United Cleanup Oak Ridge LLC
Oak Ridge, TN Part of Amentum Environment & Energy, Inc.
- UEI
- CM39N6XPQF41
- CAGE
- 8QJ69
- 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
- Partnership or Limited Liability Partnership
- Corporate family
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-
Parent
Amentum Environment & Energy, Inc. · Aiken, SC
EPJXJJAXYF38
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Parent
Amentum Environment & Energy, Inc. · Aiken, SC
EPJXJJAXYF38
- SAM.gov registration date
- Physical address
- 701 Scarboro Rd, Oak Ridge, TN 37830, 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 | $549,475,007 |
| FY2025 | $630,252,949 |
| FY2024 | $592,276,416 |
| FY2023 | $752,637,900 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Energy | $549,475,007 |
Contract awards
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| OAK ridge reservation cleanup contract task orders | Office of Environmental Management | $2,524,642,270 |
Quick answers
Is United Cleanup Oak Ridge LLC registered in SAM.gov?
Yes. United Cleanup Oak Ridge LLC's SAM.gov registration is active through August 24, 2027.
How much has United Cleanup Oak Ridge LLC received in federal contracts?
Federal contracts obligated $630,252,949 to United Cleanup Oak Ridge LLC in fiscal year 2025 and $2,524,642,272 in fiscal years 2023 through 2027.
How does United Cleanup Oak Ridge LLC rank among federal contractors?
United Cleanup Oak Ridge 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 United Cleanup Oak Ridge LLC's most recent federal award?
United Cleanup Oak Ridge LLC's most recent federal contract award is OAK ridge reservation cleanup contract task orders (89303523FEM400032), from Office of Environmental Management, on May 17, 2023.
On GovTribe
See United Cleanup Oak Ridge LLC's full federal record
- Federal contract awards
- IDV awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
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