Charleston Dry Dock & Machine Company

Charleston Dry Dock & Machine Company (renamed Charleston Drydock and Shipbuilding Co. in the late-1930s) was a shipyard located in Charleston, South Carolina, on the Cooper River. The shipyard is significant for its contribution to marine engineering, including the first entirely-welded commercial ship built in the United States. It was owned and operated by Leland Louis Green who was the first registered naval architect in South Carolina.