B-21 munitions maintenance (muns MX) at ellsworth air force base (AFB), south dakota (SD)

Active Definitive Contract Awarded

Contract number
W9128F26CA028
Awardee
Awarding agency
Obligated
$22,092,640

Award facts

Opportunity
Contract value 100% obligated
$22,092,640.00 Current and potential, with all options
Completion date 17% complete
Current and potential, with all options
Contracting staff
NAICS code
236220 Commercial and Institutional Building Construction
PSC
Y1BZ Construction Of Other Airfield Structures
Set-aside
No set-aside
Competition
Full and Open Competition · 5 offers Negotiated Proposal / Quote
Pricing
Firm Fixed Price
Place of performance
Ellsworth AFB, Belle Fourche-Cheyenne Valleys, SD, USA
Legislative mandates

Award details come from SAM.gov/FPDS.

About this award

The Department of the Army Corps of Engineers Engineering District Omaha awarded a $22.092 million firm fixed-price definitive contract to L.s. Black Constructors, LLC for B-21 munitions maintenance facility construction at Ellsworth Air Force Base, South Dakota, on June 9, 2026, with no small business set-aside.

The procurement covers commercial and institutional building construction services focused on airfield structures to support B-21 bomber munitions maintenance operations, classified under NAICS 236220 and PSC Y1BZ. Place of performance is Ellsworth Air Force Base, Belle Fourche-Cheyenne Valleys, South Dakota. The contract runs through June 29, 2028. The originating pre-solicitation, posted September 9, 2025, with a September 30, 2025 response deadline, did not disclose specific contract value or performance timelines in the notice itself, indicating those details were contained in referenced attachments.

Quick answers

Who was awarded contract W9128F26CA028?

W9128F26CA028 was awarded to L.s. Black Constructors, LLC by ENDIST Omaha (US Army Corps of Engineers) on June 9, 2026.

How much is contract W9128F26CA028 worth?

The government has obligated $22,092,640 on W9128F26CA028.

Was contract W9128F26CA028 competed?

The extent of competition for W9128F26CA028 was full and open competition. The government received 5 offers.

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