PFAS-credentialed site assessment & remediation that serve Massachusetts. Listings include both firms headquartered in Massachusetts and out-of-state firms with active Massachusetts project coverage. See the Massachusetts compliance page for contamination data and regulatory deadlines that drive this work.
Largest hazardous waste management firm in North America with dedicated PFAS services including AFFF collection, transport, and disposal at incineration facilities. Provides emergency response for PFA...
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.
Northeast-focused geotechnical and environmental firm with established PFAS practice covering Massachusetts MCP and New Hampshire/Vermont/Maine state PFAS programs. Performs site investigation, remedi...
Environmental and geotechnical consultancy with a dedicated PFAS practice. Offices include Wethersfield CT, Portland OR and Honolulu HI.
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.
Nonprofit applied science organization developing PFAS destruction technologies including supercritical water oxidation (SCWO) and PFAS Annihilator systems. Conducts PFAS treatability studies and fiel...
Employee-owned engineering and construction firm with PFAS treatment design, AFFF replacement programs at airports and military bases, and PFAS destruction technology evaluation. Active prime on DoD A...
Environmental laboratory and PFAS treatment company formed from Enthalpy Analytical, Vista Analytical Laboratory and ECT2. Runs PFAS analysis for drinking water, groundwater and soil, and supplies ion...
Remediation technology manufacturer and licensed applicator of PlumeStop colloidal activated carbon for in-situ PFAS plume treatment. Has documented PFAS field applications at AFFF sites in the US, EU...
Self-performing remediation contractor with significant AFFF/PFAS site experience at DoD installations and Superfund sites. Provides soil excavation, dewatering, and on-site treatment systems for PFAS...
Major federal contractor for DOD AFFF-impact investigation, IRP/MMRP site work, and PFAS remediation under USACE and AFCEC IDIQs.
Environmental science and engineering firm specializing in sediment and water resources with growing PFAS practice covering site investigation, fate-and-transport modeling, and remedial design for PFA...
National environmental and water resources consultant with PFAS site assessment, soil/groundwater remediation, and treatment system design services. Provides PFAS compliance support for industrial cli...
Lincoln, Rhode Island engineering firm with a Hartford, Connecticut office. Engineer for Plainville, Massachusetts' $26.3M PFAS water treatment plant and operates PFAS groundwater remediation using ac...
National environmental drilling and in-situ remediation services contractor with PFAS site investigation, high-resolution site characterization, and injection-based treatment delivery. Self-performs d...
Engineering and environmental consulting firm with offices in Greenville, South Carolina; Nashville, Knoxville and Johnson City, Tennessee; and Bridgeport, Charleston and Martinsburg, West Virginia. O...
Sustainability and environmental consultancy with a global PFAS service line — site investigation, product-stewardship advisory, and CERCLA/regulatory positioning support.
Hartford, Connecticut engineering firm with offices in New Haven and Providence. PFAS work includes the Eastern Connecticut Fire School AFFF investigation and a PFAS wastewater sampling protocol for a...
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.
East Coast engineering and environmental firm. PFAS site investigation and remediation work across Pennsylvania, New Jersey, and New York.
Environment & Health practice with a long PFAS toxicology and site-investigation track record, including expert-witness work in major PFAS litigation.
Environmental and management consulting firm with a heavy New Jersey and New York footprint. Significant PFAS site characterization and litigation-support work.
New Hampshire-based environmental engineering firm with active PFAS site characterization and remedial design work across New England. Provides PFAS treatment evaluation, groundwater modeling, and reg...
Multi-discipline engineering firm with combined municipal water treatment and remediation practices. Active in PFAS pilot studies, design-build, and Brownfields assessment.
Employee-owned national geotechnical and environmental consulting firm with PFAS site assessment, Phase II investigation, and remedial design services. Active across DoD, industrial, and airport PFAS ...
Mid-size U.S. environmental consulting and engineering firm with PFAS site investigation, treatment design, and compliance practices across the Northeast and Midwest.
Engineering and operations firm with offices in Providence RI, Middletown CT, Tampa FL, Duluth GA, St. Charles MO and three Montana cities. Designed and built the University of Rhode Island's interim ...
WSP acquired Wood's E&IS practice in 2022. Global PFAS investigation, AFFF site work, and treatment evaluation capabilities across federal and private-sector clients.
106 Massachusetts water systems tested above the EPA limit for PFOA or PFOS, 75 of them on average. The Massachusetts market brief (PDF plus a workbook with operator contacts) is a one-time $149 download. See a sample →