Founded in 1944 as a filter manufacturer, Kleen Test Products Corporation now develops and contract-manufactures packaged consumer goods for brands worldwide. The Port Washington-based company is particularly known for its long history in wet wipes and dryer sheets, along with precision die cutting of nonwoven pads for personal-care products. Its FDA- and EPA-registered facilities in Wisconsin and Ohio support a start-to-finish manufacturing service, from product development and testing through production and packaging.
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Diamond Wipes International IncDiamond Wipes International is a USA-based contract manufacturer of wet wipes, disinfectant wipes, and personal care products, serving brands, retailers, and distributors across North America since 1994. The company manufactures over 2,000 products across beauty, baby, health, household, men's care, and pet categories, producing more than 45 million units per month from its FDA-registered, EPA-registered, and ISO-certified facilities in Chino, CA and Fredonia, WI. With over 30 years in business, 420+ employees, and 55+ production lines, Diamond Wipes provides turnkey services from formulation and R&D through production, packaging, and quality assurance.BUCYRUS, OH
Premier Care IndustriesFounded in 1997 by Ouri Neman, Premier Care Industries manufactures wet wipes and other hygiene products for store brands, national brands and contract customers. The family-run company grew from feminine hygiene manufacturing into a U.S.-based operation with two Hauppauge facilities and a third manufacturing location added in Arlington, Texas in 2025. Its FDA- and EPA-registered facilities support custom formulations and private-label production, with an in-house R&D team and a 175,000-plus-square-foot warehouse serving larger programs.HAUPPAUGE, NY
Berk InternationalFor more than 35 years, Berk International has manufactured disposable wiping cloths, towels and tissue products from its Boyertown, Pennsylvania operation. The privately held Berk family company pairs standard products with custom converting, offering more than 700 wiping solutions from a 275,000-square-foot facility with 17 production lines running around the clock. Its consultative approach helps distributors match products to demanding cleaning applications, including specialized wipes for delicate optical and electronic surfaces.BOYERTOWN, PA
Radienz LivingWith more than 30 years in the category, Radienz Living manufactures home and personal care products for brands and retailers across North America. Its specialty is turning wipes and water-soluble detergent pacs into private-label and contract-manufactured products, supported by in-house formulation, testing and vertically integrated production. The company operates manufacturing plants and warehouses in North America and emphasizes sustainable materials and packaging in its product development.MELVILLE, NY