Contract DEAC0504OR22860
Isotek Systems, Llc · Department Of Energy · October 9, 2003
Isotek Systems, Llc was awarded a federal contract by Department Of Energy on October 9, 2003 for $887.28 million of work in all other support services. Performance is in Oak Ridge, TN. The contract has been modified 391 times since the base award It uses cost-plus contract pricing. The most recent modification was on April 2, 2026.
Contract details
- PIID
- DEAC0504OR22860
- Award type
- Definitive Contract
- Pricing
- Cost Plus Fixed Fee
- Competition
- Full And Open Competition
- NAICS
- 561990 · All Other Support Services
- Product / service
- Maint-Rep-Alt/Epg - Nuclear
- Place of performance
- Oak Ridge, TN
- First action
- October 9, 2003
- Latest action
- April 2, 2026
Description
U-233 DISPOSITION PROJECT
Modification timeline
-
April 2, 2026Mod 393$5.30M
-
February 25, 2026Mod 392$0
-
December 30, 2025Mod 391$750.0K
-
November 25, 2025Mod 390$14.00M
-
September 23, 2025Mod 389$100.0K
-
August 25, 2025Mod 387$0
-
August 25, 2025Mod 388$12.36M
-
August 18, 2025Mod 386$0
-
August 12, 2025Mod 385$0
-
July 18, 2025Mod 384$10.86M
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Top contractors in NAICS 561990
Lifetime obligated dollars across all federal contracts in this NAICS code.
| # | Contractor | Contracts | Obligated |
|---|---|---|---|
| 1 | Lockheed Martin Corporation | 2,351 | $10.46B |
| 2 | Sallyport Global Holdings Inc | 3 | $2.00B |
| 3 | Washington Government Environmental Services Company Llc | 1 | $1.84B |
| 4 | Unisys Corporation | 413 | $1.73B |
| 5 | General Dynamics Information Technology Inc. | 20 | $1.49B |
| 6 | Raytheon Company | 1 | $1.12B |
| 7 | Isotek Systems, Llc | 1 | $887.28M |
| 8 | L3harris Technologies Integrated Systems L.P. | 23 | $774.62M |
| 9 | Cgi Federal Inc. | 2 | $692.76M |
| 10 | General Dynamics Information Technology, Inc. | 11 | $688.57M |
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Frequently asked questions
What is contract DEAC0504OR22860?
Contract DEAC0504OR22860 is a federal contract awarded to Isotek Systems, Llc by Department Of Energy on October 9, 2003 for $887.28 million of work classified under ALL OTHER SUPPORT SERVICES. It has been modified 391 times since the base award.
Who won contract DEAC0504OR22860?
Isotek Systems, Llc won contract DEAC0504OR22860 from Department Of Energy.
How much is contract DEAC0504OR22860 worth?
Contract DEAC0504OR22860 has obligated $887.28 million to date, with a total potential value of $1.09 billion if all options are exercised.