Portsmouth / New Hampshire / United States
Powerspan Corporation develops and commercializes proprietary, multipollutant control and carbon dioxide capture technologies for electric power plants. Founded in 1994, it is a privately held company that is a member of the New Hampshire Businesses for Social Responsibility. The company utilizes the Electro-Catalytic Oxidation ECO system, which is an integrated air pollution control technology that removes sulfur dioxide and mercury from coal-fueled power plants. Its ECO technology is applied to coal combustion systems. The company is engaged in research and development that focuses on proprietary technology to improve the efficiency of power generation. Powerspan Corporation participates in a variety of community events and programs.