Contract DENA0001942
Consolidated Nuclear Security, Llc · Department Of Energy · September 29, 2020
Consolidated Nuclear Security, Llc was awarded a federal contract by Department Of Energy on September 29, 2020 for $2.27 billion of work in facilities support services. Performance is in Oak Ridge, TN. It was awarded under full and open competition. The contract has been modified 47 times since the base award It uses cost-plus contract pricing. The most recent modification was on March 31, 2026. If all options are exercised, the contract could reach $53.51 billion.
Contract details
- PIID
- DENA0001942
- Award type
- Definitive Contract
- Pricing
- Cost Plus Award Fee
- Set-aside
- No Set Aside Used.
- Competition
- Full And Open Competition
- NAICS
- 561210 · Facilities Support Services
- Product / service
- Operation Of Miscellaneous Buildings
- Place of performance
- Oak Ridge, TN
- First action
- September 29, 2020
- Latest action
- March 31, 2026
Description
MANAGEMENT AND OPERATING CONTRACT FOR Y-12 NATIONAL SECURITY COMPLEX, PANTEX PLANT, WITH AN OPTION FOR SAVANNAH RIVER TRITIUM OPERATIONS
Modification timeline
-
March 31, 2026Mod 388 · Funding Only Action$33.75B
-
March 31, 2026Mod 389 · Funding Only Action$33.75B
-
March 9, 2026Mod 387 · Other Administrative Action$33.78B
-
February 26, 2026Mod 386 · Funding Only Action$33.27B
-
February 26, 2026Mod 385 · Funding Only Action$33.27B
-
February 11, 2026Mod 372 · Supplemental Agreement For Work Within Scope$32.20B
-
February 4, 2026Mod 381 · Supplemental Agreement For Work Within Scope$32.20B
-
January 30, 2026Mod 382 · Funding Only Action$32.20B
-
January 30, 2026Mod 383 · Funding Only Action$32.20B
-
December 23, 2025Mod 379 · Funding Only Action$32.18B
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Top contractors in NAICS 561210
Lifetime obligated dollars across all federal contracts in this NAICS code.
| # | Contractor | Contracts | Obligated |
|---|---|---|---|
| 1 | Triad National Security, Llc | 1 | $4.67B |
| 2 | National Technology & Engineering Solutions Of Sandia, Llc | 1 | $3.69B |
| 3 | Consolidated Nuclear Security, Llc | 1 | $2.42B |
| 4 | Savannah River Nuclear Solutions Llc | 1 | $2.13B |
| 5 | Honeywell Federal Manufacturing & Technologies, Llc | 1 | $1.82B |
| 6 | Pantexas Deterrence, Llc | 1 | $1.24B |
| 7 | Ut-Battelle Llc | 1 | $1.13B |
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| 10 | Vectrus Systems Llc | 54 | $327.44M |
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Frequently asked questions
What is contract DENA0001942?
Contract DENA0001942 is a federal contract awarded to Consolidated Nuclear Security, Llc by Department Of Energy on September 29, 2020 for $2.27 billion of work classified under FACILITIES SUPPORT SERVICES. It has been modified 47 times since the base award.
Who won contract DENA0001942?
Consolidated Nuclear Security, Llc won contract DENA0001942 from Department Of Energy.
How much is contract DENA0001942 worth?
Contract DENA0001942 has obligated $2.27 billion to date, with a total potential value of $53.51 billion if all options are exercised.