Located in Seattle, Washington, Delta Marine is a custom builder of yachts up to 100-meters in length. Delta specializes in composite construction, working in both steel and aluminum as well. With an in-house design group, Delta is able to offer its customers complete naval architecture and design services. Delta&rsquo;s current projects under construction range from 40-meters to over 70-meters. Recent deliveries include the 66-meter INVICTUS with steel hull and composite superstructure and the 50-meter all-composite M/Y ARIANNA.