EXHIBIT 21
POLYONE CORPORATION
SUBSIDIARIES
Jurisdiction of
Name Incorporation
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1997 Chlor-Alkali Venture Inc. Alabama
Auseon Limited Australia
Welvic Australia Pty Ltd. (1) Australia
PolyOne Wilflex Australasis, PTY Ltd. Australia
Diversified Compounders, Inc. California
PolyOne Canada, Inc. Canada
LP Holdings, Inc. Canada
Geon Polimeros Andinos S.A. (2) Columbia (6)
Resintech, S.A. Costa Rica
1999 General Compounding Partnership Inc. Delaware (6)
1999 Limited Compounding Partnership Inc. Delaware
1999 PVC Partner Inc. Delaware (6)
Decillion Inc. Delaware (5)
Lincoln & Southern Railroad Company Delaware
Oxy Vinyls, LP (3) Delaware (6)
PVC Powder Blends, LP (4) Delaware (6)
Sunbelt Chlor-Alkali Partnership (2) Delaware (6)
Acrol Holdings Limited England
PolyOne Engineering Vinyls UK, Ltd. England
PolyOne Wilflex Europe, Ltd. England
Regalite Plastics Corporation Massachusetts
O'Sullivan Plastics Corporation Nevada
Geon Development Inc. Ohio
Polymer Diagnostics, Inc. Ohio
SPC Geon PTE LTD. (2) Singapore
Shawnee Holdings, Inc. Virginia
PolyOne Engineered Films, Inc. Virginia
Burton Rubber Compounding, LP Delaware (6)
PolyOne Elastomers Canada, Inc. Ontario
Bifan S.A. Luxembourg
M.A. Hanna Plastic Group, Inc. Michigan
Compounding Technology, Euro S.A. France
PolyOne Singapore, Ltd. Singapore
DH Compounding Company Delaware (6)
Hanna France SARL France
Hanna PAR Corporation Delaware
Hollinger Development Company Nevada
PolyOne Compuestos, S.A. de C.V. Mexico
PolyOne - Suzhou, China China
PolyOne Hungary, Ltd. Hungary
Jurisdiction of
Name Incorporation
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PolyOne Shanghai, China China
M.A. Hanna Asia Holding Company Delaware
M.A. Hanna Export Services Company Barbados
M.A. Hanna International Financial Services Company Ireland
M.A. Hanna de Mexico, S.A. de C.V. Mexico
PolyOne Distribution Company Delaware
MAH Plastics Company Delaware
PolyOne E.C. De Mexico, S.A. de C.V. Mexico
MAHRC Servicios S.A. De C.V. Mexico
PolyOne Werk Melos, GmbH Germany
PolyOne Spain, S.A. Spain
So.F.teR S.p.A. Italy
Star Color Co., Ltd. Thailand
Techmer PM, LLC Delaware (7)
Tekno Polimer Group Turkey
PolyOne Th. Bergmann, GmbH Germany
UBE-Hanna Compounding Company, LLC Delaware (8)
UBE-Hanna Compounding GmbH Germany (8)
PolyOne Compounds & Colors U.K., Ltd. England
PolyOne Belgium S.A. Belgium
PolyOne Norway A.S. Norway
PolyOne France, S.A. France
PolyOne Sweden, A.B. Sweden
RA Products, Inc. Michigan
Conexus, Inc. Nevada
PolyOne Distribution Canada, Inc. Canada
PolyOne Colors and Additives Germany, GmbH Germany
Hanna Deutschland, GmbH Germany
PolyOne Werk Krause, GmbH Germany
L.E. Carpenter, Inc. Delaware
Polyanna Srl Italy
Geplast Srl Italy
PolyOne Distribution De Mexico S.A., de C.V. Mexico
M.A. Hanna UK, Ltd. England
Notes:
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(1) Owned 37.4% by the Company
(2) Owned 50% by the Company
(3) Owned 24% by the Company
(4) Owned 90% by the Company
(5) Owned 40% by the Company
(6) Partnership
(7) Owned 51% by the Company
(8) Owned 52% by the Company