25-Year Process Industry Executive Brings Additional Focus to Expanding Company’s Presence in the Middle East

Aspen Technology Files Extension for Second Quarter Form 10-Q

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

Aspen Technology Announces Financial Results for the Third Quarter Fiscal 2011

Aspen Technology Announces Financial Results for the Second Quarter Fiscal 2012

Aspen Technology Announces Financial Results for the Fourth Quarter and Full Fiscal Year 2007