Maritime Anti-Corruption Network (MACN) is a global business network working towards the vision of a maritime industry free of corruption that enables fair trade to the benefit of society at large. Established in 2011, MACN is comprised of vessel owning companies within the main sectors of the maritime industry and other companies in the maritime industry including cargo owners and service providers.

Maritime London is the promotional body for UK-based companies providing maritime professional services to the international shipping industry. Funded by well over 130 companies and organisations from a wide range of disciplines, Maritime London ensures that the UK remains a world-beating location to base a maritime-related business and to conduct maritime trade.

Every second Maritime Optima collects raw AIS data for the global merchant fleet from more than 700 AIS satellites, terrestrial senders, and dynamic AIS sources. They combine these AIS data sources with technical descriptions of the ships, information about ports, and marine data acquired from public sources and partners.‍

Maritime Partners is a privately held company leading the way in maritime assets, vessel leasing solutions, and construction financing in the United States. They provide transportation opportunities to the maritime industry, offering tailored leasing services to operators across a full spectrum of client credit quality.

Maritime Protection is one of the world’s leading companies within engineering, design and fabrication of Inert gas systems for the offshore and shipbuilding industry. The company, which is fully owned by Survitec, has for 50 years been a company specialising in nitrogen and inert gas system for the marine and offshore industries. Maritime Protection delivers N2, IGG, FGS, Dry IGG and custom-made systems for all applications.

Maritime Registration Company of Ireland provides comprehensive boat registration services. They handle all necessary paperwork, ensuring the vessel is legally registered and authorised to fly the Irish and EU flags in international waters. Their professional boat delivery service ensures that the vessel arrives safely, whether it’s within the UK, Europe, or further afield.

Maritime Research and Innovation UK (MarRI-UK) are a collaborative innovation vehicle for the UK industry and academia to jointly tackle innovation and technology challenges. They focus on research and innovation within mid TRL (3 – 7) levels to address the opportunities between 'discovery and research' and 'commercialisation' of Maritime Technologies and Systems.

Maritime Skills Alliance designs and promotes qualifications and apprenticeships for the UK’s maritime sector. WThey have developed a suite of interlocking standards and qualifications – MSQs, “Maritime Studies Qualifications” - which enable employees to progress both within their specialism and between sectors.

Maritime Survey Services Ltd. are a provider in subsea services. With a world class inshore survey vessels, remotely operated vehicles and an array of survey sensors, their team works with the latest technology and expertise to deliver subsea solutions for a wide variety of marine services and applications.

The Port of Marseille Fos is France’s leading port and the 2nd largest mediterranean port. Ideally located on the shores of the Mediterranean, France's leading port, the Port of Marseille Fos, is the natural gateway to the south of Europe. It positions itself as an alternative to the ports of Northern Europe.

Martide's cloud-based maritime crew management solution helps to optimize processes. Their integrated seafarer database, crew planning, vessel management and seafarer self service portal makes crew deployment, recruiting qualified seafarers and retaining the existing pool more efficient for staff and crew both onboard and ashore.

Marubeni Corporation is one of Japan’s largest trading companies (sogo shosha) with more than 160 years of history. Headquartered in Tokyo, Marubeni continues to expand its businesses across the globe, with a presence in over 65 countries and more than 130 branches and offices worldwide.

The Mærsk Mc-Kinney Møller Center for Zero Carbon Shipping ensures real climate action. They are a not-for-profit, independent research and development centre, looking to accelerate the transition towards a net-zero future for the maritime industry. With their partners, they drive and facilitate the development and implementation of new technologies and build confidence in new concepts.

MBDA is the only European group capable of designing and producing missiles, and missile systems, to meet the whole range of current and future needs of the armed forces. They are an integrated defence company that provide missiles and missile systems for each branch of the armed forces (air, sea, land).

MD Shipbroking is an independent boutique shipbroking firm, offering a competent, reliable and client-orientated service, sounding out all possibilities of the shipping market with a long standing experience in the Sale & Purchase of merchant vessels, including contracting of New buildings, sales for Ship recycling and Valuations.​

MDL, Part Of Renishaw plc designs and manufactures a range of ruggedised time of flight OEM laser sensors and systems for use in harsh environments. The company also produces pencil beam, fanned beam and scanning laser variants that allow for multiple traffic management applications, including vehicle detection, red light violation, over-height detection, camera triggering, ANPR, vehicle profiling and many more.

MDS Europe Ltd. are specialists in high performance food grade lubricants, oils & greases.

Mecal Ltd was founded in 1993 as 'Marine Engineers Certifying Authority Ltd' by the Institute of Marine Engineering, Science & Technology & we still maintain close links with the Small Ships Group of the Institution. Since then MECAL has grown to become one of the leading Certifying Authorities for commercial vessels & workboats up to 24m load line length and for larger vessels under specific delegation.

Mechan Ltd is a globally renowned company in the design, manufacture, installation and maintenance of handling equipment for rail depots. Engineered to withstand the constant demands of rail depots and workshops, their lifting and handling equipment is built to outperform, outlast and outsmart their rivals.

Meercat Boats is the United Kingdom's major builder of versatile steel workboats. Their versatile single and multi-hulled workboats have been sold around the world. The road transportable version offers an effective solution to the problems of fast access and mobilisation to difficult locations often far from the coast.

Mencast Marine provides a comprehensive set of services and solutions inclusive of sterngear manufacturing. Within Mencast Marine, an extensive track record established with possess on world-class capability of providing quality propeller repair and modification services in offshore oil and gas and marine industry which inclusive of proficiency in CPP blades repairing, bronze casting for corroded and broken parts of cargo pumps, and casings.

Mercator Limited is Mumbai-based International organisation. As a group, Mercator has diversified business interests in Coal, Oil & Gas, Commodity Transportation and Dredging.

The Meyer Turku Oy shipyard is specialised in the construction of very demanding, innovative, and environmentally efficient cruise ships, car ferries, and special vessels. Their share of the global cruise construction market is approximately 15%, and our shipyard's order books extend to 2026. Their largest customers are Royal Caribbean International, Carnival Cruise Lines, TUI Cruises and the Finnish Border Guard.

Midt-Norsk Transport AS has engaged in transport mediation. Over the years, They have built up particularly good expertise in northern Norway, and with Trøndelag as the starting point, they have several regular departures north per week.

Miko Marine specialises in marine salvage tools and services and has been on the market since 1996. With more than 25 years of experience, and an international presence in Europe, Asia, and the Americas, they are ready to help at short notice with the standard tools or custom-made solutions.

Miros provides real-time measurements of local sea state and weather conditions to any user, on any device, providing critical data for all relevant stakeholders.

MMA Offshore specialise in providing high-specification vessels and a comprehensive suite of marine and subsea services to the offshore energy sector and wider maritime industries. Their combination of high-quality vessels, specialised subsea services, strategically located onshore facilities and in-house technical marine expertise enables them to partner with clients to deliver innovative, fit-for-purpose marine solutions.

MMC – Millennium Marine Contractors Ltd are one of the South West’s leading marine and civil engineering companies, specialising in marine construction work, diving services, spray concrete, grouting, concrete repairs above and below water, plus workboat and crane barge hire. With over 25 years’ experience at management level, they are confident in their ability to provide a first class service to clients.

MME Group is a family owned business that was founded in The Netherlands more than 50 years ago. Since then, it has expanded to become a globally operating and well respected leader in its fields of activity. These include (Non) Destructive Testing, Marine Surveys, Cathodic Protection, Marine Growth prevention, Rope Access, Aluminium Boarding Equipment and Playground and Recreational Safety services.

Modular Pontoon Systems has stock of new and used container pontoons, modular workboats, self-elevating platforms and deck equipment which is available for rental and or purchase. With their extensive range of container pontoons, the company can provide a fully fitted work platform and provides a one-stop-shop for both short and long-term projects.