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Graham Corporation, together with its subsidiaries, designs and manufactures fluid, power, heat transfer, and vacuum equipment for chemical and petrochemical processing, defense, space, petroleum refining, cryogenic, energy, and other industries. It offers power plant systems, including ejectors and surface condensers; torpedo ejection, propulsion, and power systems, such as turbines, alternators, regulators, pumps, and blowers; and thermal management systems comprising pumps, blowers, and drive electronics for defense sector. The company also provides rocket propulsion systems consisting of turbopumps and fuel pumps; cooling systems, which include pumps, compressors, fans, and blowers; and life support systems that comprise fans, pumps, and blowers for space industry. In addition, it offers heat transfer and vacuum systems, including ejectors, process and surface condensers, liquid ring pumps, heat exchangers, and nozzles; power generation systems, such as turbines, generators, compressors, and pumps; and thermal management systems comprising pumps, blowers, and electronics for energy sector. Further, the company offers heat transfer and vacuum systems consisting of ejectors, process and surface condensers, liquid ring pumps, heat exchangers, and nozzles for chemical and petrochemical processing industry. The company also services and sells spare parts for its equipment. It sells its products directly in the United States, the Middle East, Canada, Asia, South America, and internationally. Graham Corporation was founded in 1936 and is headquartered in Batavia, New York.

Greenland Technologies Holding Corporation develops, manufactures, and sells transmission products for material handling machineries in the People's Republic of China. The company offers transmission products for forklift trucks that are used in manufacturing and logistic applications, such as factories, workshops, warehouses, fulfillment centers, shipyards, and seaports. It is also involved developing powertrains, as well as electric industrial vehicles. Greenland Technologies Holding Corporation was founded in 2006 and is headquartered in East Windsor, New Jersey.

Seychelle Environmental Technologies, Inc. designs, assembles, and distributes absorption micron filters for portable filter devices worldwide. Its products include flip-top and pull top bottles, canteens, water pitchers, pure water pumps, stainless steel bottles, in-line filters, pure water bags, pure water pouches, and pure water straws, as well as Pump N' Pure. The company sells its products to individuals, dealers, distributors, multilevel marketing companies and missionaries, non-governmental organizations, and emergency relief organizations. It also sells its products as a private label supplier. The company was formerly known as Royal Net, Inc. and changed its name to Seychelle Environmental Technologies, Inc. in January 1998. Seychelle Environmental Technologies, Inc. was incorporated in 1986 and is based in Aliso Viejo, California.

Twin Disc, Incorporated designs, manufactures, and sells marine and heavy duty off-highway power transmission equipment in the United States, the Netherlands, China, Australia, Italy, and internationally. The company operates in two segments, Manufacturing and Distribution. Its principal products include marine transmissions, azimuth drives, surface drives, propellers, and boat management systems, as well as power-shift transmissions, hydraulic torque converters, power take-offs, industrial clutches, and controls systems. The company also provides non-twin disc manufactured products. It sells its products through a direct sales force and distributor network to customers primarily in the pleasure craft, commercial, and military marine markets, as well as in the energy and natural resources, government, and industrial markets. The company was incorporated in 1918 and is headquartered in Milwaukee, Wisconsin.