NAICS Demand Lane

    Other Support Activities for Water Transportation — Contract Opportunities

    234 total opportunities (234 active) tied to NAICS 488390 across federal, state, local, and forecast sources.
    NAICS 488390Federal + SLED234 total
    Total Opportunities
    234
    Across all indexed sources
    Active Estimate
    234
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 488390.

    AI Summary

    The Maritime Administration (MARAD) is seeking proposals for long-term safe layberthing services for up to two Watson Class LMSR vessels on the U.S. West Coast. The due date for proposals has been extended to May 4, 2026. Notably, the wind requirement has been reduced from 130 mph to 85 mph. Please refer to the solicit…

    DC

    Posted Apr 23, 2026Due May 4, 2026SolicitationNAICS 488390No Set aside usedSol: 693JF726R000009
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    AI Summary

    The Boston National Historical Park is seeking maritime services through a combined synopsis/solicitation. This opportunity is managed by the Department of the Interior, National Park Service, and is classified under NAICS code 488390. Bidders should be prepared to provide specialized services related to maritime opera…

    MA

    Posted Apr 17, 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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    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 falls under FAR Part 13 - Simplified Acquisition Procedures, making it accessible for small businesses. Interested bidders should prepare their proposals accordingly.

    DC

    Posted Apr 2, 2026Due May 7, 2026SolicitationNAICS 488390Sol: 19L16026Q0002
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    AI Summary

    This opportunity involves providing bunkering and de-bunkering services at Tokyo Bay for Commander Fleet Activities Yokosuka. The solicitation is open to sources authorized to operate in Japan, with specific compliance requirements for contractors outside Japan. The due date for offers has been extended to April 3, 202…

    AP

    Posted Apr 2, 2026Due Apr 3, 2026SolicitationNAICS 488390Sol: N6264926QB001
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    AI Summary

    The Department of Defense requires non-personal services for full-time small boat maintenance and operations support across five locations. The primary duty is at Fort Sam Houston, TX, with regular travel to other sites. Interested bidders should refer to the Performance Work Statement for details and submit questions …

    LA

    Posted Apr 1, 2026Due Apr 3, 2026SolicitationNAICS 488390Total Small Business Set-Aside (FAR 19.5)Sol: M6786126Q0018
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    AI Summary

    The Department of Transportation's Maritime Administration is soliciting lay berthing services for a long-term safe lay berth for up to two Ro/Ro vessels on the US East Coast. Interested parties should submit proposals by April 1, 2026, via email. Please refer to the solicitation document for further details.

    DC

    Posted Mar 25, 2026Due Apr 1, 2026SolicitationNAICS 488390No Set aside usedSol: 693JF726R000005
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    189
    sled
    39
    forecast
    6

    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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