Marsun is an expert in shipbuilding with high-quality materials, which are Naval and Patrol Vessels, Commercial Vessels and Yachts, including Design and Consulting Services according to customer requirements.

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.

Maspor Marine is a company focused on the distribution and marketing of recreational and sport fishing vessels from the most trusted and recognised brands worldwide.

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.

Maven Trading & Marine Services Inc, designed as one stop source for new, reconditioned and second hand marine spare parts & machinery, located in Chittagong port of Bangladesh Maven is now renowed to maritime industry as reliable partner of many ship owners, ship spare parts trader and repairer company for second hand ship spare parts trading and supply business since 2007

MAVI DENIZ A.S is into Maritime services and shipbuilding and is based out of Turkey.

Max Groups is most reliable & inexpensive solution to rubber airbag ship launching and marine products like solid marine fenders, pneumatic rubber fenders and electric / hydraulic winches. Their products are reasonably priced and well known for their outstanding quality.

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.

McAllister Towing & Transportation is celebrating 150 years in marine transportation. They operate a fleet of more than 75 tugboats, crew boats and barges in 17 locations along the U.S. East Coast from Portland, ME to San Juan, PR. The fleet of over 270,000 H.P. consists of 28 Z-Drive/ Tractor tugs, 11 Tier II compliant tugs, 20 plus vessels involved in coastal towing and 35 ABS load line classed vessels.

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.

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.

MEKE was founded by Mehmet Kemerli, a maritime and environmental lover and entrepreneur who wanted to set up his own business after leaving Shell Oil Company, as a private company in 1977 in Ayvansaray, Istanbul's shipyard region at that time. The company is into Maritime transportation and is based out of Turkey.

Meratus is an Indonesian shipping company providing point-to-point transportation solutions. Operating a network of liner services connecting major ports in Indonesia and supported by owned offices throughout Indonesia, Meratus places a strong emphasis on safety, quality, and customer focus. Established in 1957 Meratus'​ business has grown and now covers several sectors of shipping and transportation.

Meriaura Ltd is a Finnish family-owned shipping company with a fleet of 18 vessels operating in the Baltic, North-Atlantic and Mediterranean Seas. Their fleet consists of bulkers and multipurpose deck cargo carriers.

Meridian Marine Limited provides Maritime services and is based out of United Kingdom.

Mersey Maritime was established in 2003 to represent and act on behalf of the 1700 maritime-related companies across the Liverpool City Region. With over 200 members, they are considered to be an excellent example of a regional maritime cluster. They organize a range of monthly networking and training events and deliver forums for their members to shape the future of the maritime sector.

Metal Shark is a leading designer and builder of custom vessels for commercial, defense, and law enforcement applications worldwide.

At MetalCraft Marine Inc, their vision is to be recognized as a world leader in the design and manufacture of custom aluminum boats for the government and commercial markets, to the benefit of their customers, employees, shareholders and the communities in which they operate.

MEYER WERFT GmbH & Co. KG based in Papenburg was founded in 1795 and is in its seventh generation of family ownership. MEYER WERFT has achieved an excellent worldwide reputation in recent decades for constructing and building special-purpose ships. The company is especially well-known due to the construction of large, modern and sophisticated cruise ships.

MISC Group is a world leading provider of international energy related maritime solutions and services. The principal businesses of the Group comprise of energy shipping and its related activities, owning and operating offshore floating solutions, marine repair and conversion, engineering and construction works, integrated marine services, port management and maritime services as well as maritime education and training.

MOL is a pioneer company in the ocean shipping industry, operating a fleet of about 800 vessels to transport various commodities such as resources, energy, raw materials, and products. On top of the traditional shipping businesses, MOL will develop a variety of social infrastructure businesses to meet the evolving social needs.

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.

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.

The Maritime Agency in Gdynia was established in 1951 and represented foreign shipping lines, shipowners and insurance clubs (P&I), and also provided agency services for ships, over time expanding its specialization to include forwarding services and job placement for Polish seafarers.

MPC Container Ships ASA owns and operates a fleet of container ships specialising in serving intra-regional trade lanes.

The shipyard MTG DOLPHIN is located at the northern shore of Varna lake, right in the middle between Varna East and Varna West port, with unrestricted access to the Black Sea. A team of over 600 professionals with considerable experience in the industry work hard for delivering quality shipbuilding, repair and docking service to their customers from all over the world.