<Page>
EXHIBIT 3.9
FILED
In the Office of the
Secretary of State of Texas
DEC 22 1997
Corporations Section
ARTICLES OF ORGANIZATION
OF
SOLO TEXAS, LLC
FIRST: The name of the limited liability company (the "limited liability
company") is SOLO TEXAS, LLC
SECOND: The period of duration of the limited liability company shall be
perpetual
THIRD: The purpose for which the limited liability company is organized is
to transact any and all lawful business for which limited liability companies
may be organized under the Texas Limited Liability Company Act
FOURTH: The address of the registered office of the limited liability
company in the State of Texas is 800 Brazos, Austin, Texas 78701, and the name
of the registered agent of the limited liability company at that address is
Corporation Service Company d/b/a CSC-Lawyers Incorporating Service Company
FIFTH: The limited liability company will not have managers. The name and
address of the initial member of the limited liability company is as follows
<Table>
<Caption>
NAME ADDRESS
---- -------
SOLO CUP COMPANY c/o Ronald L. Whaley
1700 Old Deerfield Road
Highland Park, IL 60035
</Table>
SIXTH: The name and address of the organizer of the limited liability
company is as follows
<Table>
<Caption>
NAME ADDRESS
---- -------
Robert M. Mintz Fox and Grove, Chartered
311 S. Wacker Drive, Suite 6200
Chicago, IL 60606-6622
</Table>
<Page>
Signed on December 17, 1997 /s/ Robert M. Mintz
--------------------------------
Robert M. Mintz, Organizer
2
<Page>
Office of the Secretary of State Filed in the Office of the
Corporations Section Secretary of State of Texas
P.O. Box 13697 Filing #: 703235622 07/31/2003
Austin, Texas 78711-3697 Document #: 39175470858
(Form 408) Image Generated Electronically
for Web Filing
STATEMENT OF CHANGE OF
ADDRESS OF REGISTERED AGENT
1. The name of the entity represented is
SOLO TEXAS, LLC
---------------
The entity's filing number is 703235622
---------
2. The address at which the registered agent has maintained the registered
office address for such entity is: (Please provide street address, city,
state and zip code presently shown in the records of the Secretary of
State.)
800 Brazos, Austin, Texas 78701
-------------------------------
3. The address at which the registered agent will hereafter maintain the
registered office address for such entity is: (Please provide street
address, city, state and zip code. The address must be in Texas.)
701 Brazos Street, Suite 1050, Austin, Texas 78701
--------------------------------------------------
4. Notice of the change of address has been given to said entity in writing
at least 10 business days prior to the submission of this filing.
Date: 07/31/03
--------
Corporation Service Company
d/b/a CSC-Lawyers Incorporating Service Company
-----------------------------------------------
NAME OF REGISTERED AGENT
John H. Pelletier, Asst. VP
---------------------------
SIGNATURE OF REGISTERED AGENT
FILING OFFICE COPY