Aspen Technology Announces Date and Time of its Third Quarter Earnings Release and Webcast

April 3, 2003
    CAMBRIDGE, Mass.--(BUSINESS WIRE)--April 3, 2003--

  Earnings release to be issued on April 29, 2003, after market close

Aspen Technology, Inc. (Nasdaq: AZPN) today announced the date and time of its third quarter earnings release and webcast for the period ending, March 31, 2003. The company's management team will hold a webcast to discuss its financial results, business outlook, and related corporate and financial matters, beginning at 4:45 p.m. on Tuesday, April 29, 2003. The webcast will be open to interested parties by accessing the Investor Relations section of the company's website at and clicking on the webcast hyperlink.

    What:    Aspen Technology's Third Quarter Earnings Release &

    When:    Tuesday, April 29, 2003, after market close


    How:     Live over the Internet - Access the call through the
             AspenTech homepage

    Contact: Joshua Young, Director of Investor Relations, Aspen
             Technology, Inc. 

If you are unable to listen to the live Webcast, the call will be archived on the Investor Relations section of AspenTech's website at the conclusion of the call.

About AspenTech

Aspen Technology, Inc. provides industry-leading software and implementation services that enable process companies to increase efficiency and profitability. AspenTech's engineering product line is used to design and improve plants and processes, maximizing returns throughout an asset's operating life. Its manufacturing/supply chain product line allows companies to increase margins in their plants and supply chains, by managing customer demand, optimizing production, and streamlining the delivery of finished products. These two offerings are combined to create solutions for Enterprise Operations Management (EOM), integrated enterprise-wide systems that provide process manufacturers with the capability to dramatically improve their operating performance. Over 1,500 leading companies already rely on AspenTech's software, including Aventis, Bayer, BASF, BP, ChevronTexaco, Dow Chemical, DuPont, ExxonMobil, Fluor, Foster Wheeler, GlaxoSmithKline, Shell, and TotalFinaElf. For more information, visit

    CONTACT: Aspen Technology, Inc. Joshua Young, 617/949-1274

    SOURCE: Aspen Technology, Inc.