Four Rivers Nuclear Partnership LLC
Kevil, KY Part of Energy, Security And Technology LLC
- UEI
- H1HWLSEDDKQ8
- CAGE
- 7PTC5
- Primary NAICS
- 562910 Remediation Services
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
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Its parent company, Amentum Holdings, Inc., ranks:
- Self-certified in SAM.gov
- Entity structure
- Other
- Corporate family
-
-
Parent
Tullahoma, TN
TLZEYHHXNHZ1
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Parent
Tullahoma, TN
TLZEYHHXNHZ1
- SAM.gov registration date
- Physical address
- 5511 Hobbs Rd, Kevil, KY 42053, USA
- Website
- amentum.com
- Founded
- 2020
- Employees
- 50K-100K
- Estimated annual revenue
- $10B+
- Industry
-
- Industrials
- Capital Goods
- Construction & Engineering
- Civil Engineering
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $2,400,000 |
| FY2025 | $605,000 |
| FY2024 | -$4,766,653 |
| FY2023 | $21,683,615 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Energy | $2,400,000 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
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| Hanford Tank Waste Operations & Closure, LLC | Richland, WA | 562211 Hazardous Waste Treatment and Disposal |
| Sevenson Environmental Services Of Pa., Inc. | Niagara Falls, NY | 562910 Remediation Services |
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| Pars Gannett Fleming Joint Venture | Camp Hill, PA | 541620 Environmental Consulting Services |
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About the company
Four Rivers Nuclear Partnership LLC is a for-profit organization that provides a variety of services to the Department of Energy's Office of Environmental Management, supporting cleanup and waste management activities at contaminated sites across the country.
Past federal contract awards indicate that Four Rivers Nuclear Partnership has served as a prime contractor providing demolition, construction, environmental remediation, waste disposal, equipment dismantling, and related services at the Paducah Gaseous Diffusion Plant site in Kevil, Kentucky. Specific services include demolition of facilities, upgrades to infrastructure systems, sampling and disposal of hazardous materials, dismantling electrical equipment, filling and capping contaminated areas, and general site cleanup efforts. The contract awards have been cost-plus type contracts funded by the Department of Energy's Office of Environmental Management, with no set aside designations and no major subcontractors indicated. The total potential value of these past awards is over $50 million, further indicating the scale of environmental cleanup and waste management services Four Rivers Nuclear Partnership provides at contaminated sites across the country.
Quick answers
Is Four Rivers Nuclear Partnership LLC registered in SAM.gov?
Yes. Four Rivers Nuclear Partnership LLC's SAM.gov registration is active through May 26, 2027.
How much has Four Rivers Nuclear Partnership LLC received in federal contracts?
Federal contracts obligated $605,000 to Four Rivers Nuclear Partnership LLC in fiscal year 2025 and $19,921,962 in fiscal years 2023 through 2027.
How does Four Rivers Nuclear Partnership LLC rank among federal contractors?
Four Rivers Nuclear Partnership LLC's parent company, Amentum Holdings, Inc., ranked #1 in NAICS 5629, #2 in PSC F and #3 in NAICS 56 in FY2025.
What is Four Rivers Nuclear Partnership LLC's most recent federal award?
Four Rivers Nuclear Partnership LLC's most recent federal contract award is The purpose of this task order is to demolish the c-727 and c-746-a facilities (89303123FEM400297), from Office of Environmental Management, on August 4, 2023.
On GovTribe
See Four Rivers Nuclear Partnership LLC's full federal record
- Federal contract awards
- IDV awards
- Funding analysis by agency, NAICS and set-aside
- Similar vendors