Advent Technologies Holdings, Inc. (NASDAQ: ADN) completed its business combination with AMCI Acquisition Corp. in early February 2021, becoming a publicly traded clean-energy company focused on hydrogen fuel cell technology and advanced membrane electrode assemblies. AMCI Acquisition Corp., sponsored by AMCI Group, a metals and mining-focused private equity firm, had completed its SPAC IPO in 2019 targeting the energy transition sector. The February 9, 2021 Form 8-K filing with the SEC formalized the closing of the merger, with the combined entity retaining the Advent Technologies Holdings name and ADN ticker. The company operates in the fuel cell and hydrogen energy industry. Sign up at SpacDesk for full filing history, deal timelines, and sponsor data on Advent Technologies and hundreds of other SPAC transactions.