Federal Contractor Index

    Aerostar Environmental and Construction LLC

    UEI FN96DCLENNH8 CAGE 85SG4 Active Oak Ridge, TN

    Small Business · Data through May 19, 2026

    Obligations, FY2025
    $24.6M
    Total obligations, FY2023–FY2025
    $82.2M
    Contract actions, FY2023–FY2025
    47
    Top agency
    Department of Defense

    Obligations by fiscal year

    FY2021: $3,301,010FY2022: $22,199,309FY2023: $21,456,313FY2024: $36,149,370FY2025: $24,601,651FY2026: $1,202,263
    Fiscal yearObligations
    FY2026 (partial year)$1.2M
    FY2025$24.6M
    FY2024$36.1M
    FY2023$21.5M
    FY2022$22.2M
    FY2021$3.3M

    Agencies, NAICS, and PSC codes

    Top awarding agencies
    AgencyObligationsShare
    Department of Defense$108.6M99.7%
    Department of Energy$359K0.3%
    NAICS codeObligationsShare
    562910 — Remediation Services$79.1M72.6%
    541620 — Environmental Consulting Services$27.3M25%
    541330 — Engineering Services$1.5M1.4%
    237110 — Water and Sewer Line and Related Structures Construction$685K0.6%
    541370 — Surveying and Mapping (except Geophysical) Services$359K0.3%
    PSC codeObligationsShare
    R499 — Support- Professional: Other$39.7M36.5%
    F999 — Other Environmental Services$33.6M30.8%
    F108 — Environmental Systems Protection- Environmental Remediation$19.2M17.7%
    M1NE — Operation of Water Supply Facilities$7.7M7.1%
    F110 — Environ Sys Protect- Development of Environ Impact Stmts/assessments, Tech Analysis/environ Audits$3.4M3.1%

    Contract type and set-aside mix

    Contract pricing typeObligationsShare
    Firm Fixed Price$94.1M86.4%
    Cost Plus Fixed Fee$14.4M13.2%
    Time and Materials$359K0.3%
    Set-aside typeObligationsShare
    8(a) Sole Source$71.6M65.7%
    Not Specified$23.7M21.7%
    8a Competed$13.0M12%
    No Set Aside Used.$604K0.6%

    Place of performance by state

    StateObligationsShare
    MI$25.8M23.7%
    NM$13.7M12.5%
    IA$13.5M12.4%
    VA$12.6M11.5%
    TX$9.0M8.2%
    HI$7.7M7.1%
    IN$6.9M6.3%
    CA$6.1M5.6%
    TN$5.3M4.8%
    NJ$2.2M2%

    Largest contract actions on file

    AwardAgencyPeriod of performanceObligationRecord
    FA890324C0019 · NAICS 562910Department of DefenseSeptember 30, 2024 – September 29, 2029$14.9MView on USAspending
    W912P925C0002 · NAICS 562910Department of DefenseDecember 16, 2024 – December 15, 2027$13.5MView on USAspending
    FA890322C0009 · NAICS 562910Department of DefenseSeptember 28, 2022 – September 28, 2025$12.2MView on USAspending
    FA890324C0034 · NAICS 562910Department of DefenseSeptember 20, 2024 – September 20, 2027$6.1MView on USAspending
    FA890323C0002 · NAICS 562910Department of DefenseDecember 20, 2022 – December 31, 2024$4.3MView on USAspending
    W912BV25FA007 · NAICS 562910Department of DefenseMay 2, 2025 – May 1, 2026$3.7MView on USAspending
    W912PP22C0025 · NAICS 541620Department of DefenseSeptember 1, 2022 – August 31, 2026$3.2MView on USAspending
    W912PP22C0025 · NAICS 541620Department of DefenseSeptember 1, 2022 – August 31, 2024$3.1MView on USAspending
    W912PP22C0025 · NAICS 541620Department of DefenseSeptember 1, 2022 – August 31, 2023$2.7MView on USAspending
    W912PP22C0025 · NAICS 541620Department of DefenseSeptember 1, 2022 – August 31, 2024$2.6MView on USAspending

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    What the numbers show

    100% of this contractor's obligations on file ($108.6M of $108.9M) came from a single agency, Department of Defense.

    78% of obligations on file ($84.6M) used a small-business set-aside; the rest carried no set-aside or an unspecified type.

    Obligations decreased from $36.1M in FY2024 to $24.6M in FY2025, the last closed fiscal year.

    Source: USAspending.gov, U.S. Department of the Treasury. Contract transactions FY2021–FY2026, downloaded 2026-09-18. 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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