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.

IRON Pump A/S, founded in 1906 in Denmark and still family‑owned, designs and manufactures high‑quality, handmade and thoroughly tested water pumps and ejectors—primarily for the marine and offshore sectors—with export reach to over 70 countries and a reputation for longevity that often exceeds the vessel's lifespan.

The Isalos.net initiative has as its main purpose the connection of the maritime community with the new generation while at the same time it is a knowledge platform for the developments and experiences from the maritime industry and maritime daily life.

Italian Propellers is a company that designs and manufactures propellers, rudders, propeller shafts, bushings and brackets, and has over 35 years of experience in the marine industry. The highly innovative products are designed and constructed by choosing the most suitable materials and advanced technologies.

ITN is an independent, Global Logistics Provider, a single source for all of their transportation and logistics requirements. They deliver fast, seamless solutions by building their business on five pillars – commitment, flexibility, trust, reliability, and passion, supported by their belief in taking the business personally.

Izumi Steel Works Ltd. was founded in 1961. The Company's line of business includes the manufacturing of steel castings including alloy, bushings, and rolling mill rolls.

J. Lauritzen is a Danish maritime investment company established in 1884. As a member of the maritime industry for more than 135 years, the group strives to support the industry and the development of sustainable and responsible technologies. J. Lauritzen has more than a century-long history as an accountable and trustworthy business partner driven by entrepreneurship, adaptability, and resoluteness.

James Fisher is a global provider of specialist services to the marine, oil & gas, and other high assurance industries worldwide. They offer innovative marine solutions and specialised engineering services, along with comprehensive products, services and support to the oil and gas, marine renewables, shipping and defence industries.

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.

Janani Enterprises, founded in 2003 and based in Coimbatore, specializes in industrial cooling solutions including FRP and wooden cooling towers, chillers, and shell‑and‑tube heat exchangers for sectors like petrochemical, refinery, food processing, and marine engines.

Japan CCS Co., Ltd (JCCS) was founded in May 2008 when a group of major companies with expertise in CCS-related fields, including electric power, petroleum, oil development, and plant engineering, joined forces to answer the Japanese government’s call for development of CCS technology as a countermeasure against global warming. JCCS is a unique company in the world to be founded and dedicated explicitly to developing integrated CCS technology.

Japan Engine Corporation is involved in the development, design, manufacturing, maintenance, repair, sale and licensing of engines and other components. From development to after-sales service, they are the only company in the world that has an integrated system of the UE engine, which is one of the world's three largest brands of low-speed marine engines.

JAS has grown from its regional roots into a global force in logistics covering all modes of transportation, including contract logistics and other sophisticated and digital-driven supply chain solutions.

jbj Techniques Limited offers a high level of in-house expertise plus a huge selection of products to meet a wide range of customer applications. From specification, through technical advice and manufacture to after-sales support, jbj Techniques provides a comprehensive and valued service to the mechanical power transmission and hydraulics industries. The company fields a UK-wide team of technical sales engineers to ensure business continuity.

Jefa Rudder (Jefa Marine A/S) is located in Greve near Copenhagen in Denmark and has been manufacturing rudder products since 1980. More than 20.000 rudder and more than 150.000 rudder bearings have left the Jefa factory since 1980.

JERA is the largest power generation company in Japan, producing about 30% of Japan's electricity.

JET Connectivity is supporting the safe and secure, sustainable, smart operational, global blue economy through delivering reliable, floating, offshore 5G communications and real time data.

JET-TECH (Jet-Tech Propulsion, LLC) is a volunteer network of local Information Technology (IT) professionals providing services to help people navigate the IT profession. They are experienced professionals who offer guidance to those considering entering the field, those with any amount of experience, and those looking to transition their careers.

Jettyguard is a manufacturer of high-performance marine fender systems, providing reliable and cost-effective solutions for ports, terminals, and shipyards worldwide.

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.

JLA Communication is the market pionerring PR and communications agency for the global maritime, offshore energy and logistics industries.

Johnson Stevens Ireland Limited was established in 1979 by William F. Patchell (then Managing Director), Derek W. Johnson and Tom Bax-Stevens. It quickly became a major player in the Irish Liner Agency trade and retains that position today after over forty years in business. The company’s continued success is founded on an absolute commitment to the highest levels of customer service.

JSAT MOBILE Communications Inc. was founded in 2008 as a joint venture between Stratos Global Corporation(now Inmarsat Solutions) and SKY Perfect JSAT Corporation. Their main mission is to serve the mobile satellite communications needs of Japanese business and government agencies.

Jumbo is a heavy lift shipping and offshore transportation & installation contractor. Jumbo has been developing pioneering solutions for ocean transportation for more than 50 years. Since 2003, building on their heavy lift capability, Jumbo rapidly established a sound track record in the offshore subsea installation market.

Kaiko Systems is an operational intelligence company that leverages manual operations to generate real-time insights for shipping companies to prevent incidents, increase operational efficiency, and reduce maintenance costs. With Kaiko Systems, crews are able to save 50% of the time on deck operations.

Founded in 1989, Kalgin Global Logistics has grown from a team of two with a small office on Sydney’s North Shore, to a passionate team of more than 40 professionals with offices in global locations, including Auckland, Brisbane, Melbourne, Sydney, Suva & Lautoka.

Kamome Propeller Co., Ltd., founded in 1924 and incorporated in 1943, is a Japanese company based in Yokohama that designs, manufactures, and services ship propulsion systems including propellers, control systems, thrusters, and energy‑saving rudder systems.

Kanfer Shipping AS (Kanfer) is an innovative Norway-based developer of small-scale LNG sea transport and bunkering vessels, maritime LNG break-bulk and storage solutions. Unique designs drive down the cost of infrastructure and lower emissions from operations, providing a compelling alternative to traditional, capital-intensive onshore LNG facilities.

Kangrim Heavy Industries Co., Ltd.'s line of business includes manufacturing fabricated plate work products, such as boilers.

KangRim's shop section currently serves as a placeholder without active e-commerce functionality. It highlights the company’s extensive international certifications for marine and industrial equipment manufacturing.