What is Perma-Fix Environmental Services's market cap?

Perma-Fix Environmental Services (PESI) has a market capitalization of $332.5M and trades on NASDAQ.

Who are Perma-Fix Environmental Services's competitors?

Perma-Fix Environmental Services's key competitors include Clean Harbors, Republic Services Inc., TOMI Environmental Solutions, Inc., and others. These companies compete in similar markets and product categories.

Who does Perma-Fix Environmental Services partner with?

Perma-Fix Environmental Services's notable partners include Campoverde Srl.

What subsidiaries does Perma-Fix Environmental Services have?

Perma-Fix Environmental Services's subsidiaries include Perma-Fix Northwest Richland, Inc., Perma-Fix of Florida, Diversified Scientific Services, Inc., and others.

Where is Perma-Fix Environmental Services headquartered?

Perma-Fix Environmental Services is headquartered in United States of America and employs approximately 297 people. It has been publicly traded since 1992.

Perma-Fix Environmental Services

PESI

Perma-Fix Environmental Services, Inc. is a leading provider of nuclear and mixed waste management services, specializing in the treatment of radioactive and hazardous materials.

Market cap

$332.47M+60.3%

Table of contents

Earnings

Q1 2026 report

May 6, 2026

Revenue$11.1MMiss by $1.8M EPS-$0.40Miss by $0.16

Read the full report

Next report

Aug 6, 2026 (In 1 week)

Revenue estimate$14.5M

EPS estimate-$0.17

Competitors

By market cap

Waste Management$95.5B+4.2%

Republic Services$66.7B-11.5%

Clean Harbors$15.9B+27.1%

Casella Waste Systems$5.7B-17.4%

Perma-Fix Environmental Services$332.5M+46.1%

QRH

Quest Resource Holdings$26.3M-39.1%

TOMI Environmental Solutions$12.9M-33.1%

AWX

Avalon Holdings$10.0M-3.1%

By revenue growth

Casella Waste Systems+14.9%

Waste Management+7.2%

Clean Harbors+5.1%

Republic Services+3.2%

By net margin

Republic Services13.0%+0.1pp

Waste Management11.12%-0.2pp

Clean Harbors7.03%+0.6pp

Casella Waste Systems0.85%-0.6pp

Profile

Perma-Fix Environmental Services, Inc. is a leading provider of nuclear and mixed waste management services, specializing in the treatment of radioactive and hazardous materials. The company offers a comprehensive suite of environmental solutions including decontamination, decommissioning, and radiological protection for government and commercial clients. Through its proprietary research and development, the company is also commercializing advanced technologies for the permanent destruction of per- and polyfluoroalkyl substances (PFAS).

Competitive position

A specialized leader in nuclear waste treatment with high barriers to entry due to complex RCRA, TSCA, and radioactive material licensing requirements.

GeographiesUnited States, Canada, Mexico, United Kingdom, European Union

Customer segmentsGovernment Agencies, Utilities, Industrial Enterprises, Research Institutions

Business modelProject-based services, Fixed-price contracts, Technology licensing, Bidding-based procurement

SuppliersSpecialized labor unions, Regulatory permit issuers, Laboratory equipment suppliers, Thermal treatment technology components

CustomersU.S. Department of Energy (DOE), U.S. Department of War (DOW), Nuclear power plant operators, Firefighting foam (AFFF) generators, International research centers

CountryUnited States of America

Listed1992

Employees297.0

CEOMark J. Duff

SectorIndustrials

IndustryWaste Management

Websiteperma-fix.com

FilingsSEC EDGAR

Questions, answered.

What is Perma-Fix Environmental Services's market cap?: Perma-Fix Environmental Services (PESI) has a market capitalization of $332.5M and trades on NASDAQ.
Who are Perma-Fix Environmental Services's competitors?: Perma-Fix Environmental Services's key competitors include Clean Harbors, Republic Services Inc., TOMI Environmental Solutions, Inc., and others. These companies compete in similar markets and product categories.
Who does Perma-Fix Environmental Services partner with?: Perma-Fix Environmental Services's notable partners include Campoverde Srl.
What subsidiaries does Perma-Fix Environmental Services have?: Perma-Fix Environmental Services's subsidiaries include Perma-Fix Northwest Richland, Inc., Perma-Fix of Florida, Diversified Scientific Services, Inc., and others.
Where is Perma-Fix Environmental Services headquartered?: Perma-Fix Environmental Services is headquartered in United States of America and employs approximately 297 people. It has been publicly traded since 1992.