PFAS-credentialed treatment system designers & installers that serve Illinois. Listings include both firms headquartered in Illinois and out-of-state firms with active Illinois project coverage. See the Illinois compliance page for contamination data and regulatory deadlines that drive this work.
Municipal water engineering firm with Illinois offices including Crystal Lake, Chicago, Naperville and Peoria, and five Florida offices. Publishes a PFAS guide for water utilities.
Engineering and environmental firm founded in Freeport, Illinois, with seven Illinois offices and three in Iowa. Offers PFAS site assessment, water treatment design and Illinois EPA compliance support...
Employee-owned environmental engineering firm specializing in water and wastewater. PFAS treatability studies and full-scale design for U.S. utilities.
Largest granular activated carbon (GAC) manufacturer and treatment-system supplier in North America. Dominant vendor for PFAS GAC adsorption systems including IIJA-funded municipal projects.
Privately-held engineering firm with a deep municipal water practice. PFAS treatment evaluations, GAC and IX pilot studies, EC-SDC grant application support.
Acquired by Xylem in 2023. Major PFAS treatment-system integrator across GAC, ion exchange, and combined media solutions for municipal and industrial customers.
Water-focused engineering firm known nationally for PFAS treatment research and design. Led pilot work on GAC, IX, and RO for major utilities including OCWD and NYC DEP.
Global activated carbon manufacturer supplying virgin and reactivated GAC (AquaSorb series) for municipal and industrial PFAS removal. Operates US reactivation facilities and is a primary supplier to ...
Activated carbon manufacturer (Cabot Corporation division, formerly Norit) supplying powdered and granular activated carbon for PFAS adsorption in drinking water and industrial applications. Provides ...
Manufacturer of ion exchange resins including PFAS-selective anion exchange resins (ASM-125 series) used by municipal water utilities for PFOA/PFOS removal. Supplies resin media to engineering firms a...
Global water treatment EPC firm. PFAS removal via GAC, ion exchange, and emerging destruction technologies; design-build and BOOT contracts.
Georgia-based treatment system OEM providing packaged GAC and ion exchange systems specifically marketed for PFAS, arsenic, and emerging contaminant removal at small and mid-sized public water systems...
Minnesota-based startup commercializing PFAS capture-and-destruction technology using proprietary sorbent media followed by photochemical mineralization. Targets industrial wastewater, biosolids, and ...
Italian-headquartered water treatment OEM with US operations providing GAC adsorbers, ion exchange systems, and electrochemical treatment for PFAS removal. Markets the TETRA filtration and electrochlo...
St. Louis engineering firm with Illinois offices in Chicago, Edwardsville, Marion and O'Fallon. Prepared the PFAS remediation study for Portageville, Missouri's public water system, which received eme...
Global engineering and EPC firm with PFAS treatment design, site investigation, and regulatory advisory work across federal and municipal sectors.
German specialty chemicals company with US HQ supplying Lewatit ion exchange resins (TP 108 / S 6328 A) certified for PFAS removal from drinking water. Sells resin media to system integrators and util...
Ion exchange resin manufacturer with PFAS-selective IX media (PFA694E) used in municipal treatment systems nationwide.
Wisconsin municipal engineering firm. Water and wastewater system planning, PFAS treatment evaluations, and DNR-coordinated compliance work.
Minnesota-based water treatment equipment OEM providing GAC adsorption and ion exchange package systems for municipal PFAS removal. Builds skid-mounted and custom vessel systems for utility clients ac...
Process equipment manufacturer providing GAC contactors, IX vessels, and clarification systems used in municipal PFAS treatment trains. Designs and fabricates pressure vessels and underdrain systems f...
27 Illinois water systems tested above the EPA limit for PFOA or PFOS, 13 of them on average. The Illinois market brief (PDF plus a workbook with operator contacts) is a one-time $149 download. See a sample →