NAICS Demand Lane

    Other Support Activities for Water Transportation — Contract Opportunities

    241 total opportunities (241 active) tied to NAICS 488390 across federal, state, local, and forecast sources.
    NAICS 488390Federal + SLED241 total
    Total Opportunities
    241
    Across all indexed sources
    Active Estimate
    241
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 488390.

    AI Summary

    The Department of State is seeking quotations for services to clean, sanitize, and seal its raw and potable water storage facilities. This opportunity is categorized under NAICS code 488390 and falls under Simplified Acquisition Procedures.

    DC

    Posted May 7, 2026Due May 14, 2026SolicitationNAICS 488390Sol: 19L16026Q0002
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    AI Summary

    The Marine Forces Special Operations Command intends to award a Sole Source Purchase Order Contract to Maritime Tactical Systems, INC. for MARTAC services. Interested vendors should refer to the Sole Source Justification document for more details and may contact the designated individual before the notice's expiration.

    NC

    Posted May 6, 2026Due May 22, 2026Special NoticeNAICS 488390Total Small Business Set-Aside (FAR 19.5)Sol: M209706934830
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    AI Summary

    The Maritime Administration requires long-term layberthing services for up to two Watson Class LMSR vessels on the U.S. West Coast. The proposal due date has been extended to May 8, 2026, and the wind requirement has been reduced from 130 mph to 85 mph. Interested bidders should refer to the solicitation document for f…

    DC

    Posted May 4, 2026Due May 8, 2026SolicitationNAICS 488390No Set aside usedSol: 693JF726R000009
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    AI Summary

    The Department of Defense is seeking proposals for the operation, maintenance, and repair of the Motor Vessel Independence under a five-year contract. This opportunity is a total small business set-aside, with an estimated value of $65 million. Services will primarily be conducted in coastal waters of California, Orego…

    CA

    Posted May 4, 2026Due May 19, 2026PresolicitationNAICS 488390Total Small Business Set-Aside (FAR 19.5)Sol: N3943026R4001
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    AI Summary

    The Department of the Interior is seeking equipment harvesting services for the non-retention vessels Ex-Whidbey Island (LSD 41) and Ex-Fort McHenry (LSD 43). This is a pre-solicitation notice for interested parties to prepare for the upcoming opportunity.

    VA

    Posted Apr 30, 2026Due May 15, 2026Special NoticeNAICS 488390Sol: 140D0426Q0249
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    AI Summary

    The Department of the Interior, National Park Service, is seeking maritime services for the Boston National Historical Park. This opportunity is a combined synopsis/solicitation and is not set aside for small businesses. Interested parties should review the details and submit proposals accordingly.

    MA

    Posted Apr 30, 2026Due May 1, 2026Combined Synopsis/SolicitationNAICS 488390Total Small Business Set-Aside (FAR 19.5)Sol: 140P4326Q0022
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    AI Summary

    The Department of the Interior, US Geological Survey is soliciting for a vessel lease, revising the length requirement from 90 feet to 78 feet overall. This opportunity is categorized under marine services and is essential for geological survey operations.

    CA

    Posted Apr 13, 2026Due Apr 20, 2026SolicitationNAICS 488390Sol: 140G0326Q0067
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    AI Summary

    The Department of Transportation's Maritime Administration requires layberthing services for up to three Cape H vessels on the West Coast. Interested bidders should refer to the attached solicitation for detailed requirements.

    DC

    Posted Apr 10, 2026Due May 11, 2026Combined Synopsis/SolicitationNAICS 488390Sol: 693JF726R000011
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    AI Summary

    The U.S. Army Corps of Engineers is seeking a contractor for inspection and maintenance services of Viking Liferafts under solicitation W912PM26QA027. This opportunity is a total small business set aside and requires submission of quotes electronically by April 23, 2026. Interested parties must be registered in SAM to …

    NC

    Posted Apr 7, 2026Due Apr 23, 2026Combined Synopsis/SolicitationNAICS 488390Sol: W912PM26QA027
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    AI Summary

    The Department of Defense is seeking contractors for maintenance and repair services of small vessels at Joint Base Charleston. This sources sought announcement is for market research purposes only, and responses will inform future acquisition decisions. Interested parties should submit their capabilities and business …

    SC

    Posted Apr 6, 2026Due Apr 17, 2026Sources SoughtNAICS 488390Sol: A060891
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    193
    sled
    43
    forecast
    5

    About NAICS 488390

    This industry comprises establishments primarily engaged in providing support activities for water transportation, such as marine cargo handling, marine pilotage, and vessel salvage services. These activities facilitate the operation and management of waterborne transportation.

    Read the full NAICS definition →

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