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.

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.

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.

GY Marine Services LLC operates a modern fleet of highly versatile self-propelled lift boats, across international markets. Their vessels provide a stable platform for delivering a wide range of safe and efficient services, primarily in the offshore oil, gas and renewable energy sectors.

The Hadley Shipping Group Ltd operates as one of the few remaining family-controlled British shipping companies. The Company has navigated through often volatile and unpredictable markets with a legacy of prudent and responsible investment to prove credible growth and continued expansion.

Halliburton collaborate and engineer solutions to maximize asset value for customers. Founded in 1919, Halliburton is one of the world's largest providers of products and services to the energy industry. With more than 45,000 employees, representing 130 nationalities in more than 80 countries, the company helps its customers maximize value throughout the lifecycle of the reservoir, such as locating hydrocarbons and managing geological data, etc.

Hamilton Shipping (Holdings) Limited provides a complete range of ship agency services and freight solutions from five hub offices in Belfast, Derry, Dublin, Cork and Shannon.

Harris Interactive is a full-service, digital consultative custom market research agency that combines sector expertise with award-winning research design. We work internationally out of offices in the UK, France, and Germany.

HAV Design AS is at the forefront when it comes to leading the shipping industry through the green shift, and all HAV designs accommodate zero-emission solutions and are equipped to meet the environmental requirements of the future. Their expertise, as well as focus on efficiency, safety, and sustainability, lays the foundation for delivering high-quality innovative solutions to customers in the seafood, energy, and and transport sectors.

HAV Shipping AS is a Norwegian limited holding company focusing on Short Sea shipping. HAV Ship Management NoRus AS is established to deliver ship/crew management and support services to the HAV Group and its business partners. HAV Ship Management NorRus' main focus is the sea–river segment. These vessels require efficient and well-organised maintenance due to North Sea voyage conditions, frequent port calls and diversity of bulk/project cargoes.

HAVI is a global, privately owned company focused on innovating, optimising and managing the supply chains of leading brands. They reimagine the connections between people and products to create a better future. At HAVI, they work behind the scenes to connect people with ideas, data with insights, supply with demand, restaurants with deliveries and ultimately, people with products they love.

Havila Kystruten is a Norwegian-owned company based in Fosnavåg outside Ålesund, in Norway. From 2021, they will operate 4 ships along the Norwegian coast on the Bergen-Kirkenes route. With large battery packs and natural gas as fuel, these ships will be the most environmentally friendly on the coastal route.

Hawthorne Cat is the authorised dealer for Cat construction and power equipment in San Diego, Hawaii, Guam, Saipan and American Samoa. Hawthorne sells, rents, provides parts and service, training and emission solutions to various industries including general building construction, landscaping, marine, paving and power generation.

HD Hyundai Marine Solution specialises in supplying genuine engine parts and providing technical support through a service agreement with Hyundai Heavy Industries. They are the licensor of the HYUNDAI HiMSEN engine and the only genuine provider. From four major warehouses located in Busan (South Korea), Rotterdam (Netherlands), Houston (US) and Singapore (Singapore), they can offer items directly to convenient ports with competitive prices.

Heinen & Hopman Engineering was founded in 1965 as a family business by Melis Heinen and Cees Hopman. Heinen & Hopman Engineering provide world-class quality and service in air conditioning, ventilation, central heating, refrigeration and mechanical ventilation, and have supplied over 10,000 vessels worldwide. Whatever the environment in which the vessels we supply will be sailing, our knowledge and expertise ensures the most suitable indoor.

Hellenika LLC. is a Black Sea company specializing in dry docking services, ship repair, and maintenance. With 25 years of experience, they offer onboard ship repair services worldwide, handled by skilled teams of mechanics, welders, electricians, and more. Their comprehensive services include mechanical repairs, steelwork, welding, piping, electrical work, cleaning, painting, and ballast water treatment system installation.

HEC provides marine consulting and software development services to shipowners, operators, charterers, shipyards, and government agencies. The primary area of expertise is in the conceptual, preliminary, and contract design of commercial vessels. HEC has extensive experience in new buildings and conversions of containerships, break-bulk carriers, ro-ro’s, and tankers.

Hermann Lohmann Bereederungen (HLB) has been acting as a ship management company for seagoing vessels since 1998. Going back to the roots of a long family tradition, HLB successfully combines tradition and modern practices to manage seagoing vessels worldwide.

HES International is one of Europe's largest independent bulk handling companies. They provide transshipment, storage, blending and processing services of dry bulk and liquid bulk products at 18 sites across 6 countries. HES companies hold a unique independent position in the supply chain of bulk goods for a wide range of products, providing customers tailored services and first class access to Europe's deepest draft terminals.

Heung-A Shipping operates the outbound cargo transportation business with passion and expertise in the shipping industry, only considering customer needs as the highest value. They are planning to develop into a leading eco-friendly shipping logistics company in the special ship sector both in name and reality by diversifying the types of operating ships, such as MR-type petroleum product carriers.

HGK Shipping GmbH, Europe’s largest inland shipping company has been operating under this name since the beginning of August 2020. As part of the HGK Group, they use modern concepts to combine the rail, waterway and road modes of transport into sustainable transport chains and are part of one of the leading players in intermodal freight transport. Today, more than 2,500 people work from Rotterdam to Basel under the umbrella of the HGK Group.

Hi-Sea Marine is located in the largest industrial city – Chongqing, China. They are the earliest professional manufacturer and exporter of marine equipment and offshore Equipment in China since 1996.

Himalaya Shipping provides dry bulk shipping with lower emissions and highly competitive tonnage, maximising returns to investors. Being a leading dry bulk owner in the cape market, they offer significantly lower emissions and superior quality in their products to the customers.

HJ Shipbuilding & Construction Company, Ltd. is a South Korean-based multinational shipbuilding company, founded in 1937 as Chosun Heavy Industries Co., Ltd. They manufacture container vessels, chemical tankers, oil tankers, bulk carriers, reefer vessels, and wood chip carriers.

Honda Heavy Industries Co., Ltd. offer technical solutions for building of oceangoing and domestic vessels and ships. The company has a proud history in shipbuilding and provide a total service for clients, relating to ships and shipping.

Horizon Offshore Services (HOS) is an alliance group of companies that provides comprehensive shipbroking services to its global clients base, focused on the offshore oil & gas upstream/ midstream/ downstream markets. The Horizon Group is committed to providing safe and sustainable solutions to the offshore O&G industry. Their expertise in offshore ship brokering and technical project management delivers valuable operation.

Horner Agencies Ltd are one of Irelands leading overseas freight companies, offering the following specialised transport services: LCL (Less than Container Loads) – Groupage Sea-freight, FCL (Full Container Loads) and General Freight Forwarding. They are leaders in LCL Sea-Freight services, working closely with partners – Vanguard Logistics Services, Freight Links Express Pte Ltd & American Cargo Express.