Gall Thomson is the authority on the application, design, manufacture and supply of Marine Breakaway Couplings (MBC).

Gardline, a wholly owned subsidiary of Boskalis, is a multidisciplinary marine survey company, providing a comprehensive range of marine services including geophysical, geotechnical and environmental surveys. Established in 1969 in Great Yarmouth, Gardline has grown to become one of the world's largest and well reputed marine survey companies.

Garmin make products that are engineered on the inside for life on the outside. They do this so customers can make the most of the time they spend pursuing their passions. With more than 19,000 associates in 80 offices around the world, they bring GPS navigation and wearable technology to the automotive, aviation, marine, outdoor and fitness markets.

Gasum is a Nordic energy expert. They offer cleaner energy and energy market services for business and cleaner fuel solutions for road and maritime transport. They help the customers reduce their own carbon footprint as well as that of their customers.

Gecko Head Gear was born from a moment of inspiration and innovation, which has lead us to become world leaders in Marine Safety Helmet Manufacturing.

General Dynamics UK is one of the UK’s leading defence companies and an important supplier to the UK Ministry of Defence (MoD). They have more than 50 years’ experience delivering C4I communication solutions, Armoured Fighting Vehicle (AFV) capability and avionic systems.

GeoAcoustics Ltd provides high-quality underwater acoustic solutions for customers working in both inland waterway and marine hydrographic surveying, dredging and marine-research fields.

Glasgow Maritime Academy also provide consultancy to the shipping industry on legal matters. They also provide remote nav assessments and vdr audits. They also design tailor made software for clients.

The Global Centre for Maritime Decarbonisation (GCMD) was formed on 1 August 2021 with funding from the Maritime and Port Authority of Singapore (MPA), and six founding partners, namely BHP, BW, DNV Foundation, Eastern Pacific Shipping, Ocean Network Express and Sembcorp Marine. Located in Singapore, GCMD was set up as a non-profit organisation to support decarbonisation of the maritime industry to meet or exceed the IMO goals for 2030 and 2050.

Global Container Terminals Inc. (GCT) is the technology leader of terminal operations in North America. Their business is built on a foundation of safe, strategic, and sustainable operations. They provide efficient and competitive services to their customers on the North American East and West Coasts.

Global Freight Management LTD is a worldwide cargo carrier providing services for Commercial Goods, Household Goods, Cars and Parcels. They have a track record for the safe, reliable and cost-effective shipping of freight worldwide.

Global Offshore Service Ltd. is committed to provide the highest quality of the service to the offshore exploration and production/construction industry, which will exceed expectation with respect to safety, environment and customer satisfaction.

Global Port Services has established itself as a key member of the supply chain for servicing major energy sector projects. With has unrivaled experience in the delivery of pre assembly projects for Offshore Wind as well as an extensive history in servicing offshore drilling rigs and subsea vessels, supporting the latest inspection, enhancement, maintenance and life extension projects in the area.

Global Ports Holding Plc (GPH) is the world's largest cruise port operator with an established presence in the Caribbean, Mediterranean, and Asia-Pacific regions. Established in 2004 as an independent cruise port operator, GPH holds a unique position in the cruise port landscape as the world’s leading cruise port brand. GPH operates 32 cruise ports in 19 countries, providing services for over 20 million cruise passengers annually.

Glomar is the provider of Safety Standby Vessels (SSV’s) to the Dutch offshore Oil & Gas sector, and they also operate Emergency Response and Rescue Vessels (ERRVS’s) in the UK sector.

The Gloucester Harbour Trustees are responsible for the safety of navigation in the Gloucester Harbour, an area of the Severn Estuary stretching from seaward of the Second Severn Crossing to the weirs at Maisemore and Llantony near Gloucester and the River Wye to Bigsweir Bridge. GHT provides and maintains navigational aids to mark the main channel and provides a pilotage service which is compulsory for larger vessels.

GMD Shipyard is committed to meeting the demands of the customers while providing quality workmanship which supports and promotes prudent environmental and safety principles. With an exceptional team of skilled technicians and dedicated management, GMD Shipyard can serve all of the vessel needs from routine maintenance to conversions to emergency dry-dockings.

Gold Star Line Ltd. (GSL) is a container shipping company focused on containerized cargo transportation, reefer, and out-of-gauge cargo services in Intra Asia and Africa. GSL registers its presence in the global marketplace by headquartering in Hong Kong and with network agents globally, including a backup office in Hong Kong to serve the focused regions in Asia. As one of the players in the container shipping industry, GSL’s dynamic approach, a

Golden Energy Offshore is a fully integrated offshore ship owners and management company, which offers turn-key management solutions for newbuilding, conversion and operation of offshore support vessels.

Golden Gate Ferry is a commuter ferry service operated by the Golden Gate Bridge, Highway and Transportation District in San Francisco Bay, part of the Bay Area of Northern California, United States of America (USA).

GPS Marine based in Upnor, Kent (UK) is proud to have a tradition of over 50 years of service in the maritime industry. Throughout the years GPS Marine has expanded its activities.

The Great Lakes Group is a full-service marine transportation organisation made up of a 'group' of diversified marine-related companies operating on the Great Lakes. The companies provide transportation, logistics, new construction, fabrication, repair, and line-handling services across the Great Lakes.

Greenhowe Marine Services (Aberdeen) main business is CREW TRANSFERS / Cargo Delivery to Aberdeen bay . mainly work in Aberdeen’s Oil, Gas & Marine Supply Industries providing North Sea Boat Hire Services.

GreenSteam is a globally renowned supplier of vessel-based machine learning solutions. They have offices in Denmark, Poland and the United Kingdom, and enjoy commercial success across all vessel types and classes.

Griffin Towage Ltd specialises in Coastal Towage Services and since 1999, has proudly been one of the most reliable and cost effective coastal towage operators in Northern Europe. Griffin Towage operates a fleet of purpose designed, built and specially equipped tugs with a long and successful track record of stricken ship rescues, coastal deliveries of construction plant, jack-up barges, and every type of vessel, from support ships and tankers.

At Griffon Hoverwork, they design and manufacture hovercraft of varying payloads and application requirements. Their crafts can be offered in differing configurations to suit varied requirements. They offer outstanding expertise in naval architecture, aerodynamics and regulatory compliance engineering, combined with genuine practical shipbuilding experience.

At GS Marine, all of the products they sell are certified products. They provide services in all ports and shipyards within Turkey and globally. Their main areas of activity include technical materials, ship supply, spare parts, spare parts maintenance and installation, provisions, publications, electrical materials, daily living products, etc. They are both supplier and manufacturer. They can supply by air, sea and land.

GTT is a pioneering engineering company in containment systems for the shipping and storage in cryogenic conditions of LNG (liquefied natural gas), GTT offers engineering, consultancy, training, maintenance support, and technical design services. Approved by pioneering classification societies, its technologies are underpinned by a substantial return of experience over many decades.

Guardian Offshore AU is an Australian-owned and operated marine solutions provider servicing the marine and offshore industries across Australia, and worldwide. Guardian employs first-class purpose-built vessels, operated and manned by a handpicked workforce who have extensive marine and technical knowledge.

Güngen Maritime & Trading A/Ş is a Turkey-based maritime services company that owns and operates high-spec SUEZMAX type crude-oil tankers, including all aspects from Design to Crewing, Technical and Commercial issues are managed in-house. Besides the latter, the company still charters-in a varying number of vessels in service of its trading arm.