General Info

Based in Aurora, Ill., Custom Filter LLC is one of the leading manufacturers of specialty filters for a wide variety of custom applications. Operational for over 60 years, its capabilities include pleating, die cutting, ultrasonic welding, engineered production lines, plastic molding and molecular/gas phase, to name a few. The company also designs and manufactures filtration solutions for many small and large Original Equipment Manufacturers (OEMs). Moreover, Custom Filter LLC offers extensive validation programs including HEPA and ULPA testing. It has formed strategic alliances and partnerships with many of the top filtration companies, labs, design firms and suppliers.