EXHIBIT 21.1
PRINCIPAL CONSOLIDATED SUBSIDIARIES AS OF DECEMBER 31, 2006
Argentina | Indonesia | |
| Hercules Argentina S.A. | P.T. Hercules Chemicals Indonesia | |
Austria | Italy | |
| Hercules Austria GmbH | Hercules Italia S.p.A. | |
Bahamas | Japan | |
| Hercules International Trade Corporation Limited | Hercules Japan Ltd. | |
Belgium | Korea | |
| Hercules Beringen B.V.B.A. | Hercules Korea Chemical Co. Ltd. | |
| Hercules Doel B.V.B.A. | India | |
| Hercules Europe B.V.B.A. | Hercules Industrial Chemicals Private Limited | |
| Hercules Holding B.V./B.V.B.A. | Luxembourg | |
Bermuda | Hercules Investments S.a.r.l. | |
| Curtis Bay Insurance Co. Ltd. | Mexico | |
Brazil | Hercules Mexico, S.A. de C.V. | |
| Hercules do Brasil Produtos Quimicos Ltda. | Hercules Services Mexico S.A. de C.V. | |
British Virgin Islands | The Netherlands | |
| Ever Success Overseas Limited | Aqualon France B.V. | |
Canada | Hercules B.V. | |
| Hercules Canada Inc. | Hercules Chemical B.V. | |
Chile | Hercules Holding Specialty Materials B.V. | |
| Hercules Chile Limitada | Hercules International Ltd. LLC | |
China | Norway | |
| Hercules Asia Pacific (Shanghai) Regional | Hercules Norway AS | |
| Company Ltd. | Peru | |
| Hercules Chemicals (Jiangmen) Company Limited | Hercules Peru S.R.L. | |
| Hercules Chemicals (Nanjing) Company Limited | Poland | |
Hercules Tianpu Chemicals Company Limited (1) | Hercules Polska Sp. z.o.o. | |
| Hercules Trading (Shanghai) Company Ltd. | Portugal | |
| Shanghai Hercules Chemicals Co., Ltd. | Hercules Portuguesa, Lda. | |
Czech (Republic) | Russia | |
| Hercules CZ s.r.o. | Hercules Russia L.L.C. | |
Denmark | Singapore | |
| Hercules Investments ApS | Hercules Chemical Solutions Pte Ltd. | |
Finland | South Africa | |
| Hercules Finland OY | Hercules Chemicals South Africa (Proprietary) Limited | |
France | Spain | |
| Aqualon France B.V. | Hercules Quimica S.A. | |
| Hercules SA | Sweden | |
Germany | Hercules AB | |
| Abieta Chemie GmbH (1) | Switzerland | |
Hercules Deutschland GmbH | Hercules International GmbH | |
| Hercules GmbH | Taiwan | |
Hong Kong | Hercules Chemicals (Taiwan) Co., Ltd. | |
| Hercules China Limited |
EXHIBIT 21.1
PRINCIPAL CONSOLIDATED SUBSIDIARIES AS OF DECEMBER 31, 2006
United Kingdom | |
| Hercules Holding II Limited | |
| Hercules Limited | |
United States | |
| Aqualon Company, Delaware | |
| East Bay Realty Services, Inc., Delaware | |
| Hercules Country Club, Inc. | |
| Hercules Euro Holdings, L.L.C., Delaware | |
| Hercules Finance Company, Delaware | |
| Hercules Flavor, Inc., Delaware | |
| Hercules Hydrocarbon Holdings, Inc., Delaware | |
| Hercules Paper Holdings, Inc., Delaware | |
| WSP, Inc., Delaware | |
U.S. Virgin Islands | |
Hercules Islands Corporation (U.S.) (1) | |
(1) These entities are owned in part by Hercules with the remaining interests held by third parties.