Energy Recovery, Inc. designs, manufactures, and sells energy efficiency technology solutions across the Americas, the Middle East, Northern Africa, Asia, and Europe. It operates through the Water and Emerging Technologies segments. The company offers high-pressure, low-pressure, and ultra high-pressure exchangers; AT and LPT hydraulic turbochargers; and high-pressure feed and circulation pumps for water treatment, including seawater and brackish desalination and wastewater treatment. It also provides the PX G1300 for CO2-based refrigeration systems, along with spare parts and repair, field, and commissioning services. Products are sold under brands such as ERI, PX, PX Pressure Exchanger, Pressure Exchanger, Ultra High-Pressure PX, PX G1300, PX PowerTrain, PX G, AT, and Aquabold to supermarket chains, cold storage facilities, refrigeration system installers or OEMs, and other industrial users, as well as aftermarket customers including desalination plant owners and operators. Incorporated in 1992, the company is headquartered in San Leandro, California.