iterations for vendor-supplied designs."
• Kay Smith, IT Resource Manager – Process & Energy, URS Corporation
  "We recently installed and configured the Aspen Licensing Center Auto Upload Tool and found the process to be quick and easy. The ‘hands free’ feature gives us peace of mind knowing that our usage log files are processed and transmitted without burdening our IT resources. This allows us to seamlessly monitor and track our use of AspenTech solutions, further optimizing our software investment."

General Availability Date

The general availability date of the 7.1 release of aspenONE V7 Engineering is February 27, 2009.

Supporting Resources:

To learn more:

• aspenONE V7 Engineering – 7.1 release enhancement details
• aspenONE V7 Engineering – online tutorials and webinars
• The 7 Best Practices of Engineering Excellence
• What the Industry is Saying about aspenONE V7 Engineering
• AspenTech 2009 User Conference

About AspenTech

AspenTech is a leading supplier of software that optimizes process manufacturing – including oil and gas, petroleum, chemicals, pharmaceuticals 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.