April 6, 2005 - San Jose, California – Portola Packaging, Inc. will report its results for the second quarter ended February 28, 2005 in a press release to be issued on April 12, 2005.

In addition, Executive Management will hold a conference call to discuss second quarter and six months 2005 financial results. Details of the call are as follows:

Date of the call: April 13, 2005
Time of the call: 2:00 PM Eastern Standard Time
U.S. Dial In Number: 888-428-4480
International Dial In Number: 612-332-1213
Confirmation Number: 774330

A replay of the call will be available beginning on April 14, 2005 and will end on May 12, 2005. Dial in numbers for the replay are:

U.S.: 800-475-6701
International: 320-365-3844
Access Code: 774330