General Dynamics Electric Boat, headquartered in Groton, CT, is the world's leading submarine builder with over a century of experience. Specializing in nuclear-powered submarines, EB has designed and delivered 17 of the U.S. Navy’s 20 classes of nuclear submarines, including the Virginia-class and Columbia-class ballistic-missile submarines. The company continues to innovate in submarine technology, ensuring national security through cutting-edge designs and engineering.