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    Recompete window opens in 42 days
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    Agency spend up 18% next FY
    DoD facilitiesQ3 window
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    DIBBS79%
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    This week
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    Upload SF 33Mon
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    247 words
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    UEIJK4M8…
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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /811

    NAICS Demand Lane

    Repair and Maintenance, Contract Opportunities

    24,780 total opportunities (24,780 active) tied to NAICS 811 across federal, state, local, and forecast sources.
    NAICS 811Federal + SLED24.8K total
    View NAICS definition →
    Total Opportunities
    24.8K
    Across all indexed sources
    Active Estimate
    24.8K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 811.

    DEPT OF DEFENSE

    PKB UNIFY PHONE SYSTEM MAINTENANCE (SERVICE)

    Active

    AI Summary

    The Department of Defense is seeking quotes for maintenance services for the PKB Unify Phone System at F.E. Warren Air Force Base. This is a Total Small Business Set-Aside opportunity, with a Firm Fixed-Price contract expected. Interested vendors must register in SAM and submit their quotes by 14 September 2026.

    WY

    Posted Aug 25, 2026Due Sep 11, 2026Combined Synopsis/SolicitationNAICS 811210Total Small Business Set-Aside (FAR 19.5)Sol: FA461326Q1038
    View details→

    DEPT OF DEFENSE

    N5523626Q0118 - BORESCOPE REPAIR

    Active

    AI Summary

    The Southwest Regional Maintenance Center intends to award a sole source purchase order to Waygate Technologies USA LP for the repair and maintenance of borescopes. This opportunity is not a request for offers, and responses must be submitted by August 28, 2026, to be considered.

    CA

    Posted Aug 25, 2026Due Aug 28, 2026Combined Synopsis/SolicitationNAICS 8112108(a) Sole Source (FAR 19.8)Sol: C410A
    View details→

    NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

    SERVICE CONTRACT FOR HITACHI S-4700 SCANNING ELECTRON MICROSCOPE

    Active

    AI Summary

    NASA/NSSC is seeking a service contract for the Hitachi S-4700 Scanning Electron Microscope. This opportunity is a sole source contract to Hitachi High-Tech America, Inc. Interested organizations may submit their capabilities by 3:00 p.m. CST on 8/28/2026. Quotes will not be considered for evaluation.

    MS

    Posted Aug 25, 2026Due Aug 28, 2026Special NoticeNAICS 811210Sol: 80NSSC26941876Q
    View details→

    DEPARTMENT OF STATE

    LIMA - PREVENTIVE MAINTENANCE COOLING TOWERS 3&4

    Active

    AI Summary

    This opportunity involves a request for quotation for preventive maintenance services for cooling towers #3 and #4 at the Embassy's Chancery building. The solicitation number is 19PE5026Q0060, and it is not set-aside for small businesses. Interested parties should refer to the attached RFQ document for further details.

    DC

    Posted Aug 25, 2026Due Sep 7, 2026Combined Synopsis/SolicitationNAICS 811310Sol: 19PE5026Q0060
    View details→

    DEPARTMENT OF STATE

    LIMA - PREVENTIVE MAINTENANCE COOLING TOWERS 1&2

    Active

    AI Summary

    This opportunity is a request for quotation for preventive maintenance services on cooling towers #1 and #2 at the Chancery building of the Embassy. The solicitation number is 19PE5026Q0059, and it is not set-aside for small businesses. Interested parties should refer to the attached RFQ document for further details.

    DC

    Posted Aug 25, 2026Due Sep 7, 2026Combined Synopsis/SolicitationNAICS 811310Sol: 19PE5026Q0059
    View details→

    DEPARTMENT OF JUSTICE

    SERVICE LEVEL AGREEMENT FOR APPLIANCES

    Active

    AI Summary

    The Department of Justice is seeking quotations for a Service Level Agreement for preventive maintenance, sanitization, and repair services for Government-owned break room appliances. This opportunity is set aside for small businesses and is issued as a Request for Quotation (RFQ). Quotes are due by September 8, 2026.

    DC

    Posted Aug 25, 2026Due Sep 8, 2026Combined Synopsis/SolicitationNAICS 811412Total Small Business Set-Aside (FAR 19.5)Sol: 15PADB26Q00000002
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    BFSU CEPHEID SERVICE AGREEMENT

    Active

    AI Summary

    The Indian Health Service intends to award a sole-source contract to Cepheid for certified maintenance and support services for the GeneXpert Analyzer. The contract period is from September 20, 2026, to September 19, 2027. Interested parties may submit capabilities statements to demonstrate their ability to meet the re…

    MT

    Posted Aug 25, 2026Due Sep 1, 2026Special NoticeNAICS 811210Sol: SN-75H70926BAO_090
    View details→

    DEPARTMENT OF HEALTH AND HUMAN SERVICES

    MAINTENANCE AND SERVICE AGREEMENT FOR MOSQUITO LIQUID HANDLING INSTRUMENTS

    Active

    AI Summary

    The Department of Health and Human Services is seeking a maintenance and service agreement for mosquito liquid handling instruments. This opportunity is classified under NAICS code 811210 and is not subject to FAR Part 13 Simplified Acquisition Procedures. Interested parties should refer to the attached notice for furt…

    MD

    Posted Aug 25, 2026Due Sep 4, 2026Combined Synopsis/SolicitationNAICS 811210Total Small Business Set-Aside (FAR 19.5)Sol: 75N98026Q00886
    View details→

    DEPT OF DEFENSE

    MAINTENANCE NITROGEN TRAILERS

    Active

    AI Summary

    The Department of Defense intends to award a sole-source contract for annual maintenance and repair services for two High Pressure Nitrogen Trailers. The contract will be awarded to Kelvin International Corporation, the OEM, under NAICS code 811310. Interested vendors may submit capability statements by September 9, 20…

    HI

    Posted Aug 25, 2026Due Sep 9, 2026PresolicitationNAICS 811310Sol: AMS-26-930-0030
    View details→

    DEPT OF DEFENSE

    AIR COMPRESSOR REPAIR

    Archived

    AI Summary

    The Department of Defense is soliciting quotes for the repair of a Quincy Air Compressor at Davis-Monthan AFB. This is a total small business set-aside opportunity under NAICS code 811310. Interested contractors must provide all labor, parts, and materials to restore the compressor to full service. Quotes are due by Ju…

    AZ

    Posted Aug 25, 2026Due Jul 27, 2026SolicitationNAICS 811310Total Small Business Set-Aside (FAR 19.5)Sol: FA487726QA176
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    22,259
    sled
    2,299
    forecast
    222

    Related NAICS Codes

    • 81, Other Services (except Public Administration)→
    • 8111, Automotive Repair and Maintenance→
    • 81111, Automotive Mechanical and Electrical Repair and Maintenance→
    • 811111, General Automotive Repair →
    • 811114, Specialized Automotive Repair →
    • 81112, Automotive Body, Paint, Interior, and Glass Repair→
    • 811121, Automotive Body, Paint, and Interior Repair and Maintenance →
    • 811122, Automotive Glass Replacement Shops →
    • 81119, Other Automotive Repair and Maintenance→
    • 811191, Automotive Oil Change and Lubrication Shops →

    Explore

    • 811 Definition→
    • Browse NAICS Codes→
    • PSC Contract Lanes→
    • AI Contract Categories→
    • Browse by Agency→
    • Browse by State→

    About NAICS 811

    The Repair and Maintenance sector comprises establishments engaged in repairing, maintaining, or servicing various goods, machinery, and equipment. This includes a wide range of services from automotive repair to electronic equipment maintenance.

    Read the full NAICS definition →