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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.
GAMCO Global Gold Natural Resources & Income Trust is a non-diversified closed-end management investment company. Its primary investment objective is to provide a high current income and capital appreciation as its secondary objective. To achieve its objective, the fund may invest majority of its assets in equity securities of companies principally engaged in the gold and natural resources industries. It also intends to earn income through an option planning of writing (selling) covered call options on equity securities in its portfolio.