COST PLUS FIXED FEE

ISOTEK SYSTEMS LLC - U-233 DISPOSITION AND BUILDING 3019-PLANNING AND DESIGN (PHASE I) FOR PROCESSING OF MATERIAL, BUILDING SHUTDOWN (PHASES II AND III)

PIID: DEAC0504OR22860
Signed Date: Dec 30, 2025Effective Date: Oct 9, 2003End Date: Closes in 935 days
Award $
$882.0M
Vendor
ISOTEK SYSTEMS LLC
NAICS
561990
Signed Date
Dec 30, 2025

Key Details

Dollars Obligated
$882.0M
Base & All Options
Awarding Agency
Department of Energy
Awarding Sub-Agency
Department of Energy
Product Service Code
Z235 - MAINT-REP-ALT/EPG - NUCLEAR
Extent Competed
FULL AND OPEN COMPETITION
Number of Offers
2
Place of Performance
OAK RIDGE, TN, 378308313, CD-TN-03

Description

U-233 DISPOSITION AND BUILDING 3019-PLANNING AND DESIGN (PHASE I) FOR PROCESSING OF MATERIAL, BUILDING SHUTDOWN (PHASES II AND III)

Context & Analysis

On Dec 30, 2025, Department of Energy obligated $881,979,962.32 to ISOTEK SYSTEMS LLC for u-233 disposition and building 3019-planning and design (phase i) for processing of material, building shutdown (phases ii and iii). The award is classified under NAICS 561990 — ALL OTHER SUPPORT SERVICES and issued as a cost plus fixed fee contract. Competition extent: full and open competition with 2 offers received. Performance is located in OAK RIDGE, TN. The contract is scheduled through Dec 31, 2028. This award is one of several similar procurements from Department of Energy under NAICS 561990 — related awards are listed below.

Contractor Information

Contractor: ISOTEK SYSTEMS LLC
UEI: WJZ8KR7KSA33
CAGE Code: 3L4M2
Location: OAK RIDGE, TN

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