PFAS-credentialed compliance consultants that serve Texas. Listings include both firms headquartered in Texas and out-of-state firms with active Texas project coverage. See the Texas 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.
Texas-headquartered engineering firm with a major municipal water practice supporting PFAS treatment evaluations, pilot studies, and MCL compliance planning for Texas and Southeast utilities.
Global engineering and EPC firm with PFAS treatment design, site investigation, and regulatory advisory work across federal and municipal sectors.
EHS consulting firm offering PFAS regulatory compliance, TSCA reporting (PFAS Section 8(a)(7)), air emissions assessment, and ITRC-guidance support. Major presence across TX, FL, and the Southeast.
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 firm with a substantial municipal water practice. PFAS treatment design, pilot studies, and SRF-funded project delivery.
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...
PFAS-treatment-specialty consultancy founded by ex-Hazen and Sawyer PFAS leaders. UCMR support, treatment evaluation, and regulatory compliance planning for water utilities nationwide.
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...
Global testing, inspection, and certification firm. PFAS analytical services across drinking water, wastewater, soil, and food packaging matrices.
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...
International environmental consultancy with a U.S. PFAS practice covering source investigations, ESA due diligence, regulatory navigation, and treatability evaluations. Active across MN-based industr...
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...
Largest U.S. firm exclusively dedicated to water/wastewater engineering. Significant PFAS pilot and design work for California and Western U.S. utilities.
Specialty EHS consultancy with a well-known PFAS practice covering source investigations, litigation support, fate and transport, and treatability studies. Frequently retained by industrial and Fortun...
Sustainability and environmental consultancy with a global PFAS service line — site investigation, product-stewardship advisory, and CERCLA/regulatory positioning support.
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...
Federal services contractor with major DoD environmental remediation portfolio including PFAS investigation, remedial action, and AFFF transition support at Air Force, Navy, and Army installations. Ho...
Global engineering consultancy with U.S. water practice supporting PFAS treatment evaluations, pilot studies, and UCMR-5 compliance for municipal utilities. Active in northeastern U.S. PFAS treatment ...
Employee-owned engineering and design firm with municipal water practice supporting UCMR-5 sampling, PFAS treatment planning, and MCL compliance for community water systems across the Midwest and Moun...
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...
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.