Energy Recovery, Inc. engages in the design and manufacture of industrial fluid flow solutions. The company is headquartered in San Leandro, California and currently employs 254 full-time employees. The company went IPO on 2008-07-02. The company designs and manufactures solutions that provide cost savings through improved energy efficiency in commercial and industrial processes, with applications across several industries. Its segments include Water and Emerging Technologies. The Water segment develops, sales and supports PX, hydraulic turbochargers and pumps used in seawater desalination and wastewater treatment activities. The Emerging Technologies segment develops, sales and supports activities related to emerging technologies, such as the PX G1300 used in industrial and commercial refrigeration applications. Its solutions are marketed, sold in, or developed for, the fluid-flow and gas markets, such as seawater and wastewater desalination, natural gas, chemical processing and CO2-based refrigeration systems, under the trademarks ERI, PX, Pressure Exchanger, PX Pressure Exchanger (PX), Ultra PX, PX G, PX G1300, PX PowerTrain, AT, and Aquabold.