EXHIBIT 21
Subsidiaries of Cabot Corporation
Subsidiary | State/Jurisdiction of Incorporation | |
| Cabot Argentina S.A.I.C. | Argentina | |
| Cabot Specialty Fluids S.A. | Argentina | |
| Cabot Australasia Pty. Ltd. | Australia | |
| Cabot Australasia Investments Pty. Ltd. | Australia | |
| Cabot Plastics Belgium S.A. | Belgium | |
| Specialty Chemicals Coordination Center, S.A. | Belgium | |
| Cabot (Bermuda) Ltd. | Bermuda | |
| Cabot Brasil Industria e Comércio Ltda. | Brazil | |
| Tantalum Mining Corporation of Canada Ltd. | Manitoba, Canada | |
| Coltan Mines Limited | Manitoba, Canada | |
| Cabot Finance N.B. LP | New Brunswick, Canada | |
| Cabot Canada Ltd. | Ontario, Canada | |
| Cabot Plastics Hong Kong Limited | China | |
| Shanghai Cabot Chemical Company Ltd. | China | |
| Cabot Trading (Shanghai) Company Ltd. | China | |
| Cabot (China) Limited | China | |
| Cabot Bluestar Chemical (Jiangxi) Co., Ltd. | China | |
| Cabot Chemical (Tianjin) Co., Ltd. | China | |
| Cabot Performance Products (Tianjin) Co., Ltd. | China | |
| Cabot Colombiana S.A. | Colombia | |
| CS Cabot spol, s.r.o. | Czech Republic | |
| Cabot France S.A.S. | France | |
| United Chemical France S.A.S. | France | |
| Cabot Europa G.I.E. | France | |
| Cabot GmbH | Germany | |
| Cabot Holdings I GmbH | Germany | |
| Cabot Holdings II GmbH | Germany | |
| Cabot Nanogel GmbH | Germany | |
| Cabot India Limited | India | |
| P.T. Cabot Indonesia | Indonesia | |
| Cabot Italiana S.p.A. | Italy | |
| Aizu Holdings K.K. | Japan | |
| Cabot Asia Kumiai | Japan | |
| Cabot Japan K.K. | Japan | |
Subsidiary | State/Jurisdiction of Incorporation | |
| Cabot Supermetals K.K. | Japan | |
| Cabot Korea Y.H. | Korea | |
| Cabot Luxembourg Holdings S.a.r.l. | Luxembourg | |
| Cabot Luxembourg Investments S.a.r.l. | Luxembourg | |
| Cabot Luxembourg Finance S.a.r.l. | Luxembourg | |
| Cabot Asia Sdn. Bhd. | Malaysia | |
| Cabot Elastomer Composites Sdn Bhd. | Malaysia | |
| Cabot Materials Research Sdn Bhd. | Malaysia | |
| Cabot Malaysia Sdn. Bhd. | Malaysia | |
| CMHC, Inc. | Mauritius | |
| Cabot Specialty Fluids (Singapore) Pte. Ltd. | Singapore | |
| Cabot S.A. | Spain | |
| Cabot International GmbH | Switzerland | |
| Cabot B.V. | The Netherlands | |
| Cabot Finance B.V. | The Netherlands | |
| Black Rose Investments Limited | British Virgin Islands | |
| Dragón Verde Investments Limited | British Virgin Islands | |
| AHB Investments Limited | British Virgin Islands | |
| HDF Investments Limited | British Virgin Islands | |
| Ramaai Holdings Limited | British Virgin Islands | |
| Botsel Limited | United Kingdom (England) | |
Cabot Carbon Limited | United Kingdom (England) | |
Cabot G.B. Limited | United Kingdom (England) | |
Cabot Plastics Limited | United Kingdom (England) | |
Cabot U.K. Limited | United Kingdom (England) | |
Cabot UK Holdings Limited | United Kingdom (England) | |
Cabot UK Holdings II Limited | United Kingdom (England) | |
Cabot UK Holdings III Limited | United Kingdom (England) | |
Cabot Specialty Fluids Limited | United Kingdom (Scotland) | |
Cabot Specialty Fluids North Sea Limited | United Kingdom (Scotland) | |
BCB Company | Delaware, United States | |
Cabot Asia Investment Corporation | Delaware, United States | |
Cabot Ceramics, Inc. | Delaware, United States | |
Cabot Corporation Foundation, Inc. | Massachusetts, United States | |
Cabot CSC Corporation | Delaware, United States | |
Cabot Europe Limited | Delaware, United States | |
Subsidiary | State/Jurisdiction of Incorporation | |
Cabot Holdings LLC | Delaware, United States | |
Cabot Insurance Co. Ltd. (Vermont) | Vermont, United States | |
Cabot International Limited | Delaware, United States | |
Cabot International Capital Corporation | Delaware, United States | |
Cabot International Services Corporation | Massachusetts, United States | |
Cabot Specialty Chemicals, Inc. | Delaware, United States | |
Cabot Specialty Fluids, Inc. | Delaware, United States | |
CDE Company | Delaware, United States | |
Energy Transport Limited | Delaware, United States | |
Cabot US Finance LLC | Delaware, United States | |
Cabot US Investments LLC | Delaware, United States | |
Kawecki Chemicals, Inc. | Delaware, United States | |
Representaciones 1, 2 y 3 C.A. | Venezuela | |
Valores Ramaai C.A. | Venezuela | |