Energy Recovery, Inc., together with its subsidiaries, designs, manufactures, and sells energy efficiency technology solutions in the United States, North, South and Latin America, the Middle East, Northern Africa, Asia, and Europe. It operates through Water and Emerging Technologies segments. The company offers high and low pressure, and ultra high-pressure exchangers; AT and LPT hydraulic turbochargers; and high-pressure feed and circulation pumps for use in water treatment industries, including seawater and brackish desalination, and wastewater treatment. It also provides PX G1300, which reduces energy consumption and operating costs of carbon dioxide-based refrigeration systems; and spare parts, as well as repair, field, and commissioning services. The company sells its products under the ERI, PX, PX Pressure Exchanger, Pressure Exchanger, Ultra High-Pressure PX, PX G1300, PX PowerTrain, PX G, AT, and Aquabold brands to supermarket chains, cold storage facilities, refrigeration system installers or OEMs, and other industrial users; and aftermarket customers consisting of desalination plant owners and operators. Energy Recovery, Inc. was incorporated in 1992 and is headquartered in San Leandro, California.