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.

GN Espace is a UK-based specialist galley company, whose innovative marine cooker designs and integrated systems are chosen by the world’s leading yacht builders as original equipment for their galleys.

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).

Goodchild Marine employs 40 multi-skilled members of staff, including boat builders, electricians, engineers, joiners, installation specialists, paint sprayers and composite laminators. There is space for 30 boats in the water and a further 30 in storage, with workshop space available for six large boats at any one time.

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.

Since the formation of DiveCo Marine in 2013, we have rapidly developed an industry leading reputation as the specialist contractor, for delivering innovative solutions, to high risk projects that are safe, cost effective and of real value to our clients.

GRAHAM’s staff were proactive and professional. Their partnering approach was a key ingredient of the successful completion of the works, particularly the extension of the pier whilst still in use by ferries. Complex marine works improve ‘lifeline ferry services’

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.

Green Marine Solutions (GMS) was created by marine coordinators to provide the offshore industry, with reliable, robust, and transparent services. pride ourselves on being able to provide a turnkey solution tailored to our client's needs, from personnel, to communication, marine management software packages, IT infrastructure, and training. Since GMS’ inception, our clients have not only praised our services.

Green Marine chose to target the offshore renewables, providing vessel charter and consultancy for offshore operations. As this sector grew, Green Marine procured additional vessels building a comprehensive fleet of workboats, crew transfer vessels, heavy lift and transportation barges.

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.

Griffin-Woodhouse Ltd Adding value as a trusted partner that seamlessly delivers competitively priced, quality assured mooring systems for floating offshore projects world-wide. Marine industries such as Shipbuilders require Anchor Chains or even Drive Chains for Ferries on coastal waterways

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.

Groke Technologies is a solution provider and integrator for maritime Industry to ensure sustainability by providing customer and market focused solutions. The company was established in October 2019 in Finland with the aim of becoming the leading provider of state of the art situational awareness systems and related autonomous navigation solutions and helping their customers to move to the forefront of maritime digitalisation.

Group 207 brings together under one roof six companies that offer a wide range of logistics solutions that include transportation, storage and handling of cargo and containers. The group operates from one of the most advanced logistics centers in the country, located in the Israel Ports Park in Ashdod, Israel.

Gruebb are well known as the suppliers of the most advanced stainless steel tube drawing oils and their products are used in plants in the US, Austria, Switzerland and the UK. They produce high performance stainless steel pressing / forming oils for aerospace applications. For an equipment builder, they have formulated and supply an innovative water-based gel for mandrel lubrication in their stainless steel tube bending machines.

GS Caltex is a globally renowned energy company, with headquarters based in South Korea, who persistently strives to become a leader in the global energy industry. Powered by the state-of-the-art technology and the success of core businesses, including petroleum, petrochemical, base oil and lubricants, GS Caltex currently exports more than 70% of products to 63 countries.

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.

GSS Marine Services is an Expanding, international company, playing an active role in marine construction and support services worldwide.

GTD Solution Inc. is dedicated to leading the digital transformation of the transport and logistics industry. They offer international growth opportunities across their global portfolio. Their supply chain platform is poised to lead the digital transformation of global shipping.

GTMaritime specialise in providing solutions and services that help ensure vessel compliance and business operability 365 days a year, as well as keeping crew in touch with friends and family whilst at sea. All of this is backed up by a market leading infrastructure and unrivalled 24-hour customer support, every day of the year.

GTS Subsea is a marine data acquisition company, specialising in geosciences.provide specialist, operated survey equipment and additional services for exploration on and under the seabed. We gather survey data and seabed samples for geophysics, geotechnics and geochemistry.

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.