ATKINSREALIS NUCLEAR SECURED LLC (TN)
Registration and award facts
SAM.gov registration as of
Net obligations recorded since FY2020 under this UEI: $94,500 across 2 awards and orders with positive net obligations.
- SAM.gov registration status
- Active (registration expiration date Sep 24, 2027)
- UEI
- C23QLMC5LAH3
- CAGE code
- 7JUK0
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Dec 2, 2015
- Location
- OAK RIDGE, TN
- Website
- atkinsrealis.com
NAICS codes
- 562910 Remediation Services (primary)
- 562910 Environmental Remediation Services14 (primary)
- 236220 Commercial and Institutional Building Construction
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) 11
- 541380 Testing Laboratories and Services
- 611430 Professional and Management Development Training
- 541690 Other Scientific and Technical Consulting Services
- 541430 Graphic Design Services
- 325180 Other Basic Inorganic Chemical Manufacturing
- 541715 Aircraft, Aircraft Engine and Engine Parts11
SBA certifications
No certification in the SBA profile data.
Federal contract obligations
- Net obligations recorded since FY2020
- $94,500
- Awards and orders with positive net obligations
- 2
- IDV vehicles held
- 2
- FY2026 obligations (provisional; DoD awards signed after Jul 18, 2026 are not yet public)
- $0
- Latest action
- Oct 8, 2026
Top awarding agencies: Department of Energy, Department of Defense
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 18, 2026 are not yet public.
Latest awards and orders
- 47QRAA26D005C FSS · Federal Acquisition Service · latest action Oct 8, 2026
- 89303320DEM000041 IDC · Energy, Department Of · latest action Aug 31, 2026
- N4215825PE022 PURCHASE ORDER · Department Of The Navy · latest action Nov 25, 2024
- 89303320FEM400165 DELIVERY ORDER · Department Of Energy · latest action Jul 1, 2020
Other contractors in Tennessee with primary NAICS 562910
- UNITED CLEANUP OAK RIDGE LLC OAK RIDGE, TN
- IDAHO ENVIRONMENTAL COALITION LLC TULLAHOMA, TN
- RSI ENTECH, LLC OAK RIDGE, TN
- NAVARRO RESEARCH AND ENGINEERING, INC. OAK RIDGE, TN
- ENTERPRISE TECHNICAL ASSISTANCE SERVICES INC KNOXVILLE, TN
- PROFESSIONAL PROJECT SERVICES, INC. KNOXVILLE, TN
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI C23QLMC5LAH3. GovChime does not check exclusions.
Key Performance Statistics
View obligations by year, agencies and performance history
Capabilities
NAICS Codes
See all industry codes with contract counts
Product/Service Codes
As of . Source: SAM.gov Goods & Services.
No PSC codes reported
Certifications
Business Types
Contracts
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Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for ATKINSREALIS NUCLEAR SECURED LLC lists a physical address and a separate mailing address, along with 4 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
545 OAK RIDGE TPKE
OAK RIDGE, TN, 37830
USA
Mailing Address
545 Oak Ridge TPKE
Oak Ridge, TN, 37830
USA
Government Business Contact
Tina Klakamp
Insurance & Legal Specialist
545 Oak Ridge Turnpike
Oak Ridge, TN, 37830
USA
Electronic Business Contact
Tina Klakamp
Insurance & Legal Specialist
545 Oak Ridge Turnpike
Oak Ridge, TN, 37830
USA
Government Business Alternate Contact
Aimee Roush
Director of Contracts
2801 George Washington Way
Richland, WA, 99354
USA
Electronic Business Alternate Contact
Aimee Roush
Director of Contracts
2801 George Washington Way
Richland, WA, 99354
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
ATKINSREALIS NUCLEAR SECURED LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 24, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
No active suspension or debarment
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Not registered for disaster relief
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govDate Founded
Initial Registration
Last Update
Registration Activation
Registration Expiration
Fiscal Year End
State of Incorporation
Country of Incorporation
Congressional District
Entity Website