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 246 full-time employees. The company went IPO on 2008-07-02. Its segments include Water and Emerging Technologies. The Water segment includes development, sales and support of the PX, Turbochargers and pumps used in seawater desalination and industrial wastewater activities. The Emerging Technologies segment includes development, sales and support of 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 industrial wastewater desalination, chemical processing and refrigeration systems, under the trademarks ERI, PX, Pressure Exchanger, PX Pressure Exchanger (PX), Ultra PX, PX G, PX G1300, PX PowerTrain, AT, and Aquabold. The PX Pressure Exchanger energy recovery device is a contributor to the advancement of the seawater reverse osmosis desalination (SWRO) process.