SES AI Corp

We have leased facilities located in Woburn, Massachusetts in the United States, in the vicinity of Woburn, Massachusetts, Shanghai, China, and Chungju and Seoul, South Korea. Our Woburn facility, which also serves as the Company’s headquarters, focuses on chemistry, material and algorithm research and development, as well as engaging with our OEM and strategic partners. We also leased a facility near our Woburn facility for an electrolyte foundry, which we started using in January 2024. This facility will focus on novel electrolyte molecule discovery and synthetic pathway development. Our Shanghai facility focuses on supply chain development, manufacturing process development, battery cell development and production, AI software, BMS and module development. Our Chungju facility focuses on manufacturing process development and battery cell product development. We have also set up an office in Seoul focused on supply chain, customer relations and our collaboration with partners in the region. For more information, see “Leases” in Note 12 to the consolidated financial statements included in Item 8 of this Form 10-K.