Established in 1957, Dover Marine is a U.S.-based manufacturer whose roots lie in supplying heavy-duty bronze marine spares to tanker and barge operators. Today, the Ronkonkoma company serves commercial and military maritime customers worldwide, keeping standard hardware in stock while handling selected custom work for demanding marine applications.
HMS Marine HardwareServing the marine industry since 1987, HMS Marine Hardware is a specialist supplier of habitability hardware for working vessels and offshore facilities. Its products are intended for the USN, USCG, merchant ships and cruise ships.FREEPORT, NY
BFG MarineSince 1959, BFG Marine has manufactured remote manual valve control systems and marine hardware for shipyards, offshore operators, and industrial facilities. Based in Bay Shore, New York, the company supplies equipment to major U.S. shipyards for military and commercial work, including the U.S. Navy, and uses CNC machining and turning centers to produce many items for prompt shipment. Its patented Cam-Lock deck box cover is approved for use across the Navy’s entire fleet.BAY SHORE, NY
Miller's Island Propeller, IncA family-owned marine manufacturer and service shop in Sparrows Point, Maryland, Miller's Island Propeller makes and reconditions boat propellers while supplying the underwater hardware and shafting that keep vessels moving. Founded in 1971 as a foundry and propeller reconditioner, the company now operates a 55,000-square-foot manufacturing and warehouse facility with rail service. It is also the largest distributor of sailboat propellers in the United States and produces its own Chesapeake 3 sailing propellers.SPARROWS POINT, MD
Juniper Industries, IncSince 1928, Juniper Industries has manufactured marine watertight closures, with a specialty in Navy-standard doors and the components used to maintain them. The Middle Village, New York company also makes marine and commercial ventilation assemblies and provides custom fabrication for both markets. It describes itself as America’s largest independent manufacturer of Navy-standard watertight closures and closure components.MIDDLE VILLAGE, NY