April 1, 2009
February 19, 2009
February 12, 2009
Aspen Technology Announces Date of Conference Call to Review Selected Preliminary Financial Results
February 9, 2009
AspenTech to Sponsor CERAWeek 2009 Executive Global Oil Summit
February 2, 2009
AspenTech Sponsors ARC Advisory Group’s 13th Annual Orlando Forum
December 15, 2008
AspenTech Software Used by Process Manufacturing Industry to Combat Global Warming
November 3, 2008