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| | | | | | | Subsidiaries of Dow Inc. | EXHIBIT 21 |
| | | | | | | At December 31, 2020 | |
| | | | | | | | | | | | | | | | Location* |
| This list includes companies for which the effective ownership by Dow Inc. is 50 percent or more. |
| | | | | | | PT Rohm and Haas Indonesia | Indonesia |
| | | | | | | RH DK Vietnam Holdings ApS | Denmark |
| | | | | | | | Rohm and Haas Vietnam Co., Ltd. | Vietnam |
| | | | | | | Rohm and Haas (China) Holding Co., Ltd. | China |
| | | | | | | Rohm and Haas (Foshan) Specialty Materials Co., Ltd. | China |
| | | | | | | Rohm and Haas Chemicals Singapore Pte. Ltd. | Singapore |
| | | | | | | Rohm and Haas Denmark China Investment ApS | Denmark |
| | | | | | | Rohm and Haas Latinoamerica, S. de R.L. de C.V. | Mexico |
| | | | | | | Rohm and Haas Singapore (Pte.) Ltd. | Singapore |
| | | | | | Rohm and Haas Korea Co., Ltd. | Korea |
| | | | | | Rohm and Haas Malaysia Sdn Bhd | Malaysia |
| | | | | | Rohm and Haas Texas Incorporated | Texas |
| | | | | | | Battleground Water Company | Texas |
| | | | Rohm and Haas Equity Corporation | Delaware |
| | | | Rohm and Haas New Zealand Limited | New Zealand |
| | | | Rohm and Haas Quimica Ltda. | Brazil |
| | Dow International Technology Corporation | Delaware |
| | Dow Netherlands Tulip Holding B.V. | Netherlands |
| | | Dow Brasil Industria e Comercio de Produtos Quimicos Ltda. | Brazil |
| | | Dow Chemical Pacific (Singapore) Private Limited | Singapore |
| | | | Dow Chemical (Malaysia) Sdn. Bhd. | Malaysia |
| | | | Dow Chemical (Myanmar) Limited | Myanmar |
| | | | Dow Chemical Bangladesh Private Limited | Bangladesh |
| | | | Dow Chemical International Private Limited | India |
| | | | Dow Chemical Pacific Limited | Hong Kong |
| | | | Dow Chemical Vietnam Limited Liability Company | Vietnam |
| | | | PT Dow Indonesia | Indonesia |
| | | | Voltas Water Solutions Private Limited (1) | India |
| | | Rohm and Haas Canada Investments Limited | Canada |
| | | | 3229809 Nova Scotia Company | Canada |
| | | | | Dow Investment Argentina S.R.L. | Argentina |
| | | | | | PBBPolisur S.R.L. | Argentina |
| | | | | Dow Quimica de Colombia S.A. | Colombia |
| | | | | PBBPolisur S.R.L. | Argentina |
| | | | | Rohm and Haas Canada LP | Canada |
| | | | Dow Investment Argentina S.R.L. | Argentina |
| | | | Rohm and Haas Canada LP | Canada |
| | | | | Dow Chemical Canada ULC | Canada |
| | | | | | 3308597 Nova Scotia Company | Canada |
| | | | | | | 3294027 Nova Scotia Limited | Canada |
| | | | | | | Dow Brasil Industria e Comercio de Produtos Quimicos Ltda. | Brazil |
| | | | | | | | Dow Brasil Sudeste Industrial Ltda. | Brazil |
| | | | | | | | | Rohm and Haas Quimica Ltda. | Brazil |
| | | | | | Dow Corning de Argentina S.R.L. | Argentina |
| | | | | | Dow Quimica de Colombia S.A. | Colombia |
| | | | | | Fort Saskatchewan Ethylene Storage Limited Partnership | Canada |
| | | | | | Palmyra do Brasil Indústria e Comércio de Silício Metálico e Recursos Naturais Ltda. | Brazil |
| | | | | | Pétromont and Company, Limited Partnership (1) | Canada |
| | | | | | Pétromont Inc. (1) | Canada |
| | | | Siam Polyethylene Company Limited (1) | Thailand |
| | | Sentrachem Limited | South Africa |
| | Dow Olefinverbund GmbH | Germany |
| | Dow Peru S.A. | Peru |
| | Dow Quimica de Colombia S.A. | Colombia |
| | Dow Quimica Mexicana S.A. de C.V. | Mexico |
| | Dow Roofing Systems LLC | Delaware |
| | Dow Silicones Corporation | Michigan |
| | | DC Alabama, Inc. | Delaware |
| | | DCC Litigation Facility, Inc. | Delaware |
| | | Devonshire Underwriters Ltd. | District of Columbia |
| | | Dow (Shanghai) Management Co., Ltd. | China |
| | | Dow (Zhangjiagang) Holding Co., Ltd. | China |
| | | Dow Chemical International Private Limited | India |
| | | Dow Corning (Thailand) Limited | Thailand |
| | | Dow Luxembourg Spectrum Holding S.a.r.l. | Luxembourg |
| | | Dow Netherlands Tulip Holding B.V. | Netherlands |
| | | Dow Silicones (Zhangjiagang) Co., Ltd. | China |
