Solid Power, Inc. announced that David Jansen, Solid Power's Chairperson of the Board, will step down as Chairperson on September 1, 2023 and will retire from the company effective October 8, 2023. John Stephens, Solid Power's Lead Independent Director, will become Chairperson of the Board on September 1, 2023. Mr. Jansen began his involvement as an advisor to Solid Power shortly after the company's inception.

In 2014, he was named Chairperson, and in 2017, company President. Mr. Jansen took a crucial operating role at the company, raised substantial capital, and built out its executive team. In November 2022, Mr. Jansen was named Interim Chief Executive Officer, a post he held until June 2023, when the company named John Van Scoter as CEO.