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Ohio Pure Water distributes a wide range of water purification and treatment equipment to customers throughout the US. Its products include chlorination systems, water softeners, water filters, reverse-osmosis equipment, UV sterilizers, and drinking water systems. Other equipment includes flexible hose units, float switches and valves, PVC air injectors, and mineral tanks and parts. The company conducts most of its sales through its Web site. Ohio Pure Water was founded in 1996 by president C. K. Moore, a former maintenance superintendent for the State of Ohio.

Organic Resource Management (formerly National Challenge Systems) has an organic approach to the disposal of waste material across Canada. Providing non-hazardous and organic waste disposal services, Organic Resource Management's services include cleaning catch basins, drains, grease-traps, and sewers; food-waste recycling; and raw material and product destruction. Organic Resource Management serves more than 8,000 commercial, industrial, institutional, and residential customers in British Columbia, Ontario, and Quebec. In 2008 it sold the non-core assets of non-hazardous liquid waste subsidiary A&A Anderson Tank Services to McRae's Environmental Services.

Orival manufactures self-cleaning water filters, automatic water filters, and strainers for industrial and agricultural use as irrigation filters, cooling tower filters, industrial water filters, and HVAC filters. The company has installed units in more than 40 countries. Orival's products are flexible in design so that the company can cater to a wide range of customized orders and local requirements -- form single units, flange-to-flange systems, and complete skid mounted packages, to diverse construction standards, alternate flanges, and voltage standards.

Ozocan can meet the ozone generator and purifier needs of its water and waste water clients. Ozocan (formerly Hankin Water Technologies) provides water-purification equipment for aquaculture, commercial aquariums, drinking-water treatment, industrial-waste treatment, and other uses. The company has also supplied ozone to laminating plants to speed up the application of polyethylene to paper. Ozone systems have been used to treat drinking water for decades, in both municipal and commercial bottling plants, and have been widely used in swimming pools since the 1950s. The company was established in 1954.

Pall Aeropower, a subsidiary of filtration products maker Pall, manufactures filtration equipment for use in the aerospace and defense industries, as well as for general industrial applications. The company's products are used in aircraft cabin air filtration, fixed wing and rotary wing aircraft, marine vessels, military land vehicles, and space vehicles. Its Portable Fluid Purifier automatically removes water, gases, solvents and particulate matter from coolants, hydraulic and lubrication fluids, and other liquids. The unit sells directly to customers in most of its markets, though Danish company Satair distributes to commercial airlines. Pall Aeropower is part of its parent's industrial business segment.

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