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GS ENVIRONMENTAL, INC.

UEI: F1K4HJHUBL18CAGE: 5MF53

GS ENVIRONMENTAL, INC. is a federal contractor, registered under UEI F1K4HJHUBL18 and CAGE code 5MF53. It has been awarded $21,064,628 in federal contracts. Primary work spans Hazardous Waste Treatment and Disposal, Hazardous Waste Collection, and Unknown NAICS. Top awarding agencies include Department Of Defense, Department Of The Interior, and Other agencies (4 agencies, <0.5% each).

Contact Information

Registration and classification details

Registration

UEI Code

F1K4HJHUBL18

CAGE Code

5MF53

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationSubchapter S CorporationWoman-Owned BusinessWomen-Owned Small Business

NAICS Codes

541611Administrative Management and General Management Consulting Services
541614Process, Physical Distribution, and Logistics Consulting Services
562112Hazardous Waste Collection
562119Other Waste Collection
562211Hazardous Waste Treatment and Disposal(Primary)
+3 more

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

GS Environmental, Inc. specializes in the treatment and disposal of hazardous waste for U.S. Department of Defense installations, delivering full-cycle environmental remediation services that include characterization, containment, transportation, and compliant disposal of D004-11 and other regulated...

GS Environmental, Inc. specializes in the treatment and disposal of hazardous waste for U.S. Department of Defense installations, delivering full-cycle environmental remediation services that include characterization, containment, transportation, and compliant disposal of D004-11 and other regulated hazardous constituents. The company’s technical expertise encompasses RCRA-compliant waste management protocols, metal decontamination processes, and the handling of mixed hazardous and universal wastes across diverse military operational environments. Their capability is distinguished by precision in waste stream classification, adherence to EPA and DoD environmental standards, and rapid response logistics tailored to active installation needs, ensuring minimal disruption to mission-critical operations. The contractor maintains a consistent, long-standing relationship with the Department of Defense, providing mission-critical hazardous waste services at installations nationwide, including locations in Texas, Florida, and Nevada. Work is typically executed under time-sensitive, site-specific task orders supporting base realignment, facility decommissioning, and ordnance cleanup initiatives. There is no evidence of sustained engagement with non-DoD federal agencies beyond limited activity with the Department of the Interior. GS Environmental operates exclusively within the hazardous waste treatment and disposal sector, with 562211 as its dominant NAICS code, reflecting a narrow, high-focus market positioning centered on defense-related environmental compliance. The firm does not engage in general waste collection or non-hazardous remediation, instead concentrating on complex, regulated waste streams requiring specialized handling, documentation, and disposal at licensed TSDFs. As a Women-Owned Small Business and Woman-Owned Business certified contractor, GS Environmental leverages federal procurement preferences to serve as a responsive, agile partner within the defense environmental services market. Based in Port Orchard, Washington, the company maintains a lean, focused operational structure optimized for rapid mobilization and compliance-driven execution across DoD installations nationwide.

Key Performance Metrics

Awards Count

1,197

All time

Active

126

Currently performing

Completed

1,054

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency
Department Of Defense$20.6M97.8%Department Of The Interior$389.3K1.9%
Other agencies (4 agencies, <0.5% each)$67.3K0.3%
Awards by NAICS
Awards by Agency Over Time
Awards by Place of Performance

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Open opportunities in GS ENVIRONMENTAL, INC.'s top NAICS codes and agencies

NAICS: 562211
New
SLED
CLASS B AQUEOUS FILM-FORMING FOAM (AFFF) REMOVAL AND DISPOSAL
Solicitation # 4527
The City of Santa Monica Fire Department is soliciting bids for the removal, cleaning, and off-site disposal of Class B Aqueous Film-Forming Foam (AFFF) from twelve vehicles, consisting of ten Type 1 Engines, one Aircraft Rescue Crash Apparatus, and one Aircraft Rescue Utility. The scope of work involves isolating and removing PFAS and PFOA chemicals from tanks, plumbing, and valves, followed by three to five approved chemical or water flushes using EPA Method 537 for vehicles and EPA Method 1633 for rinsate. The total estimated volume for removal is 672 gallons. The successful vendor must provide final documentation, laboratory analysis, and compliance reports verifying proper disposal at a designated hazardous waste facility, including waybills and invoices. Bids must be submitted electronically via the City's online vendor portal by November 4, 2026, at 3:00 pm PT. Qualified bidders must possess a City of Santa Monica Business License and demonstrate at least three years of recent experience performing AFFF clean-outs for California professional fire departments and FAA-indexed airport fire resources. Award selection is based on the best bidder, with the City evaluating price, quality, capacity, and experience. The contract requires a payment bond and comprehensive insurance coverage, including Workers' Compensation with a minimum of $1,000,000 per accident. The City reserves the option to extend the resulting agreement for four additional one-year renewal periods.
D190 FIRE DEPARTMENT

POSTED

about 14 hours ago

DEADLINE

in 7 days
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NAICS: 562211
New
SLED
Hazardous Waste Collection & Disposal Services
Solicitation # RFP-299-3145701-JDW
OC Waste and Recycling is soliciting proposals for hazardous waste collection and disposal services under RFP-299-3145701-JDW. The selected contractor must be a California registered hazardous waste management business responsible for a full range of services, including staffing, sorting, recycling, treating, sampling, packaging, labeling, manifesting, transporting, and disposing of household hazardous waste from Orange County Landfills and Collection Centers. The contract is scheduled to begin on July 1, 2027, for an initial term of three years. Performance must comply with a rigorous set of federal and state regulations, including CFR Titles 29, 40, and 49, as well as California Code of Regulations Titles 8, 22, and 26, and the California Health and Safety Code. The procurement process involves a three-phase evaluation consisting of a written response, a presentation or interview, and a cost proposal. Bidders are evaluated on technical expertise, regulatory compliance, and their strategic approach, with specific preferences granted to certified Orange County Local Small Businesses and Disabled Veteran Business Enterprises. Proposals must be submitted by November 25, 2026, and must adhere to a strict 40-page limit for the main proposal section. The contractor is required to appoint a Project Manager and maintain strict adherence to the Materials Exchange Program Quality Assurance Plan and DOT placarding requirements. Payment is managed through the OC Waste and Recycling accounts payable office in Santa Ana, with options for Electronic Fund Transfer.
OC Waste & Recycling

POSTED

about 16 hours ago

DEADLINE

in 28 days
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NAICS: 562211
New
SLED
EPA- Statewide Aqueous Film-Forming Foam (AFFF) Collection, Transportation, and Destruction Services RFP
Solicitation # SRC0000041579
The State of Ohio, through the Department of Administrative Services on behalf of the Ohio Environmental Protection Agency, is soliciting proposals for the collection, transportation, and destruction of registered aqueous film-forming foam (AFFF) across designated East and West geographic zones. The selected contractor will be responsible for managing the entire lifecycle of the material, utilizing a milk run process to collect AFFF from generators such as fire departments and airports. Key requirements include the use of a demonstrated PFAS destruction technology capable of breaking carbon-fluorine bonds, maintaining a barcode-based chain-of-custody tracking system from intake to final disposal, and adhering to all Department of Transportation labeling and marking regulations. The desired deadline for the destruction of all materials is December 31, 2027. Proposals must be submitted electronically via the OhioBuys portal by November 23, 2026. The evaluation process is based on a scoring system totaling 315 points, with 265 points allocated to technical requirements and 50 points to cost. Offerors must provide per-gallon unit pricing for both sealed and unsealed containers for each zone. A comprehensive set of required forms must be submitted, including documentation of at least three previous PFAS or hazardous waste projects from the last five years. A virtual pre-proposal conference is scheduled for November 2, 2026, to discuss the scope of work and RFP requirements. Award considerations may also include preferences for Domestic Source End Products, Buy Ohio, and Veteran Friendly Business Enterprises.
Administrative Services, Epa-environmental Protection Agcy

POSTED

about 19 hours ago

DEADLINE

in 26 days
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NAICS: 562211
New
International
Services to support the National Rollout for establishing a waste management route for existing High Activity Sealed Sources (HASS) in the UK
Solicitation # C30687
The Nuclear Decommissioning Authority is seeking a single supplier to establish a framework for the National Rollout of Operation Fieldfare, providing an end-to-end waste management solution for Caesium-137 High Activity Sealed Sources (HASS) located in irradiator units across the United Kingdom. The scope of work encompasses all necessary planning, site liaison, regulatory approvals, and the safe collection, dismantling, transport, interim storage, and processing of these sources. The final stage of the process involves the delivery of sources to an Authority-designated UK site, including Sellafield where applicable, ensuring full compliance with consignment documentation and safety requirements. The estimated contract value is 23,000,000 GBP excluding VAT, with a primary performance period from December 1, 2026, to November 30, 2029, and a potential extension through 2031. Award criteria are based on a weighted split of 25 percent for price and 75 percent for quality, with quality evaluations focusing on the delivery model, mobilisation, technical solution, and regulatory compliance. Suppliers must demonstrate strict adherence to ADR and CDG09 transport regulations, provide valid packaging licenses, and implement comprehensive safety and security protocols, including emergency response and staff training programs. Submissions are to be managed via the Atamis Supplier Portal.
Nuclear Decommissioning Authority

POSTED

about 21 hours ago

DEADLINE

in 27 days
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