Notice of Future Press Release & Conference Call

January 2, 2007 - Batavia, Illinois - Portola Packaging, Inc. will report its results for the first quarter ended November 30, 2006 in a press release to be issued on January 10, 2007.

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

Date of the call:  January 11, 2007
Time of the call:  10:00AM Central Time
U.S. Dial In Number:  800-288-8976
International Dial In Number:  612-332-1210

A replay of the call will be available beginning on January 11, 2007 at 3:15 PM Central Time and ending on February 11, 2007 at 11:59PM Central Time.  Dial in numbers for the replay are:

U.S.:  800-475-6701
International:  320-365-3844
Access Code:  857113