G.G. Schmitt G.G. Schmitt is a designer and manufacturer of customized hardware and structural components, including marine towers, seats, ladders, handrails, port lights, and other metal hardware and related products, primarily to major OEMs in the Marine industry. Visit G.G. Schmitt Contact Info 2821 Old Tree Dr.Lancaster, PA 17603Phone: 717-394-3701Fax: 717-291-97397230 15th St. EastSarasota, FL 34243Phone: 941-360-1967Fax: 941-360-1973