B-21 alert facility at ellsworth air force base (AFB), south dakota (SD)
Active Definitive Contract Awarded Last action
- Contract number
- W9128F26CA045
- Awardee
-
Conti Federal Services, LLC UEI NVSLLHE5WCE5
- Awarding agency
-
ENDIST Omaha
US Army Corps of Engineers, Department of Defense
- Obligated
- $37,694,967
Award facts
- Opportunity
-
- B-21 Alert Facility, Ellsworth Air Force Base (AFB), South Dakota (SD) Pre-Solicitation · W9128F26RA005 · Posted Sep 19, 2025
- Contract value 94% obligated
-
- $37,694,966.50 Current, with exercised options
- $39,957,332.50 Potential, with all options
- Completion date 11% complete
- Current and potential, with all options
- Contracting staff
- NAICS code
- 236220 Commercial and Institutional Building Construction
- Set-aside
- No set-aside
- Competition
- Full and Open Competition · 3 offers Negotiated Proposal / Quote
- Pricing
- Firm Fixed Price
- Place of performance
- Ellsworth AFB, Belle Fourche-Cheyenne Valleys, SD, USA
- Legislative mandates
-
- Service Contract Act FAR subpart 22.10
- Davis-Bacon Act FAR subpart 22.4
- Employment Eligibility Verification (E-Verify) FAR subpart 22.18
Award details come from SAM.gov/FPDS.
About this award
ENDIST Omaha, a Defense organization, awarded a $39,957,332.50 ceiling firm-fixed-price definitive contract to Conti Federal Services, LLC on August 10, 2026, for construction of a B-21 Alert Facility at Ellsworth Air Force Base, South Dakota. The award was made with no set-aside, and the ultimate completion date is October 18, 2028.
Place of performance is Ellsworth AFB, Belle Fourche-Cheyenne Valleys, SD. The originating pre-solicitation, posted September 19, 2025 with responses due October 10, 2025, is classified under NAICS 236220 (Commercial and Institutional Building Construction) and PSC Y1BZ (Construction of Other Airfield Structures). It references an attached document that contains the detailed requirements and specifications. The facility supports B-21 bomber infrastructure at Ellsworth.
Quick answers
Who was awarded contract W9128F26CA045?
W9128F26CA045 was awarded to Conti Federal Services, LLC by ENDIST Omaha (US Army Corps of Engineers) on August 10, 2026.
How much is contract W9128F26CA045 worth?
The government has obligated $37,694,967 on W9128F26CA045. Its potential value, with all options, is $39,957,333.
Was contract W9128F26CA045 competed?
The extent of competition for W9128F26CA045 was full and open competition. The government received 3 offers.
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