NHHC, located at the Washington Navy Yard, is responsible for preserving, analysing, and disseminating U.S. naval history and heritage. It provides the knowledge foundation for the Navy by maintaining historically relevant resources and products that reflect the Navy's unique and enduring contributions through the nation's history and supports the fleet by assisting with and delivering professional research, analysis, and interpretive services.

Naval Ship Management (NSM) is a major provider of complete maritime sustainment solutions. Their team of sustainment experts, strategically located across Australia, work with their broad international supply chain to provide cost-effective and responsive solutions that optimise the availability, capability and seaworthiness of critical maritime assets.

Navalu Aluminium Boats is into shipbuilding services and is based out of France.

Naviera Daedalus provides solutions like Maritime services, construction services and is based out of Spain.

Brinav company is mainly engaged in the research and development, production, and sales of ship and maritime equipment information and intelligent technology products and systems. The company deeply participates in the national key research and development plan.

Navigazione Montanari S.p.A operates an attractive and high quality fleet on handy and medium range segments to meet the client’s needs. The company has extended its activity to the crude oil maritime transportation field, where highly specialised vessels are required.

By sharing their relevant online- and offline media expertise, Navingo brings together the world of maritime and offshore energy. As the global environment is changing industry strives for sustainable solutions. They believe that innovation takes place when inspiring ideas, valuable information and the right people connect.

Navis Consulting is a provider of staffing solutions, working within the Maritime industry and specializing in Seagoing, Technical Shipping, Commercial Shipping and Marine Engineering.

Navisystem Marine Electronics, a foremost company in the production of marine satellite antennas, was founded in 1993 under the direction of Mr. Brunello Locatori who today boasts forty years of know-how in the marine electronics sector. The reliability of products conceived and manufactured entirely in Italy has made Navisystem a competitive company in the world since the first years of activity.

NAVTOR is a leading force in the provision of innovative e-Navigation solutions, and a total supplier of navigational products and services for the maritime sector. Every day they strive to make life easier for navigators, and safer, clearer and more efficient for shipowners, ship managers and operators.

NDAR is a fully owned, limited company. Through partnerships and commercial agreements, NDAR is part of a multinational group of companies, and heads the group's operations in Europe, Russia and the Middle East. NDAR operates principally in the fields of naval architecture, ship building, ship operation and ship management.

They are Neander. They manufacture and supply dependable yet innovative turbo Diesel outboard engines to marine professionals. Their core product, the Dtorque 50 is available in over 40 countries, powering marine professionals across the globe.

Neander Motors AG (Neander) manufactures and supplies dependable and innovative turbo Diesel outboard engines for ocean vessels and ships in the marine industry. Their core product, the Dtorque 50 is available in over 40 countries, powering marine professionals across the globe.

Nebras Alkhaleej for Marine Services began its journey in 2018, driven by a profound passion for the maritime world. Their foundation is built upon the principles of integrity, transparency, and collaboration. They believe in responsible and sustainable business practices and hold certifications, including ISO 9001:2015 and ISO 45001:2018. From marine supplies to multiple specialty trading, agency, catering, and logistics, they cover them all.

Nedcon Maritime is the largest, independent Romanian Manpower Supply Company involved in the recruitment of Romanian Seafarers, Riding Teams, Shipyard Personnel, Oil & Energy Professionals, Hospitality Personnel and Industrial Specialists.

NEMOMARIN is established in April 2013. A fresh start by experienced founders in the Turkish Marine Market since 1992. They represent pioneering marine equipment manufacturers that have the best reputation worldwide in their fields which really makes them as in motto “Address For Top Quality Marine Equipment.”

NEOLINE aims to develop and implement a transport solution aimed at drastically reducing the use of fossil fuels and the resulting greenhouse gas emissions, while providing shippers with a reliable, highly qualitative and competitive service.

Neptune Energy is an independent oil and gas exploration and production company with a regional focus on the North Sea, North Africa and Asia Pacific. Building on 50 years'​ experience from activities in 11 countries worldwide, their vision is to create the leading international independent E&P company within the next 5 years.

Established in December 2019 as a provider of integrated underwater solutions, Nereus Subsea has grown to become Asia’s leading commercial diving company. They have built up an impressive portfolio of successfully completed underwater Hull Cleaning, Repair, Survey & Salvage projects. Nereus Subsea is fully committed to achieving Health, Safety & Environment excellence in their business operations.

Neste are the world’s major producer of sustainable aviation fuel and renewable diesel, and renewable feedstock solutions for various polymers and chemicals industry uses

Industry organization Netherlands Maritime Technology (NMT) connects, represents and strengthens the maritime manufacturing industry in the Netherlands. Members' interests are best served from a strong, strategic sector. That is why NMT is striving for a long-term maritime industrial policy and a level playing field in Brussels, The Hague and in the region.

NeuroFlow is a globally renowned company in technology and services for behavioural health integration and marine technology solutions.

Newport Shipping UK LLP (“Newport” or the “Company”) was established in the UK in 2011 with vessel management, design, construction and repair experience dating back to the 1960s. The Company is active globally with the services of dry-docking, retrofit, repair and conversions with a low carbon focus in 15 yards with 38 docks capable of handling approximately 2,500 repairs annually of all vessel classes and sizes.

For over a century, Nexans has played a crucial role in the electrification of the planet and is committed to electrifying the future. With approximately 25,000 people in 42 countries, the Group is driving the change towards a safer, more sustainable, renewable, carbon-free world, accessible to all. In 2021, Nexans generated €6.1 billion in standard sales.

NG Shipyards designs and builds as well as maintaining and repairing work boats up to 30 metres. An important issue for them is the continuing search for durable applications and technologies to reduce their ecological footprint. They find it a challenge to apply all their specialist knowledge and for that reason they spend time and energy in various initiatives and projects.

NH Towage A/S provides Maritime services and is based out of Denmark.

NIBCO is a recognised manufacturer of valves, fittings and flow-control products that cater to the comfort and requirement of customers. NIBCO's product portfolio includes balancing and control valves, fittings, industrial plastics and systems, push systems and PEX/PE-RT flexible piping systems.

Niedersachsen Ports is the port infrastructure company with the most public seaports in Germany. They are responsible for five seaports, seven island supply ports and three regional ports in the Lower Saxony coastal region. Their services include the development, construction and maintenance of the infrastructure - this is how they actively shape the future of the ports.

Royal Niestern Sander is are a versatile and innovative shipyard. They design, build, maintain and repair ships. Also, they are specialized in often complex customer-oriented ship conversions.

Nippon Gas Line Co., Ltd. was established in 1962 as a company specializing in the carriage of liquefied petroleum gases in Japan. Since then, the Company has been concentrating its efforts, as a sea-borne carrier of valuable energies, to provide safe and reliable transportation that can satisfy customers, while at the same time trying to be a "company that society needs and that can contribute to society."