Contract DENA0003624
Mission Support & Test Services Llc · Department Of Energy · May 12, 2017
Mission Support & Test Services Llc was awarded a federal contract by Department Of Energy on May 12, 2017 for $7.51 billion of work in facilities support services. Performance is in Las Vegas, NV. It was awarded under full and open competition. The contract has been modified 299 times since the base award It uses cost-plus contract pricing. The most recent modification was on April 21, 2026.
Contract details
- PIID
- DENA0003624
- 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
- Las Vegas, NV
- First action
- May 12, 2017
- Latest action
- April 21, 2026
Description
MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SECURITY SITE (NNSS)
Modification timeline
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April 21, 2026Mod 300MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$0
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March 31, 2026Mod 295MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$0
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March 31, 2026Mod 298MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$7.45M
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March 31, 2026Mod 299MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$630.0K
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March 10, 2026Mod 265MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$0
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February 25, 2026Mod 296MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$417.04M
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February 25, 2026Mod 297MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$3.36M
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February 19, 2026Mod 294MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$0
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February 2, 2026Mod 284MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$0
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January 28, 2026Mod 293MANAGEMENT AND OPERATION OF MISSION SUPPORT AND TEST SERVICES LLC'S FOLLOW-ON CONTRACT, DE-NA0003624 FOR THE MANAGEMENT AND OPERATION OF THE NEVADA NATIONAL SEC$0
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Frequently asked questions
What is contract DENA0003624?
Contract DENA0003624 is a federal contract awarded to Mission Support & Test Services Llc by Department Of Energy on May 12, 2017 for $7.51 billion of work classified under FACILITIES SUPPORT SERVICES. It has been modified 299 times since the base award.
Who won contract DENA0003624?
Mission Support & Test Services Llc won contract DENA0003624 from Department Of Energy.
How much is contract DENA0003624 worth?
Contract DENA0003624 has obligated $7.51 billion to date, with a total potential value of $11.26 billion if all options are exercised.