Notice of Future Press Release & Conference Call

October 27, 2004 - San Jose, California – Portola Packaging, Inc. will report its results for the fourth quarter and fiscal year ended August 31, 2004 in a press release to be issued on November 3rd, 2004.

In addition, Executive Management will hold a conference call to discuss fourth quarter and year end financial results. Details of the call are as follows:

Date of the call: November 4, 2004
Time of the call: 10:00 AM Pacific Time
U.S. Dial In Number: 888-273-9889
International Dial In Number: 612-332-1025

A replay of the call will be available beginning on November 4th, 2004 at 3:15 PM Pacific time and ending on December 4th at 11:59 P.M. Pacific time. Dial in numbers for the replay are:

U.S.: 800-475-6701
International: 320-365-3844
Access Code: 753717

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