ERII vs NRK Comparison

Energy Recovery Inc designs and manufactures energy-saving technologies. The firm uses its proprietary pressure exchanger technology to help customers in multiple industries improve their operations and lower their emissions. Using its proprietary technology, it offers energy recovery devices, including pressure exchangers, pumps, and turbochargers, mainly used for seawater desalination and wastewater treatment. Additionally, the company is involved in the development of emerging technologies, such as the PX G1300 used in industrial and commercial refrigeration applications. The firm's reportable operating segments are: Water, which generates maximum revenue, and Emerging Technologies. Geographically, it generates maximum revenue from the Middle East, and the rest from other markets.

Nuveen New York AMT-Free Quality Municipal Income Fund is a closed-end investment company. The Fund seeks to provide current income exempt from regular federal, New York State, and New York City income taxes, and from the federal alternative minimum tax for individuals, while enhancing portfolio value relative to the municipal bond market by investing in tax-exempt municipal bonds considered underrated, undervalued, or from undervalued municipal market sectors. It may invest in municipal securities such as lease obligations and certificates of participation, which provide an undivided interest in pools of municipal leases or installment purchase agreements.