Seven Seas Construction has been serving the Long Island region since 1968. Founded by Dieter Lund, Seven Seas Construction Company, Inc. provides marine construction services primarily on the north shore of Long Island. In business for two generations, the company is now operated by his son, Thomas. Seven Seas specializes in dock building and bulkheading, as well as all aspects of marine construction. We can provide an array of marine related services to meet your needs. Our familiarity with Port Jefferson Harbor, Conscience Bay, Stony Brook Harbor, Mount Sinai, and the adjacent Long Island Sound is unparalleled in the industry. View our gallery to see photos from some our more recent projects.
Please contact us to find out more and to discuss your upcoming projects. We look forward to working with you!