Campbell Hausfeld makes compressed-air equipment, with air compressors and pneumatic tools at the center of its business. Founded in Harrison, Ohio, in 1836 as a wagon and agricultural-equipment maker, the company entered air-compressor production in 1940 and air-tool production in 1945. Today, the MAT Industries brand is particularly known for quiet compressors designed to deliver full output with half the sound of conventional models.
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Eaton CompressorFrom a start in a rural Indiana bank basement, Eaton Compressor has grown since 1977 into a 60,000-square-foot facility near Dayton that manufactures air compressors in the USA. The Cain family remains involved, with Marvin Cain’s son Matt serving as CEO, while the company develops quieter and more energy-conscious systems such as its patented Silent Air and Smart Air technologies. Eaton also supports its equipment with in-house engineering, technical service and a nationwide service-center network.ENGLEWOOD, OH
EXAIR LLCFounded in 1983 by Roy Sweeney, Cincinnati-based EXAIR manufactures compressed-air products that help manufacturers clean, cool, convey and control static in production environments. Its in-house application engineers work directly with customers on product selection and application problems, while the company manufactures in the USA and commonly ships stocked orders the same day.CINCINNATI, OH
Allied Witan CompanyKnown in the Cleveland area for more than 75 years, Allied Witan Company makes industrial noise-control devices for pneumatic equipment. Its Atomuffler products help factories reduce harsh air-exhaust noise and dangerous blasts while keeping operations flowing cleanly.NORTH ROYALTON, OH
VortecSince 1961, Cincinnati-based Vortec has developed compressed-air equipment for industrial cooling, blowoff, cleaning and conveying. The company pioneered the practical industrial use of vortex-tube technology and now operates within Illinois Tool Works’ ITW Air Management business, pairing its products with application engineering for specialized manufacturing problems. Vortec’s core compressed-air products carry a 10-year warranty.CINCINNATI, OH