Advent Technologies Holdings, Inc. is an advanced materials and technology development company focused on hydrogen fuel cells and related energy systems. The company develops and manufactures membrane electrode assemblies (MEAs), membranes, electrodes, fuel cell stacks, and complete fuel cell systems, and also services deployed systems. Advent also generates revenue from engineering work performed under Joint Development Agreements (JDAs) and Technology Assessment Agreements (TAAs) with OEMs, alongside grant-funded R&D programs. Its product roadmap centers on improving fuel-cell performance and cost-per-kW, including a next-generation “Advanced MEA” being developed with Los Alamos National Laboratory.