ECT Pursues U.S. OTCQB Listing as PFAS Remediation Market Accelerates

ECT is pursuing an OTCQB listing under ticker ECTHF ahead of pilot-scale deployment of its REM PFAS remediation technology — here's what the U.S. market entry means for investors.
By Josua Ferreira -
  • ECT has commenced the process to list on the OTCQB Venture Market under ticker ECTHF, with trading expected in Q3 2026, giving U.S. investors direct access to its PFAS remediation technology play in U.S. dollars.
  • The company's REM technology has achieved greater than 96% defluorination efficiency and up to 99.98% PFOA removal under laboratory conditions, targeting a gap where no scalable in-situ permanent destruction solution currently exists.
  • ECT holds an exclusive Rice University licence for Flash Joule Heating applied to PFAS-contaminated soil, and expanded that licence to cover granular activated carbon water treatment adsorbents for a one-off fee of just $10,000.
  • The U.S. EPA has finalised maximum contaminant levels for PFAS in drinking water, creating immediate regulatory-driven demand for remediation solutions and making the timing of ECT's U.S. market entry strategically significant.
  • The OTCQB listing is designed to serve dual purposes — broadening the capital base and establishing commercial credibility with U.S. environmental agencies and potential strategic partners ahead of pilot-scale deployment.

ECT pursues U.S. listing as PFAS remediation market accelerates

Environmental Clean Technologies has commenced the process to list on the OTCQB Venture Market under the ticker “ECTHF”, with trading expected to commence in Q3 2026, subject to OTC Markets Group approval and satisfaction of applicable listing requirements. The company has engaged Viriathus Capital LLC as its U.S. Corporate Adviser to manage the listing process.

The strategic move targets the United States, one of the largest and most immediately addressable markets for ECT’s Rapid Electrothermal Mineralisation (REM) PFAS remediation technology. The listing provides dual benefits: direct capital market access for U.S. investors and enhanced commercial positioning in the world’s largest PFAS remediation market at a critical regulatory inflection point.

Beyond capital raising, the OTCQB listing positions ECT to engage directly with U.S. environmental agencies, potential strategic partners, and commercial counterparties as the company advances toward pilot-scale deployment of its REM technology platform.

Why the U.S. PFAS market demands attention now

PFAS contamination affects military installations, industrial sites, and municipal water systems across the United States. The U.S. EPA has finalised maximum contaminant levels for PFAS in drinking water, compelling water utilities and site operators to implement remediation measures.

There is currently no scalable, in-situ solution for permanently destroying PFAS in soil. ECT’s REM technology is being developed precisely to address that gap, targeting a market where regulatory enforcement creates immediate demand for solutions that don’t yet exist at scale.

Establishing a U.S. presence now, before commercialisation, positions ECT for partnership discussions with the entities who will drive commercial adoption of PFAS remediation technologies.

What is PFAS and why is it difficult to destroy?

PFAS, known as “forever chemicals,” persist in the environment due to their exceptionally strong carbon-fluorine bonds. Traditional remediation methods typically contain PFAS rather than destroy it, relocating the problem without solving it.

Permanent destruction requires defluorination, the breaking of carbon-fluorine bonds. This is the critical measure that separates permanent PFAS destruction from temporary containment solutions.

ECT’s REM technology uses Flash Joule Heating (FJH) to achieve defluorination:

  • Laboratory results: greater than 96% defluorination efficiency
  • PFOA removal: up to 99.98%

These metrics matter because they differentiate permanent destruction from containment, addressing the core challenge that makes PFAS remediation technically difficult and commercially valuable.

REM Technology: PFAS Destruction Performance

For readers wanting to understand the engineering behind these figures, our full explainer on ECT’s REM defluorination results covers the laboratory conditions, temperature thresholds, and additive-free breakthrough that produced the 96%+ efficiency metrics, including the elimination of biochar requirements that materially improves scalability economics.

ECT’s technology platform and licensing position

ECT holds an exclusive licence from Rice University for the application of Flash Joule Heating (FJH) technology to PFAS-contaminated soil. The company has subsequently expanded that licence to cover the application of FJH to PFAS-contaminated adsorbents, including granular activated carbon (GAC) used in water treatment.

The GAC water treatment licence was secured for a one-off fee of just $10,000, with Flash Joule Heating demonstrating greater than 99.9% PFAS removal from spent granular activated carbon under laboratory conditions, underscoring the capital efficiency of the company’s multi-vertical expansion strategy.

This dual application addresses both soil remediation and water treatment adsorbent recycling, broadening the technology’s commercial scope.

Application Material Treated Status
Soil remediation PFAS-contaminated soil Exclusive licence
Water treatment PFAS-contaminated adsorbents (GAC) Expanded licence

The expanded licence scope positions ECT to target multiple segments of the PFAS remediation market, from site cleanup to water treatment facility operations.

Strategic benefits beyond capital markets

The OTCQB listing serves purposes beyond investor access. It provides direct commercial positioning benefits, enabling engagement with U.S. environmental agencies, potential partners, and commercial counterparties who are actively seeking PFAS solutions.

This positioning is particularly significant given ECT’s current stage. The company is advancing toward pilot-scale deployment of REM technology. Establishing U.S. presence now, before full commercialisation, positions ECT for partnership discussions at the stage where strategic relationships are formed.

Faldi Ismail, Chairman

“The listing also opens doors beyond capital markets, positioning us to engage directly with U.S. environmental agencies, potential partners, and commercial counterparties who are actively looking for solutions to the PFAS problem.”

The listing functions as both a capital markets tool and a commercial credibility mechanism, opening doors to the parties who will drive adoption of PFAS remediation technologies.

What the OTCQB listing means for shareholders

The OTCQB listing is expected to provide practical benefits for investors while maintaining ECT’s primary ASX listing. U.S. retail and institutional investors can invest and trade in ECT shares in U.S. dollars during U.S. market hours, enhancing liquidity and broadening the company’s shareholder base.

Key shareholder benefits include:

  1. Trade in U.S. dollars – removes currency conversion friction for U.S.-based investors
  2. Access during U.S. market hours – aligns trading availability with U.S. investor schedules
  3. Broader institutional and retail investor participation – attracts a new cohort of investors focused on U.S. environmental technology opportunities

Dual-market access can improve trading liquidity and expand the shareholder base beyond the ASX’s geographic reach, particularly among investors specifically tracking U.S. environmental remediation opportunities.

Next steps and timeline

Trading on the OTCQB Venture Market under ticker “ECTHF” is expected to commence in Q3 2026, subject to OTC Markets Group approval and satisfaction of applicable listing requirements.

The listing supports ECT’s broader commercialisation timeline as the company advances toward pilot-scale deployment of its REM technology platform. Establishing U.S. market presence now positions the company ahead of expected commercial discussions with environmental agencies and potential strategic partners.

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Frequently Asked Questions

What is ECT's REM technology and how does it destroy PFAS?

REM (Rapid Electrothermal Mineralisation) uses Flash Joule Heating to break the carbon-fluorine bonds in PFAS compounds, achieving permanent defluorination rather than containment. Under laboratory conditions, ECT has recorded greater than 96% defluorination efficiency and up to 99.98% PFOA removal.

What is the OTCQB Venture Market and why is ECT listing there?

The OTCQB is a U.S. over-the-counter equity market for early-stage and developing companies, allowing ECT to give U.S. investors direct access to its shares in U.S. dollars during U.S. market hours. ECT is listing under the ticker ECTHF with trading expected to commence in Q3 2026, subject to OTC Markets Group approval.

What licences does ECT hold for its PFAS remediation technology?

ECT holds an exclusive licence from Rice University to apply Flash Joule Heating technology to PFAS-contaminated soil, and has since expanded that licence to cover PFAS-contaminated adsorbents including granular activated carbon used in water treatment — the latter secured for a one-off fee of $10,000.

Why is PFAS so difficult to remediate and what makes ECT's approach different?

PFAS compounds are known as 'forever chemicals' because their carbon-fluorine bonds are exceptionally strong, meaning most remediation methods only contain or relocate PFAS rather than destroy it. ECT's Flash Joule Heating approach targets defluorination — the actual breaking of those bonds — which is the technical threshold that separates permanent destruction from temporary containment.

Will ECT's ASX listing be affected by the OTCQB listing?

No — ECT will maintain its primary ASX listing alongside the OTCQB listing, with the dual-market structure designed to broaden the shareholder base and improve liquidity rather than replace the existing ASX presence.

Josua Ferreira
By Josua Ferreira
Partnership Director
Josua Ferreira holds a Bachelor of Commerce in Marketing and Advertising and brings a background in publication, business development, and ASX market storytelling. He has worked with listed companies across the resource sector and broader market, combining sharp commercial instincts with a genuine commitment to keeping investors informed.
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