Exhibit 99.1 Dear Shareholders, 2023 was a great year for us, we took a massive step toward We recruited the world’s top cell engineering talent, and created designs that commercialization of our Li-Metal technology for automotive applications. are still based on state-of-the-art Li-ion, so they can be manufactured at We signed the world’s first automotive B-sample joint development scale, but are unique for Li-Metal and can address safety-related challenges. agreement for Li-Metal batteries with a major au ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39845 SES AI Corporation (Exact name of registrant as specified in its charter) Delaware 88-0641865 (Stat ...

SES AI Corporation (NYSE:SES) Q3 2023 Earnings Conference Call November 7, 2023 8:30 AM ET Company Participants Eric Goldstein - Vice President, Investor Relations Qichao Hu - Founder and Chief Executive Officer Jing Nealis - Chief Financial Officer Conference Call Participants Winnie Dong - Deutsche Bank Shawn Severson - Water Tower Research Jeff Grampp - Alliance Global Partners Operator Hello, everyone, and welcome to the SES AI Corporation Third Quarter Earnings Conference Call. My name is Bruno and I'l ...

SES AI Corporation (NYSE:SES) Q2 2023 Earnings Conference Call August 8, 2023 5:00 PM ET Company Participants Eric Goldstein - VP of IR Qichao Hu - Founder, Chairman & CEO Jing Nealis - CFO Conference Call Participants Shawn Severson - Water Tower Research Operator Good afternoon, all. I would like to welcome you all to the SES AI Corporation Second Quarter Earnings Call. My name is Rica, and I will be the moderator operating today's conference call. [Operator Instructions] And I would now like to hand ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39845 SES AI Corporation (Exact name of registrant as specified in its charter) Delaware 88-0641865 (State or ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39845 SES AI Corporation (Exact name of registrant as specified in its charter) Delaware 88-0641865 (State or ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-39845 SES AI Corporation (Exact name of registrant as specified in its Charter) Delaware 88-0641865 (State or othe ...