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.

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

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.

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.

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.

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.

Interasia was founded in Tokyo, Japan in 1967. The company has since been focused on providing a dependable network of ocean container shipping services throughout Asia. Interasia was at the forefront of the shipping industry's move towards containerization in the late 1960s and the company is proud to be one of the longest-operating container shipping carriers in the region.

International Association of Dry Cargo Shipowners (INTERCARGO) represents the interests of quality dry cargo shipowners. INTERCARGO provides the forum where dry bulk shipowners, managers and operators are informed about, discuss and share concerns on key topics and regulatory challenges, especially in relation to safety, the environment and operational excellence.

International Association of Oil & Gas Producers (IOGP) are the global voice of their industry, pioneering excellence in safe, efficient, and sustainable energy supply - an enabling partner for a low carbon future. Their members, integrated energy companies, national oil companies, independent upstream operators, service companies, and industry associations operate around the globe, supplying over 40% of the world’s oil and gas demand.

International Foundation for Aids to Navigation (IFAN) is an international association that promotes safety at sea and aids to navigation through the world's busiest chokepoints and shipping routes.

International Maritime Bureau (IMB) is a non-profit making organisation, established in 1981 to act as a focal point in the fight against all types of maritime crime and malpractice. IMB’s main task is to protect the integrity of international trade by seeking out fraud and malpractice. For over 25 years, it has used industry knowledge, experience and access to a large number of well-placed contacts around the world to do this: identifying and in

International Seabed Authority (ISA) is an autonomous international organization established under the 1982 United Nations Convention on the Law of the Sea (UNCLOS) and the 1994 Agreement relating to the Implementation of Part XI of the United Nations Convention on the Law of the Sea (1994 Agreement).

Intership is one of the few globally operating wellboat companies, with a modern and young fleet. They have the opportunity to ensure this through their advanced vessels that utilise innovations and modern systems to offer the transport of live fish in a safe, environmentally friendly, and sustainable way.

INTERTANKO is committed to working for safe transport, cleaner seas, and free competition. INTERTANKO actively works on a wide range of operational, technical, legal, and commercial issues affecting tanker owners around the world. It draws on direct contact with its Members and stakeholders to identify, develop and disseminate information and best practice, essential to the tanker industry.

Irish Continental Group plc is the leading Irish-based maritime transport group. They carry passengers and cars, Roll on Roll off (RoRo) freight and Container Lift on Lift off (LoLo) freight, on routes between Ireland, Britain and Continental Europe. They also operate container terminals in the ports of Dublin and Belfast. The Group also carries out ship chartering activities.

Irish Ferries is an Irish ferry and transport company that operates passenger and freight services on routes between Ireland, Britain and Continental Europe, including Dublin Port–Holyhead; Rosslare Europort to Pembroke as well as Dublin Port-Cherbourg in France.

With a fleet of highly advanced offshore service vessels, Island Offshore is a provider of high quality solutions to the offshore oil industry. The main objective of Island Offshore is Safe and Sustainable operations.

Island Offshore With a fleet of highly advanced offshore service vessels, Island Offshore is a leading provider of high quality solutions to the offshore oil industry.

James Marine, Inc. was founded by C. Ronald James in 1986. The family-owned company began with twenty-five employees and has a proud history of extraordinary service and growth to the inland waterways. With over 1,300 employees in the JMI family of companies, they have 12 locations across Kentucky and Louisiana. They proudly promote a diverse workforce with an inclusive culture that encourages creativity and a positive team environment.

The scalability of Jets™ vacuum solutions allow their use in virtually any scenario, from one-toilet cabin systems, to the world's largest cruise vessels.

OUCO is a Chinese manufacturer of marine cranes with over forty years of industry experience. They specialize in producing various maritime equipment, including marine cranes, winches, grab buckets, container spreaders, davit, and port hoppers. Their company has a workforce of 200 employees and a technical team of 20 experts. They have a global presence and are well-known in the Middle East and Asia.

The Jotun Group is a matrix organization with sales of decorative paints and marine, protective, and powder coatings organized into seven regions. The company has 38 production facilities in 23 countries, with 67 companies in 47 countries, and represented in more than 100 countries overall around the world.

Kargosurge is a renowned logistics company with a strong focus on providing top-notch services to its clients. With years of experience in the industry, they have developed a deep understanding of the complexities involved in international shipping and logistics. Kargosurge offers a wide range of services that cater to the diverse needs of businesses across various industries.

From sustainable seaweed production to combatting microplastic pollution to offshore wind power infrastructure, Katapult Ocean’s portfolio companies simultaneously represent the vanguard of impact ocean tech and the greatest opportunity for investment.