Membrane Specialists LLC designs, fabricates and commissions customized membrane-filtration systems for liquid separation, supported by laboratory testing and process-development services. Based in West Chester, the company draws on 30 years of experience, while principals David Pearson and Lewis Pain bring more than 70 years of combined membrane-technology experience and prior careers with PCI Membranes. Its independent approach to membrane selection spans applications from water treatment to food and beverage processing, with pilot systems available for trials from benchtop scale to 15,000 gallons per day.
GAMP
Compliance program
FDA
Compliance program
OsmonixFounded by equipment-design experts, chemical engineers and chemists, Lancaster-based Osmonix develops and manufactures membrane-treatment chemistry and water-filtration products for industrial purification and separation systems. Its in-house analytical and application labs go beyond product supply, testing membranes and investigating fouling so the team can recommend or design chemistry for a specific operating problem. Osmonix also engineers anti-scalants for demanding oilfield downhole conditions and distributes its U.S.-made products globally.LANCASTER, PA
LENSER Filtration GmbHFounded by Horst Lenser in 1969, LENSER Filtration GmbH makes precision-fit filter elements and related filtration solutions for solid-liquid separation. The Senden, Germany, company invented the membrane filter element in 1973 and now operates worldwide as part of the ANDRITZ Group, with 400 employees serving customers in more than 150 countries. Its work combines a broad product base with hands-on process advice and testing to match filtration equipment closely to each application.MONTOURSVILLE, PA
Steri TechnologiesFounded in 1988, Steri Technologies designs and manufactures USA-made filtration equipment and systems for demanding liquid-solid separation, with particular depth in chemical and pharmaceutical applications. Its FUNDA, ZWAG and CANDLE systems have been installed at hundreds of locations worldwide, while in-house engineering, ASME pressure-vessel fabrication and lab testing support highly customized installations. Steri also keeps U.S.-based spare parts and rental equipment available for short-term needs and ongoing service.BOHEMIA, NY
Micronics Engineered Filtration Group, IncMicronics Engineered Filtration Group designs and manufactures engineered filtration systems and filter media, including filter presses ranging from 150 mm to more than 2,000 mm. Now part of Cleanova, the company supports liquid-solid separation and air filtration through manufacturing plants across the United States and several international markets. Its capabilities extend from in-house laboratory work and custom equipment to field maintenance, with particular experience solving demanding industrial filtration problems.BETHLEHEM, PA