Top Marine & Shipbuilding companies
The Marine & Shipbuilding sub-sector encompasses the design, construction, maintenance, and repair of a wide range of vessels and related infrastructure essential for maritime operations. This industry segment includes the development of specialized ships such as naval and defense vessels, submarines, and various commercial ships including cargo carriers, tankers, cruise ships, and luxury yachts. It also covers the manufacturing of essential ship components and materials, such as marine-grade steel and outfitting equipment, which provide structural integrity and operational functionality. The industry relies on advanced ship design, naval architecture, and marine engineering services to ensure vessels meet safety, durability, and environmental standards. It features extensive facilities like shipyards, drydock infrastructure, and specialized equipment such as lifting, docking, and outfitting systems that support vessel construction, renovation, and refitting activities. The sector includes manufacturing activities for smaller vessels like workboats, tugs, ferries, patrol boats, and high-performance leisure craft, including rigid inflatable boats and luxury yachts. Additionally, it involves the production of marine propulsion and power systems, marine equipment, and outfitting components essential for vessel operation and safety. Offshore and subsea vessel construction is also an integral part of this industry, addressing the needs of the offshore energy sector. Overall, this sub-sector plays a vital role in supporting global maritime trade, defense, offshore activities, and recreational boating, underpinning a comprehensive supply chain that ensures the availability of diverse vessels and ship-related infrastructure.
10 companiesBrunswickbrunswick.comUnited States
OceaneeringOceaneering International operates the world's largest fleet of work-class remotely operated vehicles (~250) and provides engineered subsea robotics, installation, and digital integrity services to offshore energy operators, U.S. defense agencies, and offshore renewable energy developers across four global segments.oceaneering.comUnited States
Fincantierifincantieri.comItaly
Babcock InternationalBabcock International is a UK-listed defence contractor that designs, builds, and provides through-life support for complex military and civil assets — naval ships, submarines, armoured vehicles, civil nuclear services, and military training — primarily for the UK Ministry of Defence and allied governments worldwide.babcockinternational.comUnited Kingdom
Cochin ShipyardCochin Shipyard Limited is a Government of India PSU that builds and repairs warships, aircraft carriers, commercial vessels, LNG-powered ships, electric tugs, and hydrogen fuel cell ferries, serving the Indian Navy, global shipping lines (CMA CGM, Wilson ASA), port authorities, and state governments from facilities in Kochi, Udupi, and Vadinar.cochinshipyard.comIndia
Seatriumseatrium.comSingapore
ESCO Technologies Inc.ESCO Technologies designs and manufactures highly-engineered filtration, fluid control, RF shielding, and electrical diagnostic products across three segments—Aerospace & Defense, Utility Solutions Group, and RF Test & Measurement—serving Boeing, Lockheed Martin, the US/UK Navy, Intel, TSMC, and electric utilities globally.escotechnologies.comUnited States
WartsilaWärtsilä is a Finnish industrial technology company that designs marine engines, propulsion, and flexible power plant systems, and operates a global lifecycle service network serving shipowners, utilities, and data center operators across 180 countries.wartsila.comFinland
AustalAustal is a global shipbuilder designing and constructing aluminum and steel defence and commercial vessels for navies, coast guards, border forces, and ferry operators from shipyards in Australia, the United States, the Philippines, and Vietnam, backed by a record A$17.7 billion order book and proprietary autonomy, AI hull-design, and additive manufacturing capabilities.austal.comAustralia
Huntington Ingalls IndustriesHuntington Ingalls Industries is America's largest military shipbuilder, operating Ingalls Shipbuilding, Newport News Shipbuilding, and Mission Technologies to design, build, and sustain nuclear aircraft carriers, submarines, destroyers, amphibious vessels, and autonomous maritime systems for the U.S. Navy, U.S. Department of Defense, and allied governments.hii.comUnited States