Solid Power SLDP

Mr. Van Scoter holds a B.S. in Mechanical Engineering from the University of Vermont. Business Experience Chief Executive Officer and President, Solid Power, Inc. (2023-present) Vice President, General Manager Products, SRI International Inc. (2019-2023) CEO, President and Chairman, eSolar, Inc. (2010-2018) Senior Vice President, Alternative Energy Strategy, Texas Instruments Incorporated (2008-2010) Senior Vice President, General Manager of DLP Products Division, Texas Instruments Incorporated (2000-2008).

Linda Heller has served as our Chief Financial Officer and Treasurer since June 2024 and as our Secretary since May 2025. Prior to joining Solid Power, Ms. Heller served as Chief Financial Officer of Swell Energy, Inc., a distributed solar energy resource and deployment platform company, from May 2021 until June 2024. Prior to Swell Energy, Inc., Ms. Heller served as Chief Financial Officer and Corporate Secretary of Deca Technologies, Inc., a wafer technology company, from September 2017 to March 2020, and as Chief Financial Officer of eSolar, Inc., an early-stage solar power plant technology company, from 2013 to 2017. Ms. Heller served as Senior Vice President, Finance and CFO of Power-One, Inc., a formerly publicly traded company with shares listed on Nasdaq, from 2008 until 2010. She has also served as a director since 2016 and as chairman of the board since June 2020 of Active Life Scientific, Inc., an early-stage medical device company. Ms. Heller holds a B.A. in Economics from Rice University and an M.S. in Management from the MIT Sloan School of Management.

Joshua Buettner-Garrett serves as our Chief Technology Officer. Mr. Buettner-Garrett joined Solid Power as Chief Technology Officer in November 2013. Prior to joining Solid Power Operating, Inc., he served as Program Manager of the Energy Storage Group at ADA Technologies, Inc., a research and product development business, from 2011 to 2013. He served as a Senior Research Scientist in the ADA Technologies' Energy Storage Group from 2010 to 2011. Mr. Garrett holds a B.S. in Mechanical Engineering from Arizona State University and a M.S. in Mechanical Engineering from Colorado State University.

Ms. Wright holds a B.A. in Economics and International Business and an M.S. in Engineering from the University of Michigan and an M.B.A. in Finance from Wayne State University. Business Experience Group Vice President of Engineering and Product Development, Johnson Controls International plc (2013-2018) Chief Executive Officer, Johnson Controls-Saft, and Vice President and General Manager-Hybrid Systems, Johnson Controls International plc (2007-2013) Office of the Chair and Executive Vice President Engineering, Product Development, Commercial and Program Management, Collins & Aikman Corporation (2006-2007) Director, Sustainable Mobility Technologies & Hybrid and Fuel Cell Vehicle Programs, Ford Motor Company (1988-2005). Other Public Company Boards: Group 1 Automotive, Inc.; Micron Technology, Inc.; Brunswick Corporation Directorships Within the Past Five Years: Maxim Integrated Products, Inc.; Delphi Technologies.

Mr. Stephens holds a B.S.B.A. in Accounting from Rockhurst University and a J.D. from St. Louis University School of Law. Business Experience Senior Executive Vice President and Chief Financial Officer, AT&T, Inc. (2011-2021) Senior Vice President and Controller, AT&T, Inc. (2001-2011) Vice President-Taxes, AT&T, Inc. (2000-2001). Other Public Company Boards: Freeport-McMoRan Inc.

Ms. Miziolek holds a B.A. in Political Science and Spanish and a J.D., each from Wayne State University. Business Experience Operator Advisor, Assembly Ventures (2021-present) Advisor, OurOffice, Inc. (2021-present) SVP, Chief Transformation Officer, General Counsel, Corporate Secretary, and Chief Compliance Officer, Cooper-Standard Holdings Inc. (2014-2019) Member, Director of the Automotive Industry Group, Dykema Gossett PLLC (1983-2014). Other Public Company Boards: Dauch Corporation (f/k/a American Axle & Manufacturing Holdings, Inc.) Directorships Within the Past Five Years: Exro Technologies Inc.; Tenneco, Inc.

Ms. Kreh holds B.B.A.s in Accounting and Analysis and Design of Business Information Systems from the University of Wisconsin-Madison and an M.B.A. from Duquesne University. Business Experience Chief Financial Officer and Chief Information Officer, Oil-Dri Corporation of America (2018-present) Chief Financial Officer and VP, Information Technology of Power Solutions business, Johnson Controls International plc (2010-2018) Vice President, Corporate Controller and Chief Accounting Officer, Johnson Controls International plc (2007-2010) Treasurer, PPG Industries, Inc. (2002-2007).

Dr. Goldberg holds a B.S. and M.S. in Electrical Engineering from Washington University, St. Louis, and a Ph.D. in Electrical Engineering from the University of California, Santa Barbara. Business Experience: Partner, DYDX Capital (f/k/a Finistere Ventures) (2021-present) President, Air Access (2020-present) Operating Partner, Venrock (2009-2020) Chief Executive Officer and/or Member of Board of Directors of a wide range of early-stage technology companies (2000-present)

Ms. Roe holds a B.S. in Electrical Engineering from the University of Florida and an M.S. in Electrical Engineering from the University of Central Florida. Business Experience Chief Executive Officer and Chancellor, University of North Texas System (2017-2021) Deputy Associate Administrator and Deputy Chief Operating Officer, National Aeronautics and Space Administration (NASA) (2014-2017) Center Director, NASA (2005-2014)

Mr. Awada holds a B.A. in Psychology from The Ohio State University. Business Experience Executive Vice President and Chief Human Resources Officer, Eaton Corporation plc (2025-present) Executive Vice President, Chief People Officer, PG&E Corporation and Pacific Gas and Electric Company (2024-2025) Executive Vice President and Chief Human Resources Officer, Tenneco Inc. (2018-2022) Global Vice President, Human Resources, Aptiv PLC (2015-2018) Vice President, Human Resources-Electrical Sector, APAC Region, Eaton Corporation plc (2011-2015).

Mr. Anderson holds an M.S. and B.S. in Industrial Engineering from Stanford University and a B.A. in Management Engineering from Claremont McKenna College. Business Experience Chief Executive Officer, WestRiver Group (2002-present) Executive Chairman, Singularity Group (2018-present) Chief Executive Officer and Executive Chairman, Topgolf International, Inc. (2015-2021). Other Public Company Boards: Topgolf Callaway Brands Corp. Directorships Within the Past Five Years: Decarbonization Plus Acquisition Corporation IV; Decarbonization Plus Acquisition Corporation II; Hyzon Motors, Inc.

On July 1, 2026, the Board of Directors of Solid Power, Inc. appointed Uwe Breitweg, Vice President Powertrain, Emission and Battery Strategy of the BMW Group, to its board of directors, effective July 1, 2026. Mr. Breitweg has more than two decades of leadership experience in the global automotive industry, with deep expertise in battery strategy, powertrain development, and vehicle engineering. He currently serves as Vice President Powertrain, Emission and Battery Strategy for the BMW Group, a role he has held since 2021. Previously, he served as Vice President Powertrain Systems Industrial Customers from 2016 to 2021 at the BMW Group.