Michael Shlisky

Christopher Pierce

- Solid Power, Inc. announced a **strategic collaboration** with Samsung SDI and BMW to develop and validate a demonstration vehicle powered by **all-solid-state battery (ASSB) technology**.  **[1844862_0001104659-25-104388_tm2529523d1_ex99-1.htm:0]** 
- Under the Joint Evaluation Agreement, Solid Power will provide **sulfide-based solid electrolyte** to Samsung SDI, which will integrate it into battery components and build cells for evaluation by Samsung SDI and BMW.  **[1844862_0001104659-25-104388_tm2529523d1_ex99-1.htm:0]** **[1844862_0001104659-25-104388_tm2529523d1_8k.htm:1]** 
- This collaboration, announced on **October 30, 2025**, supports Solid Power's objective to manufacture and sell electrolyte to Tier 1 battery manufacturers and automotive OEMs.  **[1844862_0001104659-25-104388_tm2529523d1_ex99-1.htm:0]** **[1844862_0001104659-25-104388_tm2529523d1_8k.htm:2]** 
- BMW Holding B.V., an affiliate of BMW, has the right to **nominate a director** for election to Solid Power's board of directors and designate a non-voting observer.  **[1844862_0001104659-25-104388_tm2529523d1_8k.htm:1]**

Solid Power (SLDP)