PFAS-credentialed compliance consultants that serve Indiana. Listings include both firms headquartered in Indiana and out-of-state firms with active Indiana project coverage. See the Indiana compliance page for contamination data and regulatory deadlines that drive this work.
Employee-owned environmental engineering firm specializing in water and wastewater. PFAS treatability studies and full-scale design for U.S. utilities.
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...
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.
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.
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...
Public-health and water testing organization headquartered in Ann Arbor. PFAS lab services plus NSF/ANSI 53 and 58 certification of treatment devices for PFOA/PFOS reduction.
Michigan environmental consulting firm. Notable PFAS work on the Wolverine Worldwide / 3M tannery contamination cases in Belmont and northern Kent County.
Ohio municipal engineering firm. Water utility compliance planning, PFAS treatment evaluations, and OEPA WSRLA grant coordination.
Wisconsin-based municipal engineering firm specializing in water and wastewater with active PFAS treatment evaluations and MCL compliance planning for Wisconsin and Upper Midwest utilities.
Gainesville, Florida environmental consulting firm with offices in Orlando, Tallahassee and Tampa and a Chicago-area office in Lombard, Illinois. Conducts PFAS site investigations and develops treatme...
Multi-discipline engineering firm with a strong water practice supporting PFAS treatment design (GAC/IX), UCMR-5 sampling, and MCL compliance planning for utilities across the South Central and Southe...
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.
Michigan-based engineering and environmental consulting firm. PFAS site investigation and Phase II ESA work under EGLE's Part 201 program.
Wisconsin municipal engineering firm. Water and wastewater system planning, PFAS treatment evaluations, and DNR-coordinated compliance work.
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 ...
Ohio-headquartered environmental consulting firm with PFAS investigation, brownfield assessment, and remediation services across the Midwest.
Michigan-based municipal engineering firm. Water-utility compliance planning, PFAS treatment evaluations, and EGLE grant application support.
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.
19 Indiana water systems tested above the EPA limit for PFOA or PFOS, 6 of them on average. The Indiana market brief (PDF plus a workbook with operator contacts) is a one-time $149 download. See a sample →