WHO WE ARE: Koch Filter is a leading manufacturer of indoor air filtration solutions that protect the quality of life for individuals while protecting processes and equipment in the workplace. Our offerings are one of the broadest in the industry, which include medium and high efficiency filters, HEPA filters, disposable commercial and Industrial filters, automatic roll filters, pocket filters, pleated filters, carbon and gas phase filters, industrial coatings filtration, filter frames and housings, industrial cartridges and more! Primary applications for Koch Filter products range from residential to commercial and industrial applications, as well as specialty environments. Founded in 1966, Koch Filter incorporates fifty plus years of learning, innovation and product improvement into our family of products. With an experienced staff and strategically positioned manufacturing and distribution facilities across the US, Koch Filter is your trusted partner for filtration products. We are passionate about clean air. LOCATIONS Corporate Headquarters and Manufacturing Office 8401 Air Commerce Drive Louisville, KY 40219 (502) 634-4796 Midwest Sales and Manufacturing Office 4411-A Darien Street Houston, TX 77028 (713) 672-6550 Northeast Sales and Manufacturing Office 1653 State Street East Greenville, PA 18041 (215) 679-3135 West Coast Sales and Manufacturing Office 10290 Birtcher Drive Mira Loma, CA 91752 (951) 361-9017