Boston-based Advent Technologies Holdings, Inc. is at the forefront of the fuel cell and hydrogen technology industry. As an advanced materials and technology development company, Advent specializes in the development, manufacturing, and assembly of fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems. Advent's innovative offerings include high-temperature proton exchange membrane (HT-PEM) fuel cells, such as membrane electrode assemblies, bipolar plates, and reformers. The firm also offers fuel-cell stack assembly and testing services. With an eye on various markets, Advent caters to stationary power, portable power, automotive, aviation, energy storage, and sensor markets across North America, Europe, and Asia.