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.

Gothia Marine was started 2000. The company is involved in design and project management in the marine sector. Shipowners, yards and the maritime industry are the clients for the company. Currently ten persons are employed in the company.

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.

Grandweld is a fully integrated shipyard providing shipbuilding, ship repair, and engineering solutions to serve the offshore and marine industry around the world. We work around the clock to deliver high quality services at competitive prices and within swift delivery schedules, ensuring your immediate and long-term needs are always met.

Great Lakes Dredge & Dock Corporation (GLDD) is the provider of dredging services in the United States specialising in projects that help improve and protect the nation’s infrastructure and coastlines. GLDD is the only U.S. dredging contractor with a long history of performing significant international projects.

GLDD is North America’s dredging industry leader, the largest provider of marine dredging, and the only U.S. company with substantial overseas operations. GLDD owns and operates a diverse dredging fleet comprised of numerous specialized maritime vessels, and operates marine yards in five locations nationwide.

Green Cargo is a sustainable logistics partner and crucial for Scandinavia’s trade and industry. They are rooted in the origins of Swedish rail traffic and they are Sweden’s most experienced operator in rail logistics.

Greencarrier is committed to providing the world with sustainable logistics and supply chain management solutions. Because sustainability is their greatest responsibility and number one priority.

Grieg Logistics AS is a distinguished Norwegian logistics company specialising in ship services and industrial terminal operations for the shipping, energy, and general industries. Founded in 1969 by the Grieg Group, Grieg Logistics is headquartered in Bergen, Norway, and employs about 100 competent people.

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.

The predecessor of Guangzhou Hon Hai Marine Special Equipment Co., Ltd. was the Deck Division of Guangzhou Haohan Electronic Technology Co., Ltd. The Haohan Company was established in 2005, mainly introducing foreign advanced marine products and equipment.

Guangzhou Wenchong Shipyard mainly engages in building container vessels & dredgers, installation and manufacture for ports machinery, metallic structure & parts etc.

H&B Defence combines experience from Australia, the United Kingdom, and the United States to support the development of critical sovereign capability for the once-in-a-generation AUKUS nuclear-powered submarine program.

Hapo International Barges B.V. was founded in 1987 by Mr. Henk Poot together with several partners and is situated in the harbour of Rotterdam. The headoffice is located in Rotterdam and with maritime real estate in Rotterdam, Ridderkerk and 's-Gravendeel Hapo is complete. Hapo is specialised in providing pontons, crane barges, heavy machinery and other special equipment for salvaging shipwrecks, off- or onshore operations involving heavy lift.

Hasslö varv is a long-established family business that was started in 1927. And a shipyard where competence has been passed down, while developing and modernising the business. The fourth generation owns and runs the family business.

Built on strong heritage and vast experience, Havfram is a pioneer in installation and early phase development of offshore wind farms.

Hawk Marine specialises in Design, Supply, Installation, Testing, Commissioning and Maintenance of vital and certified fire protection and suppression systems.

Herma Shipyard was established in June 2000 and aspires to be the industry's first choice as a supplier of shipyard services for the Philippines and neighboring areas. They offer complete and integrated shipyard services in a fully-equipped industrial complex, complemented by a highly skilled and experienced technical work force.

HFW is a global law firm in the aerospace, commodities, construction, energy, insurance, and shipping sectors.

HiDef carry out and present data from aerial wildlife surveys to ensure sustainable developments, such as wind farms, consider the natural environment, both on land and at sea, providing full environmental consultancy to companies throughout their project.

HIGAKI SHIPBUILDING is building results are not limited to cargo ships and tankers, but also include gas ships and other special ships. In recent years, they have been building vessels that are in line with the times, as Japan's first "coastal LNG carrier" and "LNG fuel coastal cargo ship".

Highland Marine Services was founded in the year 1987 in Abu Dhabi, UAE. The company was designed to bridge the gap between employers from every part of the world and the candidates looking for opportunities.

Hindustan Shipyard Ltd (HSL), set up in the year 1941, strategically located on the East Coast of the Indian peninsula, at Visakhapatnam, Andhra Pradesh, is the nation’s premier shipbuilding organization catering to the needs of shipbuilding, ship repairs, submarine construction and refits as well as design and construction of sophisticated state-of-the-art offshore and onshore structures.

Hitachi Zosen possesses an integrated system that spans from design, manufacturing, and sales to after-sales service for large diesel engines used in ships. Since completing our first B&W (currently MAN Energy Solutions SE) diesel engine in 1951, we have accumulated abundant manufacturing experience through cumulative production exceeding 40 million horsepower.

Hitachi Zosen Marine Engine has an integrated system from design, manufacturing, sales to after-sales services of marine diesel engines.

Based on Anglesey North Wales, Holyhead Marine build, re-fit and repair commercial and military vessels up to 24m in length. Craft are built in GRP, Aluminium and steel and can be configured to meet specific customer requirements.

Hornblower Group, is a pioneer in world-class experiences and transportation. Their footprint spans 111 countries and territories, and 125 U.S. cities, with offerings including water-based experiences, land-based experiences, overnight cruise experiences, and ferry and transportation services, and marine consulting & services.

Huanghai Shipbuilding always adheres to independent innovation as the driving force and adheres to the path of combining research and development innovation with the construction of high-quality projects. The construction, delivery and operation of the "Bohai Jinzhu" large ro/ro passenger ship has become a large-scale ro/ro passenger ship with independent intellectual property rights of over 150 meters in China,

HRDD was established in 1994 and officially opened for business in November 1995. Through its efficient management and technical expertise, HRDD has successfully delivered over 4,000 repair projects to owners globally, among which 93% are based overseas.