0000857005-08-000014 4 2 20080305 20080306 20080306 POSTERNAK NOEL G 0001182942 4 34 000-18059 08670433 100 CHARLES RIVER PLZ BOSTON MA 02414 PARAMETRIC TECHNOLOGY CORP 0000857005 7372 042866152 MA 0930 140 KENDRICK STREET NEEDHAM MA 02494 7813705000 140 KENDRICK STREET NEEDHAM MA 02494 4 1 posternak03052008_ex.xml EX-24 2 posternak08012007poa.htm POWER OF ATTORNEY