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HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC

UEI: S3NQNFD3YS43CAGE: 94PD1

HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC is a federal contractor, registered under UEI S3NQNFD3YS43 and CAGE code 94PD1. It has been awarded $1,776,835,300 in federal contracts. Primary work spans Hazardous Waste Treatment and Disposal. Top awarding agencies include Department Of Energy.

Contact Information

Registration and classification details

Registration

UEI Code

S3NQNFD3YS43

CAGE Code

94PD1

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit Organization

NAICS Codes

562211Hazardous Waste Treatment and Disposal(Primary)
562910Remediation Services

Federal Contracting Overview

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

AI Capability Profile

HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC specializes in the safe handling, treatment, and disposition of high-level radioactive and hazardous waste at legacy nuclear sites, with deep expertise in tank farm closure operations and integrated waste management systems. The contractor delivers missio...

HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC specializes in the safe handling, treatment, and disposition of high-level radioactive and hazardous waste at legacy nuclear sites, with deep expertise in tank farm closure operations and integrated waste management systems. The contractor delivers mission-critical services under indefinite-delivery/indefinite-quantity contracts, executing complex transition tasks and long-term implementation orders for the Department of Energy. Their technical capabilities encompass waste retrieval, tank characterization, immobilization processes, and the deployment of engineered systems for containment and environmental remediation, all aligned with DOE’s nuclear site closure protocols. Key differentiators include proficiency in managing multi-year, high-risk waste disposition programs under stringent regulatory frameworks, with demonstrated experience in transitioning operational responsibilities across complex contractor handoffs while maintaining safety and compliance. The contractor maintains an exclusive and sustained relationship with the Department of Energy, consistently supporting Hanford Site operations through integrated tank disposition programs. Their work focuses on the end-to-end lifecycle of radioactive tank waste—from characterization and retrieval to treatment and disposal—ensuring alignment with DOE’s environmental cleanup mandates and nuclear safety standards. Their primary industry focus is hazardous waste treatment and disposal under NAICS 562211, specifically targeting the nuclear waste remediation sector. This vertical specialization positions them as a niche provider for federally funded legacy waste closure initiatives, where technical precision, regulatory adherence, and long-term operational continuity are paramount. As a 2L entity based in Lynchburg, VA, the company operates as a specialized contractor without federal certifications, relying on proven technical execution and institutional knowledge to secure repeat work. Their geographic footprint is defined by federal nuclear cleanup missions, with no indication of commercial or non-DOE market diversification.

Key Performance Metrics

Awards Count

5

All time

Active

3

Currently performing

Completed

2

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
Awards by NAICS
Awards by Agency Over Time
Awards by Place of Performance

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Open opportunities in HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC's top NAICS codes and agencies

NAICS: 562211
New
SLED
Hazardous Waste Disposal Services in Los Angeles and Ventura Counties
Solicitation # 07A6520
The California Department of Transportation (Caltrans) is soliciting bids for on-call hazardous waste disposal services in Los Angeles and Ventura Counties under Agreement Number 07A6520. The contract, estimated to run from December 1, 2026, to November 30, 2029, requires the contractor to provide delivery, pickup, transport, and legal disposal or recycling of various waste types, including hazardous, biological, universal, and environmentally regulated materials. Services will be performed at District 07 Caltrans Maintenance Facilities during normal business hours. The contractor must utilize CalEPA/DTSC certified laboratories for chemical analyses and adhere to strict packaging and labeling standards, including the use of specific dual-rated steel drums and compliance with CFR Title 49 and Senate Bill 1383. The agreement will be awarded to the lowest responsive and responsible bidder. Evaluation is based on the bidder's ability to provide all required certifications, including a Class A General Engineering license, HAZ certification, and various hazardous waste transporter registrations from CalEPA, the US DOT, and the CA Department of Public Health. Bidders must meet a 3% Disabled Veteran Business Enterprise (DVBE) participation requirement, and a 5% preference is available for certified Small or Micro businesses. Invoicing is conducted monthly in triplicate and requires comprehensive documentation, including signed manifests and certified weight receipts. Bids must be submitted by November 3, 2026, at 2:00 p.m. Pacific Time.
California Department of Transportation

POSTED

1 day ago

DEADLINE

in 13 days
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NAICS: 332999
New
Expression of Interest - Fabrication of Law Melter Start-Up Heaters for the Waste Treatment and Immobilization Plant
Solicitation # H2C-389759-26-001
Expression of Interest No. H2C-389759-26-001 is a market research effort by Hanford Tank Waste Operations and Closure LLC (H2C) to identify viable suppliers for the build-to-print fabrication of eighteen Low-Activity Waste (LAW) Melter Start-Up Heater assemblies for the Waste Treatment and Immobilization Plant. The scope requires the subcontractor to provide all labor, materials, and equipment to procure, fabricate, assemble, clean, inspect, test, package, and deliver the assemblies to the Hanford Site. Each assembly consists of a stainless steel housing and cover, U-shaped heating elements, a vibration-cast monolithic refractory plug, a flange assembly, a cable assembly, and a lifting bail. The project adheres to strict quality and technical standards, including API STD 936 for refractory installation, ASTM A380 for stainless steel cleanliness, and various ASME and AWS codes for welding and nondestructive examination. This is not a request for proposal, and no contract will be awarded based solely on this expression of interest. H2C anticipates issuing a formal Request for Proposal in June 2027, with a subcontract award in October 2027 and a performance period of approximately 16 months. Interested parties must be registered in the Federal System for Award Management (SAM) and with H2C's vendor registration system. Submissions must include a statement of interest, a detailed capability and experience statement regarding high-temperature electrical heating and stainless steel fabrication, a Quality Assurance Program Manual, and a signed confidentiality agreement. Expression of interest letters are due by November 30, 2026, at 4:00 PM Pacific Time.
Department Of Energy

POSTED

1 day ago

DEADLINE

in about 1 month
View Details
NAICS: 332999
New
“DESIGN AND DEVELOPMENT SERVICES, LOW
Solicitation # 393098
Hanford Tank Waste Operations & Closure, LLC (H2C) is soliciting proposals for a Firm Fixed Price subcontract under solicitation 393098 to provide design and development services for LOW downhole probes. This work supports Prime Contract 89303324DEM000096 with the U.S. Department of Energy, Hanford Field Office. The project is divided into eight primary tasks, ranging from conceptual design and prototyping to final fabrication, assembly, testing, and the delivery of as-built design media and user manuals. The desired delivery date for the fabricated items is September 30, 2028, with an expected award date of November 30, 2026. Award will be granted to the offeror providing the lowest price technically acceptable proposal. Qualified offerors must demonstrate specific technical proficiencies, including at least five years of experience for lead engineering personnel and demonstrated expertise in 2D/3D CAD and EDA software. Strict quality and safety standards apply, including NQA-1 and AWS QC-1 certifications for inspectors, and compliance with the National Electric Code and OSHA-recognized NRLT labeling for electrical equipment. Proposals must be submitted by November 16, 2026, and include a technical volume, a business and price proposal, and a quality assurance manual. Additional requirements include registration in the System for Award Management (SAM), compliance with the Buy American Act, and adherence to E-Verify and Hanford Site security procedures.
Department Of Energy

POSTED

2 days ago

DEADLINE

in 26 days
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