Federal Contractor Index

    Chappelle Mechanical Services LLC

    UEI NS1XGB16FNF3 CAGE 850W0 Active Lorton, VA

    Small Business · Data through September 30, 2026

    Obligations, FY2026
    $4.9M
    Total obligations, FY2024–FY2026
    $9.4M
    Contract actions, FY2024–FY2026
    85
    Top agency
    Department of Health and Human Services

    Obligations by fiscal year

    FY2021: $1,082,034FY2022: $613,000FY2023: $1,925,324FY2024: $1,943,828FY2025: $2,581,335FY2026: $4,880,260
    Fiscal yearObligations
    FY2026$4.9M
    FY2025$2.6M
    FY2024$1.9M
    FY2023$1.9M
    FY2022$613K
    FY2021$1.1M

    Agencies, NAICS, and PSC codes

    Top awarding agencies
    AgencyObligationsShare
    Department of Health and Human Services$12.9M99.3%
    Smithsonian Institution$85K0.7%
    NAICS codeObligationsShare
    238220 — Plumbing, Heating, and Air-Conditioning Contractors$10.4M79.6%
    236220 — Commercial and Institutional Building Construction$2.6M20.1%
    221330 — Steam and Air-Conditioning Supply$24K0.2%
    561210 — Facilities Support Services$18K0.1%
    PSC codeObligationsShare
    Z2DA — Repair Or Alteration of Hospitals and Infirmaries$10.2M78.5%
    Y1JZ — Construction of Miscellaneous Buildings$2.0M15.6%
    Z2JZ — Repair Or Alteration of Miscellaneous Buildings$584K4.5%
    J041 — Maint/repair/rebuild of Equipment- Refrigeration, Air Conditioning, and Air Circulating Equipment$61K0.5%
    J048 — Maint/repair/rebuild of Equipment- Valves$51K0.4%

    Contract type and set-aside mix

    Contract pricing typeObligationsShare
    Firm Fixed Price$13.0M100%
    Set-aside typeObligationsShare
    No Set Aside Used.$11.3M86.5%
    Small Business Set Aside - Total$1.8M13.5%

    Place of performance by state

    StateObligationsShare
    MD$12.1M93.2%
    VA$797K6.1%
    DC$85K0.7%

    Largest contract actions on file

    AwardAgencyPeriod of performanceObligationRecord
    75N99023F00010 · NAICS 238220Department of Health and Human ServicesSeptember 13, 2023 – December 1, 2023$463KView on USAspending
    75N99025F00017 · NAICS 238220Department of Health and Human ServicesSeptember 4, 2025 – November 4, 2025$370KView on USAspending
    75N99021P00087 · NAICS 236220Department of Health and Human ServicesAugust 11, 2021 – May 25, 2022$338KView on USAspending
    75N99026F00008 · NAICS 236220Department of Health and Human ServicesSeptember 14, 2026 – April 30, 2027$337KView on USAspending
    75N99023F00009 · NAICS 238220Department of Health and Human ServicesAugust 29, 2023 – October 31, 2024$315KView on USAspending
    75N99024C00028 · NAICS 236220Department of Health and Human ServicesJune 24, 2024 – October 31, 2024$315KView on USAspending
    75N99026F00004 · NAICS 238220Department of Health and Human ServicesJuly 27, 2026 – August 31, 2026$300KView on USAspending
    75N98026F00013 · NAICS 238220Department of Health and Human ServicesMay 28, 2026 – November 15, 2026$299KView on USAspending
    75N98026F00016 · NAICS 238220Department of Health and Human ServicesJune 26, 2026 – October 13, 2026$294KView on USAspending
    75N99026F00015 · NAICS 236220Department of Health and Human ServicesSeptember 25, 2026 – December 31, 2026$289KView on USAspending

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    What the numbers show

    99% of this contractor's obligations on file ($12.9M of $13.0M) came from a single agency, Department of Health and Human Services.

    13% of obligations on file ($1.8M) used a small-business set-aside; the rest carried no set-aside or an unspecified type.

    Obligations increased from $2.6M in FY2025 to $4.9M 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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