NIWA issues licences for inland navigation, piers, jetties and dockyards; examine and survey inland watercraft and shipyard operators, grant permit and licenses for sand dredging, pipeline construction, dredging of slot and approve designs and construction of inland river crafts.

The National Marine Manufacturers Association (NMMA) is dedicated to advocating for and promoting the strength of marine manufacturing, the sales and service networks of its members, and the boating lifestyle. NMMA is the nation’s leading trade association representing boat, marine engine and accessory manufacturers. Collectively, NMMA members manufacture an estimated 80 percent of marine products used in North America.

The National Oceanic and Atmospheric Administration (NOAA) is an American scientific and regulatory agency within the United States Department of Commerce that forecasts weather, monitors oceanic and atmospheric conditions, charts the seas, conducts deep sea exploration, and manages fishing and protection of marine mammals and endangered species in the U.S. exclusive economic zone.

The National Oceanography Centre is an independent self-governing organisation - a charitable company limited by guarantee. The NOC is funded by UK Research and Innovation to work on National Capability programmes and manages on its behalf, the National Marine Equipment Pool - Europe’s largest fleet of autonomous and robotic vehicles, and two states of the art research ships RRS Discovery and RRS James Cook.

Nauset Marine is widely recognized as one of the most knowledgeable and well-respected marine facilities in Massachusetts. Through the years, Nauset Marine has consistently provided the finest products and services in the industry. In addition to their large selection of new, used and brokerage boats through their sales offices on Cape Cod in Orleans and Pocasset.

Nautai Marine Services has a highly qualified and well-experienced management team from the Marine Industry. All their offices in India and abroad are engaged by highly experienced officials with international and local expertise who are adept and fully trained to handle the highly challenging shipping and freight environment.

Nautek Marine is a one-stop marine service centre for all of marine requirements, offering boat repairs, trailer repairs, electrical and shipwright services, as well as general inboard and outboard engine servicing across all engine brands.

Nauti-Craft Ltd is a marine technology company focused on the design and development of the Nauti-Craft™ marine suspension system.

Nautic Africa is a shipyard building high quality performance vessels for the commercial B2B market and Governmental bodies. Nautic Africa focuses on supplying products into AFRICA and has an established network in West and East Africa. Nautic Africa is helping to meet the continent's growing demand for quality vessels designed economically, environmentally and in socially responsible ways.

Nautical Shipping delivers comprehensive shipping agency services for containerised, ro/ro, project, heavy lift, dry bulk and break bulk cargo. With a combination of deep industry knowledge, established partnerships with industry leaders and a focus on adaptability and innovation, they’re the Experts at the Helm.

Nautilus International is an independent, influential, global trade union and professional organisation, committed to delivering high quality, cost-effective services to members, and welfare support to necessitous seafarers, their dependants and other maritime professionals.

Nautique is celebrating its 98th anniversary of delivering excellence in the marine industry. A subsidiary of Correct Craft, Nautique has been on the waters of the world with a passion for innovation since 1925. Delivering the very best waterski, wakeboard and wakesurf boats on the market, Nautique continues to drive progression with their award-winning technology and dedication to building the highest-quality boats imaginable.

Nautisk Teknik is a sea-safe connection within maritime sales, service and installation of electronics, electrical installations and networks. Nautisk Teknik was founded by Martin Kristensen, whose professional maritime career started as a ship's electrician in the Norwegian Navy's submarines.

As the European pioneer in naval defence, Naval Group uses its extraordinary know-how, unique industrial resources, and capacity to arrange innovative strategic partnerships to meet its customers’ requirements. As a system integrator and prime contractor, the group designs, builds, supports, deconstructs, and dismantles submarines and surface ships. It also supplies services to shipyards and naval bases.

Navalrocha Shipyard SA is a world-class ship repair facility located in the heart of Lisbon harbour on the north bank of the Tagus river and is one of the oldest infrastructures associated with the Naval Industry in the Tagus river estuary dating back to 1898. This ensures every project receives full attention with each client benefitting from priority treatment from a 70-strong workforce and a cluster of specialist marine service located on-site

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

Navantia Australia’s roots date back hundreds of years. Since 2006 they have been Australia’s shipbuilding partner. At Navantia Australia, they are committed to growing their local workforce and links to the Australian supply chain to best support the growth of a truly Australian naval shipbuilding and sustainment industry.

Navarm Ltd is a multifaceted support Company offering a full range of services from discreet behind the scenes client support to full turnkey project solutions. Trusted by globally recognised companies to deliver products and services to exacting timelines.

Navidium's solutions are designed to easily adjust to the needs and grow with the business, adapting to new regulatory frameworks and interoperating with all other software and hardware products. Navidium's solutions provide Faster, Smarter, and Greener software solutions for the maritime industry.

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.

Through the years Navix Maritime has built experience, and they have become experts at balancing COA and spot and learnt which voyages to take, and which to pass on.

Navnit Marine - a 'Navnit Motors' Group Company, gives a wide choice to their customers for pleasure boating right from 17 footer boat to 80 meter yacht, representing the best brands in the world yet competitively priced. They have a wide range of sport boats, fishing boats, sailing boats, inflatable, JetSki, ATVs, etc., and host of other marine products & equipment.

Navsafe Marine Pty Ltd is a private company run by AMSA (Australian Maritime Safety Authority) accredited marine surveyors. Navsafe Marine provides the boating community with professional service and advice that comes from over 35 years experience in the marine industry.

NAVTEK is a professional management company providing engineering and production services to the Turkish and global maritime industry. Over 40 years, the company has highly diverse unmatched experiences in the maritime sector and innovative marine technologies including energy, fully electrical marine vessels, alternative fuels, offshore wind energy, zero emission port development and naval.

Naxos marine Service is one of the leading general marine supply companies in Chittagong & Mongla Port, Bangladesh. They offer professional supply service of both provision and technical stores to vessels. They are an IMPA, ISSA and SHIPSERV member.

Naz Maritime Services, registered as ISO 9001:2008 and CMO Part 2 (MLC 2006) is a certified organization, bearing license No. RPSL-MUM-130. They are constantly striving toward diversifying the horizons into new directions in order to provide various marine solutions under one roof.

NCE Maritime CleanTech (NCE MCT) represents one of the world’s most complete maritime commercial hubs. They focus on establishing sustainable innovation projects with commercial potential and work together for new clean maritime solutions..

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.

Neptun Ship Design - Germany´s largest ship design office was established in 1992. Worldwide, Neptun designs enjoy an excellent reputation for tailor-made solutions with customized, specialized or off-the-shelf arrangements for the type of ship.