PFAS-credentialed treatment system designers & installers that serve Pennsylvania. Listings include both firms headquartered in Pennsylvania and out-of-state firms with active Pennsylvania project coverage. See the Pennsylvania compliance page for contamination data and regulatory deadlines that drive this work.
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.
Acquired by Xylem in 2023. Major PFAS treatment-system integrator across GAC, ion exchange, and combined media solutions for municipal and industrial customers.
Pennsylvania-based national engineering firm. PFAS treatment design, PENNVEST grant coordination, and water utility compliance planning.
Ion exchange resin manufacturer with PFAS-selective IX media (PFA694E) used in municipal treatment systems nationwide.
Top-5 global engineering firm with deep PFAS practice — treatment system design-build, AFFF investigation at DOD installations, and regulatory consulting.
Employee-owned engineering firm with a substantial municipal water practice. PFAS treatment design, pilot studies, and SRF-funded project delivery.
Privately-held engineering firm with a deep municipal water practice. PFAS treatment evaluations, GAC and IX pilot studies, EC-SDC grant application support.
PFAS-treatment-specialty consultancy founded by ex-Hazen and Sawyer PFAS leaders. UCMR support, treatment evaluation, and regulatory compliance planning for water utilities nationwide.
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.
Major federal contractor for DOD AFFF-impact investigation, IRP/MMRP site work, and PFAS remediation under USACE and AFCEC IDIQs.
Global water treatment EPC firm. PFAS removal via GAC, ion exchange, and emerging destruction technologies; design-build and BOOT contracts.
Long Island-headquartered municipal engineering firm. Heavy New York / New Jersey water utility PFAS treatment design and 1,4-dioxane compliance work.
Global engineering and EPC firm with PFAS treatment design, site investigation, and regulatory advisory work across federal and municipal sectors.
Multi-discipline engineering firm with combined municipal water treatment and remediation practices. Active in PFAS pilot studies, design-build, and Brownfields assessment.
Michigan-based municipal engineering firm. Water-utility compliance planning, PFAS treatment evaluations, and EGLE grant application support.