Advent Technologies
NASDAQ:ADNAdvent Technologies Holdings, Inc., an advanced materials and technology development company, operates in the fuel cell and hydrogen technology markets in North America, Europe, and Asia. It develops, manufactures, and assembles fuel cell systems and critical components that determine the performance of hydrogen fuel cells and other energy systems. The company offers high-temperature proton exchange membrane (HT-PEM) fuel cells, including membrane electrode assemblies, bipolar plates, and reformers, as well as provides fuel-cell stack assembly and testing services. It serves stationary power, portable power, automotive, aviation, energy storage, and sensor markets. The company is headquartered in Boston, Massachusetts.
Ault Global
NYSEAMERICAN:DPWAult Global Holdings, Inc. engages in the design, development, manufacture, and sale of customized and flexible power system solutions for the medical, military, telecom, and industrial markets. It operates through the following segments: DPC, DPL, Enertec, Digital Farms, and I.AM. The DPC segment includes Microphase, Coolisys, Power-Plus, and DP Lending. The DPL segment develops and manufactures some military and defense products being deployed in international naval fleets. The Enertec segment focuses on Middle East. The Digital Farms segment involves digital currency blockchain mining. The I.AM segment relates to restaurant operations. The company was founded in 1969 and is headquartered in Las Vegas, NV.