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351 companies

Fuller Marine Engineering

Clairton, PA, United States

Fuller Marine Engineering provides marine engineering services in Clairton, PA, specializing in vessel maintenance and repair.

Galvanic Applied Sciences, Inc

Location not listedUpdated Dec 2002

Galvanic Applied Sciences, Inc is a company likely specializing in applied sciences related to galvanic processes, potentially serving maritime or industrial sectors.

Gary W. Mull Naval Architect

Oakland, CA, United StatesUpdated Nov 1998

Naval architecture firm founded by Gary W. Mull (1937-1993), an American yacht designer known for light-displacement fiberglass sailboats designed for offshore racing and seaworthiness.

Gaztransport & Technigaz (GTT Corporate)

Saint-Rémy-lès-Chevreuse, FranceUpdated Apr 2016
Training

Gaztransport & Technigaz (GTT) is a French company specializing in membrane containment systems and technologies for the maritime transportation and storage of LNG, providing consultancy, engineering, maintenance, and training services.

George Prior Engineering Ltd

Great Yarmouth, United KingdomUpdated Mar 2006

George Prior Engineering Ltd provides marine engineering services and equipment supply in Great Yarmouth, United Kingdom.

Giannotti Engineering Inc.

Ventura, CA, United StatesUpdated Nov 1998

Giannotti Engineering Inc. is a naval architecture and marine engineering firm providing ship design and engineering consulting services.

Goltens Co Ltd Dubai Branch

Dubai,, United Arab EmiratesUpdated Apr 2006

Goltens Co Ltd Dubai Branch provides specialized marine engine repair, maintenance, and engineering services to the maritime industry in the UAE.

Gottlieb, Barnett & Bridges, LLC

Mobile, AL, United StatesUpdated Jan 2004

Gottlieb, Barnett & Bridges, LLC provides marine engineering and structural consulting services specializing in containerization, crane design, port facilities, and material handling systems.

Great Atlantic Boiler Services Inc.

Jacksonville, FL, United StatesUpdated Nov 1998

Great Atlantic Boiler Services Inc. is a Jacksonville, Florida-based marine boiler service company providing repair, maintenance, and inspection services for shipboard boilers and steam systems.

Great Lakes Power Products

Pittsburgh, PA, United StatesUpdated May 2026

Great Lakes Power Products is a leading provider of OEM products, rebuilt units, parts, service and engineering expertise for power transmission solutions in the marine and industrial off-highway markets, including commercial, pleasure, and governmental vessels.

Guido Perla & Associates Inc.

Seattle,, WA, United StatesUpdated Nov 2006

Guido Perla & Associates, Inc. is a naval architecture and marine engineering firm specializing in the design of fishing vessels, serving clients primarily in the US with a global customer base.

Gulf Engineering Company

United StatesUpdated Nov 2001

Gulf Engineering Company is a U.S.-based maritime engineering firm specializing in ship design, repair, and marine consulting services.

GustoMSC

Schiedam,, NetherlandsUpdated Dec 2005

GustoMSC is a Dutch company specializing in the design and engineering of offshore vessels and marine structures, serving the maritime and offshore industries.

H T Engineering, Inc.

Location not listedUpdated Dec 2002

H T Engineering, Inc. provides marine engineering and repair services, specializing in shipboard machinery and equipment maintenance.

HJM Marine Ltd

United KingdomUpdated Oct 2001
Port Agent

HJM Marine Ltd is a UK-based agent representing multiple international ship repair and engineering facilities.

Hamworthy Svanehøj A/S

Svenstrup J., DenmarkUpdated Jan 2007

Hamworthy Svanehøj A/S, part of Wärtsilä since 2012, provides marine and offshore fluid handling systems including ballast water management, gas systems, exhaust gas cleaning, fresh water generation, inert gas systems, oil separation, and wastewater treatment solutions.

Hansen Marine Engineering Inc.

Marblehead, MA, United StatesUpdated Feb 2008
Training

Hansen Marine Engineering, Inc. is the largest Westerbeke engine, generator, and parts distributor in the northeast, specializing in marine engineering solutions and offering products from Westerbeke, Universal, Aquadrive, and Nanni Diesel.

Harry A. Jackson P.E.

Groton, CT, United StatesUpdated Nov 1998

Harry A. Jackson P.E. is an independent naval architecture and marine engineering consulting firm based in Groton, Connecticut, specializing in submarine and ship design.

Hawaii Marine Co.

Kaneohe, HI, United StatesUpdated Apr 2005

Hawaii Marine Company provides naval architectural, marine engineering, expert witness, marine surveying, computer aided design and drafting services compliant with USCG, ABS, and ABYC standards.

Hertel Marine Services

Rotterdam,, NetherlandsUpdated May 2006

Engineering, supply and installation of architectural outfitting and insulation systems for marine and offshore projects.

Huber Inc.

Jefferson,, LA, United StatesUpdated Jan 2007

Huber, Inc. is a manufacturer and engineering firm specializing in integrated, turn-key hydraulic systems and repair services for the chemical, marine, and agricultural industries, now operating under Supreme Integrated Technology, Inc.

Hydraulic Controls Inc.

Chula Vista, CA, United StatesUpdated May 2026

Hydraulic Controls, Inc. is a fluid power distributor serving the Pacific Southwest for over 50 years, supplying hydraulic and pneumatic components and systems to industrial and marine customers, including HYDAC products for shipping and marine applications.