ERII vs OPY Comparison

Energy Recovery Inc is an engineering-driven technology company. It is engaged in engineering, designing, manufacturing and supplying solutions that make industrial processes more efficient and sustainable. The company operates in three segments, Water, Emerging Technologies and Corporate. It offers energy recovery devices (ERDs) and pumps as well as related products and services to the reverse osmosis desalination market. The company derives a majority of the revenue from the Water segment. Geographically, the company operates in the U.S. and other international countries.

Oppenheimer Holdings Inc conducts activities in the securities industry. The company is involved in retail securities brokerage, investment banking (both corporate and public finance), institutional sales and trading, market-making, research, trust services, and investment advisory and asset management services. The company has two segments: Wealth Management, and Capital Markets. IT generates maximum revenue from Wealth Management Segment which includes commissions and fee income earned on assets under management (AUM), net interest earnings on client margin loans and cash balances, fees from money market funds, custodian fees and other activities. The company generates the majority of its revenue from the Americas, with the rest from Europe, the Middle East, and Asia.