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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /23

    NAICS Demand Lane

    Construction, Contract Opportunities

    154,192 total opportunities (154,192 active) tied to NAICS 23 across federal, state, local, and forecast sources.
    NAICS 23Federal + SLED154.2K total
    View NAICS definition →
    Total Opportunities
    154.2K
    Across all indexed sources
    Active Estimate
    154.2K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 23.

    DEPT OF DEFENSE

    N4008426R7500 DB RMAC FACILITY IMPROVEMENT AT NETDC, SAN ANTONIO, ZAMBALES, PHILIPPINES

    Active

    AI Summary

    This opportunity involves facility improvement at NETDC in San Antonio, Zambales, Philippines, under the Department of Defense and the Navy. Proposals are due by 18 September 2026, at 11:00 a.m. Thailand local time. This solicitation is categorized under NAICS code 236220, focusing on construction services.

    AP

    Posted Sep 15, 2026Due Oct 9, 2026SolicitationNAICS 236220Sol: N4008426R7500
    View details→

    DEPT OF DEFENSE

    N4008421D0070_N4008423F4690_P00004

    Archived

    AI Summary

    The opportunity involves a justification for an exception to Fair Opportunity for the modification of a contract related to replacing generators at the Awase Communication Site in Okinawa, Japan. This is part of the Okinawa DB/DBB MACC IDIQ contract.

    AP

    Posted Sep 15, 2026JustificationNAICS 236220Sol: 26-JA-FECON-0015
    View details→

    DEPT OF DEFENSE

    ELEVATOR MODERNIZATION SB B777, B778, AND WAAF B901

    Active

    AI Summary

    The Department of Defense is soliciting proposals for the modernization of elevators at specified locations. The opportunity includes amendments to the performance work statement and instructions for offerors. Quotes are due by September 18, 2026. Interested bidders must comply with specific licensing requirements and …

    HI

    Posted Sep 15, 2026Due Sep 18, 2026SolicitationNAICS 238990Sol: W912CN-26-Q-A048
    View details→

    SMITHSONIAN INSTITUTION

    PHASE 2 CONSTRUCT ARABIAN LEOPARD EXHIBIT AT THE NATIONAL ZOOLOGICAL PARK

    Active

    AI Summary

    The Smithsonian Institution is soliciting proposals for the construction of the Phase 2 Habitats & Animal Care Building for the Arabian Leopard Facility at the National Zoological Park. The project requires experienced contractors capable of managing complex construction activities within an active zoo environment. Pro…

    VA

    Posted Sep 14, 2026Due Nov 13, 2026SolicitationNAICS 236220Sol: 33330226RT0010015
    View details→

    DEPT OF DEFENSE

    ACC004 FLIGHT SIMULATOR

    Active

    AI Summary

    This opportunity involves the construction of a new Flight Simulator facility at Joint Base Elmendorf-Richardson, Alaska. The facility will accommodate 12 simulator devices, classrooms, and support spaces, adhering to specific intelligence community standards. The project requires integration with existing telecommunic…

    AK

    Posted Sep 14, 2026Due Sep 28, 2026Special NoticeNAICS 236220Sol: W911KB27RWP02
    View details→

    DEPT OF DEFENSE

    FY28 FREQUENCY CONVERTER PLANT, YOKOHAMA NORTH DOCK

    Active

    AI Summary

    The U.S. Army Corps of Engineers is seeking local sources for the FY28 Frequency Converter Plant project at Yokohama North Dock, Japan. This project involves constructing a 66kV electrical substation and frequency converter plant to provide sustainable shore power for military watercraft. Interested firms must be licen…

    AP

    Posted Sep 14, 2026Due Sep 23, 2026Sources SoughtNAICS 236220Sol: W912HV-26-Z-0022
    View details→

    DEPT OF DEFENSE

    SHIPYARD INFRASTRUCTURE OPTIMIZATION PROGRAM MULTI-MISSION DRY DOCK, MULTIPLE AWARD CONSTRUCTION CONTRACT

    Archived

    AI Summary

    The Department of Defense is seeking contractors for the Shipyard Infrastructure Optimization Program, focusing on a Multi-Mission Dry Dock at Puget Sound Naval Shipyard. This pre-solicitation notice anticipates multiple award construction contracts with a maximum value of $15 billion over ten years. Interested firms s…

    WA

    Posted Sep 14, 2026PresolicitationNAICS 237990Sol: N4425526R0005
    View details→

    DEPT OF DEFENSE

    F3G3AA6218AG03 - 57 MXG FLOORING

    Active

    AI Summary

    The Department of Defense, specifically the Department of the Air Force, is seeking proposals for flooring installation services under a combined synopsis/solicitation. Interested bidders should refer to the attached documents for detailed requirements and specifications. The opportunity is set aside for small business…

    NV

    Posted Sep 14, 2026Due Sep 18, 2026Combined Synopsis/SolicitationNAICS 238330Total Small Business Set-Aside (FAR 19.5)Sol: F3G3AA6218AG03
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    AMENDMENT TO EXTEND QUESTIONS DUE DATE

    Archived

    AI Summary

    This amendment extends the due date for questions regarding the solicitation from the Department of Veterans Affairs. The primary NAICS code is 238220, which pertains to plumbing, heating, and air-conditioning contractors. Bidders should take note of the new deadlines and ensure compliance with all requirements.

    OH

    Posted Sep 14, 2026Due Sep 10, 2026Combined Synopsis/SolicitationNAICS 238220Sol: 36C25026Q0927-0001
    View details→

    DEPT OF DEFENSE

    SLD 30 CES BLD 10577 CARPET REMOVAL AND REPLACEMENT

    Active

    AI Summary

    This opportunity involves carpet removal and replacement services for the Department of Defense, specifically for the Air Force. The work includes lifting furniture in every room to install new carpet. Quotes are due by 1:00 PM PST on September 17, 2026. The worksite is a secure area where electronic devices are prohib…

    CA

    Posted Sep 14, 2026Due Sep 17, 2026Combined Synopsis/SolicitationNAICS 238330Total Small Business Set-Aside (FAR 19.5)Sol: FA461026Q0047
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    74,749
    sled
    77,914
    forecast
    1,529

    Related NAICS Codes

    • 236, Construction of Buildings→
    • 2361, Residential Building Construction→
    • 23611, Residential Building Construction→
    • 236115, New Single-Family Housing Construction (except For-Sale Builders) →
    • 236116, New Multifamily Housing Construction (except For-Sale Builders) →
    • 236117, New Housing For-Sale Builders →
    • 236118, Residential Remodelers →
    • 2362, Nonresidential Building Construction→
    • 23621, Industrial Building Construction→
    • 236210, Industrial Building Construction →

    Explore

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

    About NAICS 23

    The Construction sector comprises establishments primarily engaged in the construction of buildings or engineering projects (e.g., highways and utility systems). This sector includes new work, additions, alterations, and maintenance and repairs.

    Read the full NAICS definition →