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1,239 companies

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.

Guildline Instruments Inc.

Lake Mary, FL, United StatesUpdated Jul 2003

Guildline Instruments is an engineering company based in Lake Mary, FL, specializing in the design, manufacturing, and marketing of ultra-precise instruments for metrology and oceanography since 1957.

Guill Tool & Engineering Co. Inc.

West Warwick, RI, United StatesUpdated May 2026

Guill Tool & Engineering Co. Inc. is a designer and manufacturer of extrusion tooling, serving commercial and industrial equipment markets from West Warwick, Rhode Island.

Gulf Coast Region Maritime Technology Center

New Orleans, LA, United StatesUpdated Oct 2002
Training

The Gulf Coast Region Maritime Technology Center (GCRMTC) is a research and project management center located at the University of New Orleans, collaborating with engineering faculty on sponsored maritime research projects.

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.

HDR Engineering,Inc.

Omaha, NE, United StatesUpdated Nov 1998

HDR Engineering, Inc. is an American design and engineering company based in Omaha, Nebraska, providing services including coastal engineering and restoration, ports and maritime, and transportation.

HDR Enginering, Inc.

Omaha, NE, United StatesUpdated Feb 2002

HDR is a leading architecture and engineering consulting firm with expertise in transportation including ports and maritime, providing planning, engineering, and environmental services.

HGC Engineering-Consulting for

Location not listedUpdated Dec 2002

HGC Engineering-Consulting specializes in acoustical consulting with expertise in noise and vibration control for industrial, built environment, transportation, defense, and product research markets.

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.

HNTB Corporation

Kansas City, MO, United StatesUpdated Feb 2002

HNTB Corporation is an employee-owned infrastructure firm specializing in architecture, engineering, planning, and construction management with expertise in bridges, highways, transit, and rail systems.

HR Wallingford Ltd

Wallingford, Oxfordshire, United KingdomUpdated Dec 2000

An independent research and consultancy organisation specialising in civil engineering hydraulics and the water environment.

HSM Steel Structures

Haven 528, NetherlandsUpdated May 2007

Smulders HSM is an integrated EPCIC solution provider specializing in multi-disciplinary offshore projects including offshore wind, hydrogen, gas, and carbon capture and storage platforms and structures.

HTK Consultants, Inc.

Location not listedUpdated Dec 2002

HTK Consultants, Inc. provides worldwide petroleum engineering, oil and gas project management, well site supervision, and midstream to downstream project inspection and management services.

HYDAC USA

United StatesUpdated May 2001

HYDAC USA provides hydraulic systems, components, and fluid engineering solutions for industrial and maritime applications.

Halliburton Energy Services

Houston,, TX, United StatesUpdated Jan 2002

Halliburton provides engineering solutions and services for global energy needs, specializing in subsurface evaluation, reservoir testing, drilling, well construction, and digital subsurface solutions.

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.