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.

HADAG has been operating a scheduled boat service in and around Hamburg's docks since 1888. HADAG is responsible for all ferry traffic in Hamburg’s harbour in cooperation with the HVV Transport Alliance - a great opportunity to obtain a close-up impression of activities in the docks.

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.

Hamburger Hafen und Logistik AG (HHLA) with its over 6.300 employees one of Europe’s leading logistics companies. With a tight network of seaport terminals in Hamburg, Odessa, Tallinn and Trieste, high-frequency hinterland connections and well-connected intermodal hubs in Central and Eastern Europe, HHLA represents a logistics and digital hub along the transport flows of the future.

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.

Hanseaticsoft is a provider of cloud-based software solutions that address the whole range of shipping processes and operations.

HanseYachts AG is the second-largest sailing yacht builder in the world in terms of the number of series-production sailing yachts built per year. The company is among the top ten manufacturers worldwide of motorboats. More than 80% of the yachts built are sold for export. It has one of the most state-of-the-art and diverse ranges of yachts for sale, featuring over 40 different models.

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 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.

Hefring Marine is an Icelandic data-driven marine deep-tech company leveraging Machine Learning and Internet of Things (IoT). They offer hardware-enabled Software-as-a-Service (SaaS) solution that provides vessel operators and control systems with decision-making support and monitoring insights for improved safety, fuel efficiency and maintenance planning.

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.

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.

Founded in 1982, HGH Infrared Systems designs, develops, assembles, and sells optronic systems for industrial, civil, defense, and security applications. In 30 years of existence, HGH has established itself as an international reference in terms of innovation in infrared technology, through the development of multiple advanced sensors.

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.

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.

Hitzler Werft Shipyard offers a wide range of ships, from tugboats, icebreakers, and workboats to inland waterway vessels and special ships of all kinds.

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.

HMS has its head office in Hamburg but also has premises at the locks on the North Baltic Sea Canal in Kiel and Nuremberg. With their worldwide provision service the serve all types of merchant vessels, a wide range of ocean and river cruise vessels as well as ferries.

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.

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.

HPC Hamburg Port Consulting is an internationally renowned consulting firm with long-standing experience in the global port, transport, and logistics sector. Ever since HPC has been providing leading-edge professional expertise with a clear operations/owner’s perspective.

Hybrid Port Energy (HPE) is maritime services company, based out of Hamburg, Germany. Its a subsidiary of Becker Marine Systems.

Hydroquest is on a mission to make the force from natural flows as a premium source of energy to the world, allowing territories to rely on a truly clean, renewable base energy available on earth. They believe that the world needs more clean energy sources that complete other existing technologies with a predictable and reliable power supply, and concrete benefits to the environment.

HyNet is made up of several different elements. Together, these will provide the infrastructure to produce, transport and store low carbon hydrogen across the North West and North Wales. There will also be the infrastructure to capture, transport and lock away carbon dioxide emissions from industry.