Underwater Hull and Sea Chest Cleaning

The contract calls for the manual removal of marine growth, biofouling, and debris from submerged surfaces of vessels, including the hull, sea chests, and transducers, using techniques that ensure no damage to the vessel components. All work must be performed underwater by qualified personnel with the expertise to handle delicate underwater structures while maintaining operational integrity and environmental compliance. The task requires precision, adherence to non-invasive methods, and a thorough understanding of marine vessel systems to prevent impairment of critical hardware. This is a total small business set-aside contract under the NAICS code 562910, issued by the Department of Homeland Security's Sflc Procurement Branch 1, and is open exclusively to small businesses. The opportunity was posted on May 11, 2026, with a response deadline of May 15, 2026, at 1:00 PM. Performance is required in Boston, Massachusetts, with a zip code of 02109. The contract type is a subcontract, and all proposals must be submitted through the designated SAM.gov portal prior to the deadline to be considered.