PFAS-credentialed site assessment & remediation that serve Wisconsin. Listings include both firms headquartered in Wisconsin and out-of-state firms with active Wisconsin project coverage. See the Wisconsin compliance page for contamination data and regulatory deadlines that drive this work.
Top-5 global engineering firm with deep PFAS practice — treatment system design-build, AFFF investigation at DOD installations, and regulatory consulting.
Global consultancy with one of the most-cited PFAS practices in industry. AFFF impact investigation, foam fractionation R&D, and litigation-support technical work.
Environmental engineering and applied science firm widely recognized as a PFAS R&D thought leader. Leading work on in-situ treatment, colloidal activated carbon, and AFFF site characterization.
Major federal contractor for DOD AFFF-impact investigation, IRP/MMRP site work, and PFAS remediation under USACE and AFCEC IDIQs.
Global engineering firm with significant U.S. PFAS investigation and remediation work, including AFFF impact assessments and industrial-site liability evaluations.
Global engineering and EPC firm with PFAS treatment design, site investigation, and regulatory advisory work across federal and municipal sectors.
Environment & Health practice with a long PFAS toxicology and site-investigation track record, including expert-witness work in major PFAS litigation.
Multi-discipline engineering firm with combined municipal water treatment and remediation practices. Active in PFAS pilot studies, design-build, and Brownfields assessment.
Mid-size U.S. environmental consulting and engineering firm with PFAS site investigation, treatment design, and compliance practices across the Northeast and Midwest.