NDI Engineering Company, formally known as National Designers Inc, is a full-service Naval and Marine Engineering firm engaged in providing professional engineering and technical services to Government clients entrusted with responsibility for the maintenance of infrastructure, environmental protection and homeland defense. The firm is able to Naval Architecture, Marine Engineering, Structural Engineering, Mechanical Engineering, Electrical Engineering, Electronic Engineering & Logistics Engineering as it relates to the design and analysis of vessel repairs, modifications, conversions and repowerings. The firm also works in the design, installation, upgrade, maintenance and repair of Hull, Mechanical and Electrical (HM&E) systems and equipment associated with surface ships, submarines, and other military watercraft. The firm is able to offer up-front support in the development of Ship Alteration Records and Ship Change Documents, performance of alteration design shipchecks, installation design package preparation, support of Planning Yard reviews and ongoing technical support during alteration installation by shipyards or AIT's. NDI has a long tradition of developing and producing systems and equipment for installation aboard U.S. Navy vessels. NDI's Machinery Group specializes in electro-mechanical equipment and electrical power generation, conversion, and distribution equipment. NDI designed equipment is fully system engineered to meet shipboard requirements for shock & vibration, EMI emissions & susceptibility, salt spray & fog, temperature, reliability, maintainability, and other environmental criteria.
