ContractSpecial Notice

ARMY OPEN SOLICITATION (AOS)

DEPT OF DEFENSE W9128Z-25-S-A002
Response Deadline
Days Remaining
Until deadline
Set-Aside
Full & Open
Notice Type
Special Notice

Contract Opportunity Analysis

The Department of the Army, through the Army Contracting Command-Aberdeen Proving Ground, has issued a perpetual Army Open Solicitation to rapidly acquire innovative commercial technology and research and development solutions across all Army mission areas. To accelerate advanced technology adoption and transform Army capabilities, the government is seeking solutions that address active capability gaps or respond to specific calls for solutions. This acquisition leverages Commercial Solutions Opening and Broad Agency Announcement methods, utilizing a three-phase evaluation process consisting of a five-page solution brief, a live pitch, and a final solution proposal. Awarded contracts may use Federal Acquisition Regulation or Other Transaction authorities, with provisions allowing successful prototypes to transition into follow-on production. Submissions must be unclassified and sent electronically, and inquiries can be directed to the primary contact at usarmy.apg.acc.mbx.army-open-solicitation@army.mil.

Solicitation Documents

31 Files

Related Contract Opportunities

Project Timeline

postedOriginal Solicitation PostedMay 1, 2025
amendedAmendment #1· Description UpdatedMay 9, 2025
amendedAmendment #2· Description UpdatedMay 9, 2025
amendedAmendment #3· Description UpdatedMay 13, 2025
amendedAmendment #4· Description UpdatedMay 15, 2025
amendedAmendment #5· Description UpdatedMay 15, 2025
amendedAmendment #6· Description UpdatedMay 20, 2025
amendedAmendment #7May 28, 2025
amendedAmendment #8· Description UpdatedJun 11, 2025
amendedAmendment #9· Description UpdatedJun 12, 2025
amendedAmendment #10Jun 13, 2025
amendedAmendment #11Jun 13, 2025
amendedAmendment #12· Description UpdatedJun 24, 2025
amendedAmendment #13· Description UpdatedJul 1, 2025
amendedAmendment #14· Description UpdatedJul 8, 2025
amendedAmendment #15· Description UpdatedJul 10, 2025
amendedAmendment #16· Description UpdatedJul 10, 2025
amendedAmendment #17· Description UpdatedJul 24, 2025
amendedAmendment #18Jul 29, 2025
amendedAmendment #19· Description UpdatedAug 5, 2025
amendedAmendment #20Aug 6, 2025
amendedAmendment #21· Description UpdatedAug 7, 2025
amendedAmendment #22Aug 15, 2025
amendedAmendment #23Aug 20, 2025
amendedAmendment #24Aug 29, 2025
amendedAmendment #25Sep 3, 2025
amendedAmendment #26Sep 5, 2025
amendedAmendment #27Sep 15, 2025
amendedAmendment #28Sep 23, 2025
amendedAmendment #29Oct 1, 2025
amendedAmendment #30· Description UpdatedDec 3, 2025
amendedAmendment #31Dec 8, 2025
amendedAmendment #32Dec 10, 2025
amendedAmendment #33Jan 29, 2026
amendedAmendment #34Feb 17, 2026
amendedAmendment #35· Description UpdatedFeb 23, 2026
amendedAmendment #36Mar 4, 2026
amendedAmendment #37Mar 4, 2026
amendedAmendment #38Mar 19, 2026
amendedAmendment #39· Description UpdatedMar 27, 2026
amendedAmendment #40Mar 30, 2026
amendedAmendment #41Apr 9, 2026
amendedAmendment #42Apr 20, 2026
amendedAmendment #43Apr 20, 2026
amendedAmendment #44Apr 28, 2026
amendedAmendment #45Apr 30, 2026
amendedAmendment #46May 5, 2026
amendedAmendment #47May 11, 2026
amendedAmendment #48May 14, 2026
amendedAmendment #49May 26, 2026
amendedAmendment #50Jun 3, 2026
amendedAmendment #51Jun 4, 2026
amendedAmendment #52Jun 4, 2026
amendedAmendment #53Jun 9, 2026
amendedAmendment #54Jun 11, 2026
amendedAmendment #55Jun 15, 2026
amendedAmendment #56Jun 17, 2026
amendedAmendment #57Jun 17, 2026
amendedAmendment #58Jun 18, 2026
amendedAmendment #59Jun 22, 2026
amendedAmendment #60Jun 24, 2026
amendedAmendment #61Jun 25, 2026
amendedAmendment #62Jun 25, 2026
amendedAmendment #63Jun 29, 2026
amendedAmendment #64Jul 13, 2026
amendedAmendment #65Jul 13, 2026
amendedAmendment #66Jul 15, 2026
amendedAmendment #67Jul 16, 2026
amendedAmendment #68Jul 23, 2026
amendedAmendment #69Jul 27, 2026
amendedAmendment #70Jul 27, 2026
amendedAmendment #71Jul 28, 2026
amendedAmendment #72Jul 29, 2026
amendedAmendment #73· Description UpdatedAug 5, 2026
amendedAmendment #74· Description UpdatedAug 7, 2026
amendedAmendment #75· Description UpdatedAug 10, 2026
amendedAmendment #76· Description UpdatedAug 18, 2026
amendedAmendment #77· Description UpdatedAug 18, 2026
amendedAmendment #78· Description UpdatedAug 18, 2026
amendedAmendment #79· Description UpdatedAug 20, 2026
amendedAmendment #80· Description UpdatedAug 25, 2026
amendedAmendment #81· Description UpdatedAug 26, 2026
amendedAmendment #82Aug 26, 2026
amendedAmendment #83· Description UpdatedAug 27, 2026
amendedLatest Amendment· Description UpdatedSep 3, 2026
expiryArchive DateMay 1, 9999

Agency Information

Department
DEPT OF DEFENSE
Sub-Tier
DEPT OF THE ARMY
Office
W6QK ACC-APG CONTR CTR

Point of Contact

Official Sources