PRINCIPAL PARTLY OWNED COMPANIES The Company’s principal nonconsolidated affiliates at December 31, 2021 , including direct and indirect ownership interest for each, are listed below: Principal Nonconsolidated Affiliate Country Ownership Interest Business Description EQUATE Petrochemical Company K.S.C.C. Kuwait 42.50 % Manufactures ethylene, polyethylene and ethylene glycol, and manufactures and markets monoethylene glycol, diethylene glycol and polyethylene terephthalate resins The Kuwait Olefins Company K.S.C.C. Kuwait 42.50 % Manufactures ethylene and ethylene glycol The Kuwait Styrene Company K.S.C.C. Kuwait 42.50 % Manufactures styrene monomer Map Ta Phut Olefins Company Limited 1 Thailand 32.77 % Manufactures propylene and ethylene Sadara Chemical Company 2 Saudi Arabia 35.00 % Manufactures chlorine, ethylene, propylene and aromatics for internal consumption and manufactures and sells polyethylene, ethylene oxide and propylene oxide derivative products, and isocyanates The SCG-Dow Group: Siam Polyethylene Company Limited Thailand 50.00 % Manufactures polyethylene Siam Polystyrene Company Limited Thailand 50.00 % Manufactures polystyrene Siam Styrene Monomer Company Limited Thailand 50.00 % Manufactures styrene Siam Synthetic Latex Company Limited Thailand 50.00 % Manufactures latex and specialty elastomers 1. The Company's effective ownership of Map Ta Phut is 32.77 percent, of which the Company directly owns 20.27 percent and indirectly owns 12.5 percent through its equity interest in Siam Polyethylene Company Limited. 2. The Company is responsible for marketing the majority of Sadara products outside of the Middle East zone through the Company's established sales channels. Under this arrangement, the Company purchases and sells Sadara products for a marketing fee. In March 2021, Dow and the Saudi Arabian Oil Company agreed to transition the marketing rights and responsibilities for Sadara’s finished products to levels more consistent with each partner’s equity ownership. This transition began in July 2021 and is being implemented over the next five years. See Note 12 to the Consolidated Financial Statements for additional information regarding nonconsolidated affiliates. PROTECTION OF THE ENVIRONMENT The world is at a critical juncture and needs environmental leadership from all sectors. As a leading materials science company, Dow believes it has the responsibility and opportunity to take action and lead the industry in areas that Dow's science and expertise can make a difference. For that reason, Dow has integrated sustainability across its businesses and is collaborating across the globe to make inroads in the transition to a sustainable economy and society. The Company has identified three focus areas where it believes Dow is making a difference to drive industry-wide change: • Climate Protection - As both a major user of energy and producer of technologies that are essential to a low- carbon future, the Company believes it has a responsibility to act. Dow has set an ambitious target to become carbon neutral by 2050 (Scopes 1+2+3, as defined by the Greenhouse Gas Protocol, plus product benefits) while helping its customers reduce their greenhouse gas emissions by innovating lower-carbon products. • Circular Economy - As one of the world's largest producers of plastic, Dow is taking a leading role in supporting a more circular economy and ending plastic waste. Dow's "stop the waste" goal is a commitment to invest and/ or collaborate in key technologies and infrastructure to significantly increase global recycling. Dow's "close the loop" goal is a commitment to help customers redesign and promote reusable or recyclable packaging applications. • Safer Materials - As a world-leading materials science company, Dow plays a pivotal role in innovating materials that bring social and environmental value alongside business value. Dow is committed to innovating and bringing safer materials to the market by continuously evaluating and improving how the Company measures, designs, manufactures, reports, and acts on the impact of its products. Dow envisions a future where every material it brings to market is sustainable for people and the planet. To that end, Dow is innovating the sustainable materials of tomorrow by leading candid conversations about product safety and committing to the advancement of open and transparent chemistry with Dow's value chain partners, customers and the public. 16