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.

Maritime Partner AS was started in 1994 in Alesund, Norway, but can trace its history to 1980. From the beginning the main products has been high speed craft, with focus on offshore rescue craft. In the following years, the company expanded the business rapidly and in 1999 UFAS Holding was acquired. It is now a 100% owned subsidiary of Maritime Partner.

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.

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.

MCS International Marine Services BV are specialised in Ocean Towage & Salvage, Offshore Chartering, Heavy Lift / Project Cargo Transportation and Sale & Purchase. They are active as independent Brokers and Contractors in the global maritime industry for more than 30 years.

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.

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.

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

Metalock Venezuela is a major company in on-site engineering repairs for all industries within the Caribbean area. Established in 1969, they have decades of experience in mechanical equipment repairs, with the capacity to offer immediate mobilisation of their specialised technicians to fulfill all in situ repair requirements.

Mitsubishi Shipbuilding Co., Ltd. covers the maritime related businesses of Mitsubishi Heavy Industries (MHI) Group. They help propel forward the development of the maritime industry both in Japan and around the world through conventional shipbuilding and marine engineering, based on our deep technological expertise in shipbuilding, and by leveraging the wide range of technologies across MHI Group.

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.

MMS Ship Repair & Dry Dock Co Ltd provides a one stop shop for ship owners with all services carried out in-house performed by time-served, experienced tradesmen who are committed to working with the customer. Their priority is to ensure all jobs are completed on time, to budget and to the highest standard of workmanship.

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.

Moen Marin is the world’s largest supplier of working boats to the aquaculture industry. They lead the way in electrification and digitisation of the fishing and aquaculture fleet. Their main products in this strategic area in the years to come will be service and work boats to the fish-farming and entrepreneur industry, diving vessels, tugs and fishing boats.

Monaco Shipping Services (MSS) is one of the major specialised brokers dealing with the world wide transportation of fruit and frozen cargoes in specialised reefer ships. This involves not only the chartering but also the sale and purchase and demolition work for such vessels. Additionally, they work as yacht brokers in the name of Monaco Yacht Management merging their wide international network with the important presence of yachting in Monaco.

Montrose Port Authority's aim is to develop Montrose as the port and logistics hub for North East Scotland. This will build on their existing reputation as the port of choice for key oil and gas suppliers as well as the growing offshore renewables and decommissioning sectors. They also aim to strengthen their position as a logistics hub for traditional general cargo imports and exports and a welcoming destination for the cruise industry.

Mooney Boats are the largest ship building and restoration company in North West Ireland. They specialize in Boat Building, Engineering, Production, Refurbishment, Fabrication, Repair and Maintenance of Marine and Industrial Products. Their services include steel aluminum stainless fabrication; overhauls, repair and maintenance, hydraulics, electronics, pneumatics, installation of equipment and machinery, cleaning and painting.

Moravia Yachting specialises in providing independent and tailored advice on owning and chartering superyachts. They specialise in providing their customers with qualified, independent and tailored advice on owning and chartering superyachts of all sizes.

MSC Terminal Valencia is the Terminal dedicated to the handling of containers of Mediterranean Shipping Company (MSC) second shipping company in the world ranking. Its strategic location (350 km from Madrid) and its infrastructure endowment make it one of the main shipping platforms in the world and the most important in the Western Mediterranean.