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849 companies

Germanischer Lloyd Aktiengesellschaft

Hamburg, GermanyUpdated Jul 2007

Germanischer Lloyd is an independent classification society which supervises safety and quality on behalf of their clients, mainly for ships and for maritime installations.

Gerr Marine Inc.

New York, NY, United StatesUpdated Dec 2005

Designers of yachts & commercial vessels, power and sail to 150 feet (45 m). Author of The Elements of Boat Strength, Propeller Handbook, & The Nature of Boats

Gertsen & Olufsen A/S

Horsholm,, DenmarkUpdated Apr 2007

Gertsen & Olufsen A/S specializes in advanced maritime sub-systems for water & waste management, tank management, propulsion, and service management, supporting shipowners, shipyards, and ship designers worldwide with innovative solutions for the green transition.

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.

Giro Engineering Limited

Southampton, Hampshire, United KingdomUpdated Feb 2006

Giro Engineering Ltd design and manufacture sheathed fuel injection pipes and systems for diesel engines from 5 to 25,000 HP. Sheathed and unsheathed pipe assemblies are designed and manufactured for many OEMs. Giro can supply engine operators with sheathed assemblies when they are not available from the OEM. Giro sheathed fuel pipe assemblies incorporate own patents and features. Giro equipment is designed to protect engine operators and engines from burst or leaking pipes. Giro holds Type approvals from LR, ABS, BV and MoD(N) and is an approved supplier to the British MOD(Navy). Giro is LRQA audited to ISO 9001:1994

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.

Greenwood Marine Management

Morgan City, LA, United StatesUpdated May 2026

Greenwood Marine Management, Inc. provides marine survey and inspection services, marine construction, conversions and repairs, vessel design and specification preparation, and project management services for marine vessels and related equipment.

Gryphon Cypher

30 Harbour Rd., Wan Chai, Hong Kong Sar, ChinaUpdated May 2026

Gryphon Cypher is a full-service engineering and business development consulting company specializing in the design, marketing, and implementation of marine navigation and communications systems.

Guardian Telecom Inc.

Calgary, Alberta, CanadaUpdated Dec 2002

Guardian Telecom Inc. is a world leader in the design and manufacture of industrial communication equipment.

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 Air & Hydraulics Inc.

Mobile, AL, United StatesUpdated Nov 2003

Gulf Coast Air & Hydraulics is a full line distributor specializing in Air and Hydraulic Sales, Service, Fabrication and Installation for the Industrial and Marine Industry. Sales and Service capabilities available 24 hrs. a day, 7 days a week. Custom packages designed and manufactured to customer's specifications.

Gulf Coast Marine Fabricators

Abbeville, LA, United StatesUpdated May 2026

Gulf Coast Marine Fabricators, Inc. provides design, fabrication, painting, assembly, and installation services for marine and offshore projects, with a 10,000 sq ft facility and 24-hour service in Abbeville, Louisiana.

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 Electroquip

United StatesUpdated May 2026

Your First Source for New and Remanufactured Electric Motors, SCR's, Drives & Switchgear, Generators, Transformers and Full Load Testing. Serving Heavy Industry World-Wide for over 40 years.Discover for yourself why Gulf Electroquip "remanufactured" electric equipment is the smartest buy in power design, performance and reliability.

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.

Gulton Statham Transducers Inc.

Costa Mesa, CA, United StatesUpdated Nov 1998

Ametek Gulton-Statham Products designs and manufactures LVDT position sensors, pressure transducers and transmitters, accelerometers, proximity switches, and sensors for aerospace, nuclear power, and industrial applications.

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.

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.

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.

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.

HVAC&R Applications for Offsho

Location not listedUpdated Dec 2002
Training

Nance International provides expert HVACR custom design, installation, maintenance, and repair services for marine, offshore, commercial, industrial, and petrochemical sectors worldwide.