Home - Nautical Structures - Marine Engineering and Manufacturing - Davits, Cranes, Gangeways, Passarelles Your Preferred Davit, Deck Crane, Overhead Beam Crane, Slide Crane, Passerelle, Gangway, Stair, Shell door, Swim Platform Transom Lift, and Dock Lift Manufacturer. Located in a state-of-the-art manufacturing facility in Largo, Florida, United States. We are your custom machine providers. Nautical Structures specializes in the design, engineering and manufacture of tender-handling and boarding equipment for the Commercial Marine and Yacht industry. We have certifications for Safety of Life At Sea (SOLAS), SOLAS and MCA / Cargo, Rescue boat, Steamer Masts, and Life Raft applications. Approved for ITAR (International Trade Of Arms Restriction). Nautical Structures aims to create serviceable, efficient, commercial marine and Military Equipment solutions as well.