Brings Extensive Technology Investment Banking and Executive Management Experience to AspenTech

Aspen Technology Names Karl Johnsen Chief Financial Officer

AspenTech Appoints Bill Griffin to be Executive Vice President of Field Operations

Aspen Technology Announces Selected Preliminary Financial Results for the Fourth Quarter and Fiscal Year 2008

Aspen Technology Announces Selected Preliminary Financial Results for Second Quarter Fiscal 2008

AspenTech Announces Selected Preliminary Q407 Results and Update on Restatement of Previously Issued Financial Statements

AspenTech Announces that BASF is First Customer to Deploy aspenONE Using Microsoft SoftGrid Virtualization Technology

Announces new subscription-based commercial model for aspenONE suite of solutions

Aspen Capital Cost Estimator (ACCE) Application Reduces from Months to Weeks the Time Required to Produce Accurate Global Project Estimates

Aspen Technology Announces Date of First-Quarter Fiscal 2013 Financial Results Release, Conference Call and Webcast