Federal Contractor Index

    Ameresco INC

    UEI DKL8RJPGE4R3 CAGE 1R5J7 Active Framingham, MA

    Other Than Small Business · Data through September 4, 2026

    Obligations, FY2025
    $541.2M
    Total obligations, FY2023–FY2025
    $724.4M
    Contract actions, FY2023–FY2025
    54
    Top agency
    General Services Administration

    Obligations by fiscal year

    FY2021: $94,130,987FY2022: $122,160,252FY2023: $107,372,677FY2024: $75,848,268FY2025: $541,217,451FY2026: $211,055,341
    Fiscal yearObligations
    FY2026 (partial year)$211.1M
    FY2025$541.2M
    FY2024$75.8M
    FY2023$107.4M
    FY2022$122.2M
    FY2021$94.1M

    Agencies, NAICS, and PSC codes

    Top awarding agencies
    AgencyObligationsShare
    General Services Administration$443.5M38.5%
    Department of Defense$387.2M33.6%
    Department of Veterans Affairs$265.0M23%
    Department of the Interior$31.6M2.7%
    Department of Agriculture$12.0M1%
    NAICS codeObligationsShare
    541330 — Engineering Services$1.10B95.3%
    236220 — Commercial and Institutional Building Construction$31.7M2.7%
    237130 — Power and Communication Line and Related Structures Construction$19.8M1.7%
    541715 — Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$2.6M0.2%
    541512 — Computer Systems Design Services$00%
    PSC codeObligationsShare
    B540 — Special Studies/analysis- Building Technology$538.3M46.7%
    R408 — Support- Professional: Program Management/support$240.5M20.9%
    Z2KZ — Repair Or Alteration of Other Conservation and Development Facilities$106.5M9.3%
    R499 — Support- Professional: Other$82.8M7.2%
    R425 — Support- Professional: Engineering/technical$63.4M5.5%

    Contract type and set-aside mix

    Contract pricing typeObligationsShare
    Firm Fixed Price$1.15B100%
    Set-aside typeObligationsShare
    Not Specified$1.08B93.9%
    No Set Aside Used.$70.0M6.1%

    Place of performance by state

    StateObligationsShare
    AL$219.8M19.1%
    IN$217.3M18.9%
    DC$162.6M14.1%
    CO$111.9M9.7%
    VA$80.8M7%
    TX$58.8M5.1%
    KY$54.5M4.7%
    SC$50.3M4.4%
    MD$32.3M2.8%
    ME$31.2M2.7%

    Largest contract actions on file

    AwardAgencyPeriod of performanceObligationRecord
    47PF0025F0227 · NAICS 541330General Services AdministrationJanuary 16, 2025 – November 30, 2048$217.3MView on USAspending
    47PF0025F0227 · NAICS 541330General Services AdministrationJanuary 16, 2025 – December 31, 2043$154.1MView on USAspending
    47PJ0025F0066 · NAICS 541330General Services AdministrationDecember 31, 2024 – August 30, 2047$140.2MView on USAspending
    47PJ0025F0066 · NAICS 541330General Services AdministrationDecember 31, 2024 – August 30, 2047$70.8MView on USAspending
    W912DY25F0329 · NAICS 541330Department of DefenseSeptember 30, 2025 – January 30, 2050$48.0MView on USAspending
    36E77620F0003 · NAICS 541330Department of Veterans AffairsNovember 29, 2019 – October 1, 2038$47.8MView on USAspending
    36E77620F0003 · NAICS 541330Department of Veterans AffairsNovember 29, 2019 – October 1, 2038$46.9MView on USAspending
    47PM0725F0030 · NAICS 541330General Services AdministrationJanuary 20, 2025 – June 30, 2038$39.9MView on USAspending
    36E77620F0003 · NAICS 541330Department of Veterans AffairsNovember 29, 2019 – September 1, 2034$39.0MView on USAspending
    GSP0816JE7084 · NAICS 541330General Services AdministrationJune 1, 2016 – January 31, 2041$34.9MView on USAspending

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    What the numbers show

    No transaction in this record used a small-business set-aside; all obligations were awarded with no set-aside or an unspecified type.

    Obligations increased from $75.8M in FY2024 to $541.2M 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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