Federal contractor profile

ATKINSRÉALIS NUCLEAR SOLUTIONS USA INC.

UEI N4UDS3YT5YU8CAGE 3T0B8Company website ↗

Active

Overview

Legal name
ATKINSRÉALIS NUCLEAR SOLUTIONS USA INC.
Registered location
OAK RIDGE, TN, USA
Website
Company website ↗
Primary NAICS
541330 — Engineering Services
Latest award activity
Jul 10, 2026
Read company summary

ATKINSRÉALIS NUCLEAR SOLUTIONS USA INC. is associated with UEI N4UDS3YT5YU8 and CAGE 3T0B8 in public federal records. AcornBids currently links 2 prime awards totaling $136.3K in obligations to this entity. Its largest recorded federal customer by obligations is Department of State. Its recorded federal awards include work classified as Engineering Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541330 (Engineering Services). Its public SAM.gov registration lists OAK RIDGE, TN, USA.

At a glance

Lifetime prime obligations$136.3K
Prime awards2
Awards with future end dates0
Top-agency concentration
Not available

Why this customer concentration

Detailed agency totals are not available in this stored profile.

Largest positive coded-agency total ÷ all positive coded-agency totals × 100

Missing data is shown as unavailable.

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Sep 19, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
ATKINSRÉALIS NUCLEAR SOLUTIONS USA INC.
UEI
N4UDS3YT5YU8
CAGE
3T0B8
Registered address
545 OAK RIDGE TPKE, OAK RIDGE, TN, 37830, USA
Registration status
Active
Primary NAICS
541330 — Engineering Services
SAM activation
Mar 19, 2026
Initial registration
Apr 2, 2004
Entity start
Mar 28, 2001
SAM updated
Jun 20, 2026
Registration expires
Mar 6, 2027
Fiscal year end
Dec 31
Place of incorporation
TN, USA

View SAM.gov source

Federal award analysis

Net transaction obligations by federal fiscal period.

Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / descriptionAwarding agencyObligationsStart dateEnd date
19AQMM22D0078VALUE ENGINEERING SUPPORT SERVICES IDIQDepartment of State$10.0MSep 27, 2022Not available
19AQMM23F0455VALUE ENGINEERING SUPPORT SERVICES FOR CONSULAR MAJOR REHAB IN BOGOTA, COLUMBIADepartment of State$136.3KFeb 3, 2023Feb 2, 2024

Registration, certifications & contacts

Registration evidenceDate
SAM updatedJun 20, 2026
Source loadedSep 19, 2026
Initial registrationApr 2, 2004
Entity startMar 28, 2001
IndustryReported size status
541330 — Engineering ServicesNot reported
541350 — Building Inspection ServicesNot reported
541430 — Graphic Design ServicesNot reported
541513 — Computer Facilities Management ServicesNot reported
541519 — Other Computer Related ServicesNot reported
541611 — Administrative Management and General Management Consulting ServicesNot reported
541618 — Other Management Consulting ServicesNot reported
541620 — Environmental Consulting ServicesNot reported
541690 — Other Scientific and Technical Consulting ServicesNot reported
541990 — All Other Professional, Scientific, and Technical ServicesNot reported
561210 — Facilities Support ServicesNot reported
561320 — Temporary Help ServicesNot reported
561499 — All Other Business Support ServicesNot reported
561611 — Investigation and Personal Background Check ServicesNot reported
561621 — Security Systems Services (except Locksmiths)Not reported
562910 — Remediation ServicesNot reported
ContactRolePublished contact methodsEvidenceSource date
AIMEE ROUSHGovernment businessContact method not publishedSAM registrationNot available
TINA KLAKAMPAlternate government businessContact method not publishedSAM registrationNot available
TINA KLAKAMPElectronic businessContact method not publishedSAM registrationNot available
AIMEE ROUSHAlternate electronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 541330 — Engineering Services
  • 541350 — Building Inspection Services
  • 541430 — Graphic Design Services
  • 541513 — Computer Facilities Management Services
  • 541519 — Other Computer Related Services
  • 541611 — Administrative Management and General Management Consulting Services
  • 541618 — Other Management Consulting Services
  • 541620 — Environmental Consulting Services
  • 541690 — Other Scientific and Technical Consulting Services
  • 541990 — All Other Professional, Scientific, and Technical Services
  • 561210 — Facilities Support Services
  • 561320 — Temporary Help Services
  • 561499 — All Other Business Support Services
  • 561611 — Investigation and Personal Background Check Services
  • 561621 — Security Systems Services (except Locksmiths)
  • 562910 — Remediation Services

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source

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About ATKINSRÉALIS NUCLEAR SOLUTIONS USA INC.

Where is the company registered?

545 OAK RIDGE TPKE, OAK RIDGE, Tennessee 37830, United States

Registered location from SAM.gov; award performance locations may differ.

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Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

No official subaward rows are loaded, so Acorn does not claim known teaming relationships.

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