Federal Contractor Index

    S3 Aerodefense LLC

    UEI NHNBSS7VKTD7 CAGE 4GPC1 Active Milwaukee, WI

    Other Than Small Business · Data through September 15, 2026

    Obligations, FY2026
    $30.2M
    Total obligations, FY2024–FY2026
    $84.6M
    Contract actions, FY2024–FY2026
    1,190
    Top agency
    Department of Defense

    Obligations by fiscal year

    FY2021: $15,868,623FY2022: $10,971,357FY2023: $12,754,220FY2024: $19,939,101FY2025: $34,497,942FY2026: $30,188,940
    Fiscal yearObligations
    FY2026$30.2M
    FY2025$34.5M
    FY2024$19.9M
    FY2023$12.8M
    FY2022$11.0M
    FY2021$15.9M

    Agencies, NAICS, and PSC codes

    Top awarding agencies
    AgencyObligationsShare
    Department of Defense$117.9M95%
    Department of Homeland Security$5.8M4.7%
    Department of Commerce$450K0.4%
    NAICS codeObligationsShare
    336413 — Other Aircraft Parts and Auxiliary Equipment Manufacturing$49.7M40%
    336412 — Aircraft Engine and Engine Parts Manufacturing$15.3M12.3%
    336411 — Aircraft Manufacturing$11.8M9.5%
    336320 — Motor Vehicle Electrical and Electronic Equipment Manufacturing$8.2M6.6%
    334290 — Other Communications Equipment Manufacturing$7.2M5.8%
    PSC codeObligationsShare
    1560 — Airframe Structural Components$43.3M34.9%
    1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment$14.6M11.7%
    6220 — Electric Vehicular Lights and Fixtures$9.0M7.3%
    6340 — Aircraft Alarm and Signal Systems$8.0M6.5%
    2925 — Engine Electrical System Components, Aircraft Prime Moving$7.0M5.7%

    Contract type and set-aside mix

    Contract pricing typeObligationsShare
    Firm Fixed Price$124.2M100%
    Set-aside typeObligationsShare
    No Set Aside Used.$84.7M68.2%
    Not Specified$20.7M16.7%
    Small Business Set Aside - Total$18.8M15.1%

    Place of performance by state

    StateObligationsShare
    WI$83.5M67.2%
    CA$34.2M27.5%
    SC$2.4M1.9%
    OH$1.8M1.4%
    AZ$1.5M1.2%
    FL$656K0.5%
    UT$122K0.1%
    NJ$49K0%
    VA$29K0%
    NC$22K0%

    Largest contract actions on file

    AwardAgencyPeriod of performanceObligationRecord
    SPE4A626C0048 · NAICS 334290Department of DefenseApril 15, 2026 – February 19, 2027$2.1MView on USAspending
    SPE4A725C0074 · NAICS 336413Department of DefenseMarch 7, 2025 – August 28, 2029$2.0MView on USAspending
    SPE4A725C0077 · NAICS 336413Department of DefenseMarch 14, 2025 – September 4, 2029$2.0MView on USAspending
    SPE8E725C0002 · NAICS 444180Department of DefenseMay 13, 2025 – October 29, 2030$1.7MView on USAspending
    SPE4A726C0050 · NAICS 336412Department of DefenseJanuary 22, 2026 – September 4, 2026$1.2MView on USAspending
    SPE4A721C0060 · NAICS 336412Department of DefenseMay 13, 2021 – November 21, 2022$1.1MView on USAspending
    SPRTA124P0076 · NAICS 336413Department of DefenseSeptember 4, 2024 – April 30, 2025$966KView on USAspending
    SPE4A723F134K · NAICS 336412Department of DefenseSeptember 29, 2023 – June 17, 2024$899KView on USAspending
    SPE4A721C0042 · NAICS 336412Department of DefenseApril 1, 2021 – October 3, 2022$875KView on USAspending
    SPE7M826P1043 · NAICS 334418Department of DefenseMarch 11, 2026 – June 9, 2027$854KView on USAspending

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    What the numbers show

    95% of this contractor's obligations on file ($117.9M of $124.2M) came from a single agency, Department of Defense.

    15% of obligations on file ($18.8M) used a small-business set-aside; the rest carried no set-aside or an unspecified type.

    Obligations decreased from $34.5M in FY2025 to $30.2M in FY2026, the last closed fiscal year.

    Source: USAspending.gov, U.S. Department of the Treasury. Contract transactions FY2021–FY2026, downloaded 2026-10-21. Figures are net obligations and can include de-obligations. Department of Defense data is published with a 90-day delay. View this contractor's largest contract on USAspending.gov.

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