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 Craft Services (Clyde) Ltd was formed in 1977 as owners and operators of tugs and workboats primarily providing support vessels for dredging and marine construction projects throughout the UK and worldwide.

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 Progress Limited leads the way in providing legislative compliant safety products and services. The materials they manufacture and use are of the highest quality, their print capabilities are first-class and their bespoke services are innovative and creative.

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 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 Services Internationals marine surveyor offer a complete range of Marine Surveyor, Consultancy, Investigation and Legal support services for all types of floating vessel and structure.

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.

Marlan Maritime Technologies Ltd provides Maritime services and is based out of United Kingdom.

Marlin Environmental Services is a leader in specialist environmental cleaning, waste management and engineering services for the maritime sector, including transport, commercial, defence and leisure. Key customers include BAE Systems, Babcock International, Wight Link and Carnival for whom Marlin delivers contracts to maintain Royal Navy warships, commercial ferries, cruise ships and leisure boats.

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.

At Marsurv Marine, they are well established Professional Marine Surveyors and Consultants carrying out surveys on Boats and Ships of all types, sizes and methods of construction, including Houseboats, Dutch Barges, Narrowboats, Yachts, Motorboats and Commercial vessels.

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.

Maru Watersport & Industry supplies quality products from various A-brands for the Superyacht builders, Offshore and Dredging, Fisheries, Ports, Defense and the Watersports shops.

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.

Mash Energy is a renowned manufacturer of automatic single fuel injector cleaning machine, internal combustion engine & furnace burners.

Masson Marine, as a leader in Marine Propulsion technology, designs, manufactures and commissions a full range of marine gearboxes with hybrid systems, brakes whether integrated or external, shaft lines and controllable or fixed pitched propellers.

At Massterly, they offer services for the customers’ entire value chain for autonomous ships; from vessel design and approval from relevant authorities, to control systems, logistics services, vessel operations, insurance and possible assistance on financing.

MasterShip helps shipbuilders to produce ships and yachts faster and cheaper, using its unique and mature MasterShip software and its unique engineering services formula.

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).

At MML Marine, they are the leading specialist fabricators and suppliers of a wide range of marine doors, including: shipbuilding and offshore doors, offshore fire doors, marine fire doors, watertight doors, A60 doors, A60 windows, H120 and H60 blast rated doors.

MCL Feeder Services FZE is an independent feeder operator, which is specialised in feeder services in the Mediterranean Area, Europe, North Africa and the Black Sea.

McLachlan Marine is one of the largest independent workboat operators in the North East of Scotland, based in Aberdeen operating a growing fleet of over 10 Workboats.

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.