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The GDL Fund is a closed-ended equity mutual fund launched by GAMCO Investors, Inc. It is managed by Gabelli Funds, LLC. The fund invests in public equity markets across the globe. It invests in stocks of companies operating across diversified sectors. The fund invests in securities of companies involved in publicly announced mergers, takeovers, tender offers, and leveraged buyouts. It also invests in companies undergoing corporate reorganizations involving stubs, spin-offs, and liquidations. The fund benchmarks the performance of its portfolio against Bank of America Merrill Lynch 3 Month U.S. Treasury Bill Index. It was formerly known as Gabelli Global Deal Fund. The GDL Fund was formed on October 17, 2006 and is domiciled in the United States.

Hudson Technologies, Inc., through its subsidiary, Hudson Technologies Company, engages in the provision of solutions to recurring problems within the refrigeration industry in the United States. The company engages in the sale of refrigerant and industrial gas; provision of refrigerant management services consisting primarily of reclamation of refrigerants, re-usable cylinder refurbishment, and hydrostatic testing services; and RefrigerantSide services comprising system decontamination and recovery to remove moisture, oils, and other contaminants. It also offers Chiller Chemistry, which integrates several fluid tests of an operating system and the corresponding laboratory results into an engineering report; Fluid Chemistry, an abbreviated version of Chiller Chemistry, which is designed to quickly identify systems that require further examination; SmartEnergy OPS, a web-based real time continuous monitoring system, for measuring, modifying and improving the efficiency of energy systems, including air conditioning and refrigeration systems, in industrial and commercial applications; and ChillSmart, which combines the system optimization with Chiller Chemistry for providing a snapshot of a packaged chiller's operating efficiency and health. In addition, the company participates in the generation of carbon offset projects. It serves commercial, industrial, and governmental customers, as well as refrigerant wholesalers, distributors, contractors, and refrigeration equipment manufacturers. The company was incorporated in 1991 and is headquartered in Woodcliff Lake, New Jersey.

Taylor Devices, Inc. engages in design, development, manufacture, and marketing of shock absorption, rate control, and energy storage devices for use in machinery, equipment, and structures in the United States, Asia, and internationally. Its products include seismic dampers that are designed to mitigate the effects of earthquakes on structures; Fluidicshoks, which are compact shock absorbers primarily used in defense, aerospace, and commercial industries; and crane and industrial buffers, which are larger versions of the Fluidicshoks for industrial application on cranes and crane trolleys, truck docks, ladle and ingot cars, ore trolleys, and train car stops. The company's products also comprise self-adjusting shock absorbers that include versions of Fluidicshoks, and crane and industrial buffers, which automatically adjust to various impact conditions and are designed for high cycle application primarily in the heavy industry; liquid die springs that are used as component parts of machinery and equipment used in the manufacture of tools and dies; vibration dampers, which are primarily used by aerospace and defense industries to control the response of electronics and optical systems subjected to air, ship, or spacecraft vibration; machined springs used in the aerospace applications; and custom actuators for special aerospace and defense applications. It markets its products through a network of sales representatives and distributors. The company was incorporated in 1955 and is headquartered in North Tonawanda, New York.