Seminars Will Show How to Improve Product Quality and Profitability Using aspenONE® Software

Burlington, MA - Aspen Technology, Inc. (NASDAQ: AZPN), a leading provider of software and services to the process industries, today announced that PDVSA Engineering & Construction and PEMEX will present best practices in engineering and optimizing operations at upcoming AspenTech seminars in Latin America. The seminars will show how process industry companies can improve product quality and profitability using aspenONE Engineering and aspenONE Manufacturing software.

• The "Best Practices for Collaborative Engineering Forum" in Puerto La Cruz, Venezuela on April 14, will show how engineering projects can be completed faster and cheaper with higher quality deliverables.
• The "Best Practices for Value Chain Optimization Forum" in Mexico City on May 19, PEMEX will show how they optimize energy costs, lower variability, and improve product quality and plant throughput.
• PDVSA is Bolivarian Republic of Venezuela's national oil company and the world's fifth largest oil exporter. PEMEX is Mexico's national oil company and the largest enterprise in Latin America.

Supporting Quotes:
Blair Wheeler, SVP of Marketing, AspenTech
AspenTech has a long history of working closely with leading process manufacturers in Latin America. We are pleased to provide a forum for these leading companies to share their best practices in driving superior results. By sharing their success stories, these industry leaders provide other Latin American companies - as well as those outside the region - with a template for achieving operational excellence. We look forward to continuing to grow AspenTech's presence in this important emerging market."

Supporting Resources:

• aspenONE V7
• Upcoming Web Seminar Schedule

About Petróleos de Venezuela S.A. (PDVSA)
Petróleos de Venezuela S.A., the state-owned corporation of the Bolivarian Republic of Venezuela, is responsible for the efficient, profitable, and dependable exploration, production, refining, transport and commerce of hydrocarbons. This company is deeply committed to environmental protection and its main objectives are to foster the harmonic development of the country, to guarantee sovereignty of national resources, to increase endogenous development and to serve and benefit the Venezuelan people, who correspond to their share of the country’s national wealth. For more information, visit www.pemex.com.

About Petroleos Mexicanos (PEMEX)
Petroleos Mexicanos is the biggest enterprise in Mexico and Latin America and the highest fiscal contributor to the country. It is one of the few oil companies in the world that develops all the productive chain of the industry, upstream, downstream and final product commercialization. PEMEX operates by means of a corporative and four subsidiary entities; PEMEX Exploración y Producción (Exploration and Production), PEMEX Refinación (Refining), PEMEX Gas y Petroquímica Básica (Gas and Basic Petrochemicals), and PEMEX Petroquímica (Petrochemical). For more information, visit www.pemex.com.

About AspenTech
AspenTech is a leading supplier of software that optimizes process manufacturing – for energy, chemicals, pharmaceuticals, 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.