A Specialty Maritime Engineering Practice.
JMS Naval Architects is a specialty maritime engineering practice providing naval architecture, marine engineering, marine surveying, and marine casualty response services to assist ship owners in the management of their fleet. With a unique combination of high-end analytical engineering expertise and practical deck plate experience, JMS delivers innovative and cost-effective solutions to complex problems.
Comprehensive naval architecture services from concept design to detail, structure, and systems design.
Specialized design and engineering for barges, dry docks, and utility workboats.
Customized design packages for highly capable marine research vessels.
Provides 24/7 marine casualty response services, rapid marine inspections, and stability and strength assessments for damaged vessels.
Deck plate engineering for repairs, modifications, equipment specifications, and new installation of shipboard systems.
Engineering design packages for modernizing vessel propulsion systems.
Analytical studies evaluating the feasibility of proposed vessel modifications or repairs.
Engineering support for shipyards during construction, modifications, or repair operations.
Oversight and trials to ensure construction and repairs meet all specifications and standards.
Capabilities are organized into targeted child services.
Marine · Research Facilities · Federal
Marine · 2026 · Client: Mystic Seaport Museum
JMS Naval Architects provided the complete engineering design package for the repowering of the 61.5-foot wooden schooner S/V BRILLIANT, supporting extensive restoration and modernization efforts. The project included structural restoration and replacement of the 42-year-old Detroit Diesel engine.
Marine · 2025 · Client: Mystic Seaport Museum
JMS Naval Architects conducted a comprehensive stability analysis and regulatory review of the 117-year-old wooden passenger vessel, M/V SABINO, following its modernization and restoration, which involved converting its traditional steam boiler propulsion system to a modern diesel-electric system.
Research Facilities · 2018 · Client: Virginia Institute of Marine Science
Designed a highly modern and capable 93-foot flagship research vessel for the Virginia Institute of Marine Science. The design provides versatile deck gear, geophysical, and coring capabilities, functioning as an all-in-one platform for fisheries research, stock assessments, trawling, and instrument deployment.