PFAS-credentialed compliance consultants that serve Montana. Listings include both firms headquartered in Montana and out-of-state firms with active Montana project coverage. See the Montana compliance page for contamination data and regulatory deadlines that drive this work.
Employee-owned engineering and environmental consulting firm with a dedicated PFAS practice; particularly active on Minnesota industrial and municipal PFAS sites including 3M-area work and treatment s...
Privately-held engineering firm with a deep municipal water practice. PFAS treatment evaluations, GAC and IX pilot studies, EC-SDC grant application support.
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.
Employee-owned A/E firm with a national water practice that has designed PFAS treatment systems (GAC, IX, RO) for multiple U.S. utilities. Active in UCMR-5 sampling support and EPA MCL compliance plan...
Water engineering firm with offices in Grand Forks, Fargo, Bismarck, Minot and Williston ND, three South Dakota cities and four Montana cities. Offers PFAS sampling plans, treatment feasibility studie...
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...
Employee-owned environmental consulting and engineering firm. PFAS UCMR sampling support, AFFF site investigation, and compliance planning for water systems and DOD clients.
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 ...
Employee-owned environmental and engineering firm with a dedicated PFAS practice covering source investigations, fate and transport modeling, treatability studies, and ITRC-guidance-aligned site chara...
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.