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Solicitation, total small business set-aside, first published as sources sought

Horizontal Construction Multiple Award Contract (MAC)

FA4626-26-R-0008

Department of the Air Force, FA4626 341 Cons LGC. Other Heavy and Civil Engineering Construction.

132 open like this View on SAM.gov Markdown

Response deadline

August 6, 2026 at 4:00 PM EDT

Closed 87 days ago. Posted July 22, 2026, first published February 25, 2026. Scheduled to archive August 21, 2026.

Get the next one like this from Department of the Air Force by email, the day it is posted.Find my opportunities

This one closed in 2026

132 like it are open now in other heavy and civil engineering construction

All 132 open in other heavy and civil engineering construction

Description

As published on SAM.gov.

This requirement is for the Horizontal Construction Multiple Award Contract (MAC) at Malmstrom AFB, MT. The Horizontal Construction MAC will be used to satisfy a multitude of horizontal construction projects in support of the Malmstrom AFB installation and its missile alert/launch facilities.

Projects issued under the Horizontal Construction MAC shall fall under the 237990 NAICS code with a small business size standard of $45,000,000.00

There will be an initial five (5) year ordering period with a two (2) year optional ordering period. The total aggregate maximum amount expendable under the entire Horizontal Construction MAC lifecycle SHALL NOT EXCEED $25,000,000.00.

The guaranteed minimum amount over the life of this contract is $500.00. The awardees guaranteed minimum will be satisfied by attendance to the Post-Award Conference.

SEED PROJECT: The initial project to be awarded under the Horizontal Construction MAC will be the "Repair North/South Base Water System, Phase 2".

Notice to Offerors/Suppliers: Funds are not presently available for this effort. The Government reserves the right to cancel this solicitation, either before or after the closing date. In the event the Government cancels this solicitation, the Government has no obligation to reimburse an offeror for any costs.

Attachments

Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. February 25, 2026

    Sources sought

    Due March 12, 2026 at 4:00 PM EDT. SAM.gov, notice 08d47239513c438f905d5f44a88dcfff

    2 revisions on SAM
    • May 21, 2026: publish, presolicitation
    • February 25, 2026: publish, sources sought

  2. May 21, 2026

    Presolicitation, originally sources sought

    SAM.gov, notice 66745dcff0db4e74a0ddbd6b6139b835

    4 revisions on SAM
    • June 12, 2026: publish, presolicitation
    • June 12, 2026: publish, presolicitation
    • May 21, 2026: publish, presolicitation
    • February 25, 2026: publish, sources sought

  3. June 12, 2026

    Presolicitation

    SAM.gov, notice 5e4ccdae1f434ab0a25688280b298425

    4 revisions on SAM
    • June 12, 2026: publish, presolicitation
    • June 12, 2026: publish, presolicitation
    • May 21, 2026: publish, presolicitation
    • February 25, 2026: publish, sources sought

  4. June 12, 2026

    Presolicitation

    SAM.gov, notice 737c2c1e599d4918b25f14c3f961ccd8

    5 revisions on SAM
    • June 12, 2026: publish, presolicitation
    • June 18, 2026: publish, solicitation
    • June 12, 2026: publish, presolicitation
    • May 21, 2026: publish, presolicitation
    • February 25, 2026: publish, sources sought

  5. June 18, 2026

    Solicitation, originally presolicitation

    Due July 30, 2026 at 4:00 PM EDT. SAM.gov, notice f572f46949a34296b80a5aac94d281b4

    4 revisions on SAM
    • July 22, 2026: publish, solicitation
    • July 9, 2026: publish, solicitation
    • June 12, 2026: publish, presolicitation
    • June 18, 2026: publish, solicitation

  6. July 9, 2026

    Solicitation

    Due July 30, 2026 at 4:00 PM EDT. SAM.gov, notice 098f8ad7a4a947618553553f383e09d8

    4 revisions on SAM
    • July 22, 2026: publish, solicitation
    • July 9, 2026: publish, solicitation
    • June 12, 2026: publish, presolicitation
    • June 18, 2026: publish, solicitation

  7. July 22, 2026

    Solicitation

    Due August 6, 2026 at 4:00 PM EDT. SAM.gov, notice bd5e1d31e4ad4706b49ec78cfc671c75

    5 revisions on SAM
    • September 25, 2026: publish, award notice
    • July 22, 2026: publish, solicitation
    • July 9, 2026: publish, solicitation
    • June 12, 2026: publish, presolicitation
    • June 18, 2026: publish, solicitation

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