Since 1946, Pall Corporation has designed and manufactured filtration, separation and purification products for demanding industrial, life-science and technology applications. Its global operation pairs these technologies with scientific, maintenance and mobile filtration services, and its manufacturing and service sites hold certifications including ISO 9001 and ISO 13485.
ISO 9001
certification
ISO 13485
certification
ISO 14001
certification
ISO 22301
certification
ISO 3834
certification
ISO 50001
certification
ISO 45001
certification
SAE AS9100
certification
National Board
certification
ASME
certification
Medical Device Directive 93/42/EEC
certification
ANSI-NSF
certification
Pressure Equipment Directive
certification
Halal
certification
Kosher
certification
Walker FiltrationWalker Filtration designs and manufactures purification solutions for compressed air, gas and vacuum systems, with its global headquarters in Washington, Tyne & Wear. The company has more than 40 years of experience, has manufactured over 2.2 million products and serves customers in more than 100 countries. Its Washington operation combines product development, engineering, testing and certification, while its OEM-focused manufacturing is supported by ISO 9001 accreditation maintained for more than 20 years.ERIE, 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
Donaldson Company, IncFounded in 1915, Donaldson Company, Inc. makes filtration products and engineered solutions that protect equipment, processes and air quality across industries worldwide. From heavy-duty engine filters to industrial dust and mist collection, the company combines a global presence—with 150 locations, 10 innovation centers and 1,300 scientists and engineers—with more than 50 years of filtration service and repair experience.MC DONALD, PA
R.P. Fedder IndustrialSince 1959, Rochester-based R.P. Fedder Industrial has designed and manufactured custom and OEM filters, with its roots in the toner-bag filters made for early Xerox machines. The company also stocks and distributes standardized filtration equipment and has spent more than 40 years designing cleanrooms and clean workstations, including some of the first in the Greater Rochester area. R.P. Fedder is ISO 9001:2015 certified for custom-filter design and manufacture and joined the Rensa family in 2023.ROCHESTER, NY