The MacArtney Group is a global supplier of underwater technology products and systems specialising in the design, manufacture, sales, and service of a wide range of systems to oil & gas offshore operators, ROV, diving, and survey contractors, the renewable energy sector, ocean science institutes, and navies around the world. All products supplied are designed and tested to provide high quality, efficiency, and reliable performance.

Macduff Group currently consists of 4 core business divisions - Macduff Shipyards, Macduff Crane Hire, Macduff Profilers, and Macduff Precision Engineering. Backed by its wealth of experience with designing and building vessels, it provides both CNC and manual profiling and fabrication services to the highest standard for a wide range of industries. Its fully qualified crane operators ensure safe and efficient executions of all projects.

MacGregor is a pioneer in sustainable maritime cargo and load handling with a strong portfolio of products, services, and solutions, all designed to perform with the sea. Shipbuilders, shipowners, and operators are able to optimize the lifetime profitability, safety, reliability, and environmental sustainability of their operations by working in close cooperation with MacGregor.

Mack Boring & Parts Co. is a privately owned business, having recently celebrated its 100-year anniversary with the fourth generation of continuous family leadership. Mack Boring manages nearly 500 Authorized Dealers in North and Central America. The dedicated staff and highly skilled technicians strive to deliver a premier customer experience and continue a tradition of excellence in the marine and industrial markets.

Macnor Marine provides the Norwegian Experience in Brazil, offering high-quality solutions to our customers operating assets on Shipbuilding and Offshore Businesses.

MACS Maritime Carrier Shipping GmbH & Co. has been a trusted name for over 35 years by customers in Southern Africa, Europe, the UK and USA/ Mexico. They offer specialised shipping solutions within their three dedicated trade routes on their multi-purpose fleet, which can accommodate almost any load, from bulk and breakbulk, project cargoes and containers.

Madden Marine offers an extensive range of services to an increasingly international market, based in Belfast; the home of shipbuilding! With fit-out contracts completed from the Irish Sea, right across to the Atlantic and the Pacific, Madden Marine has earned a reputation for high quality in both production and service!

Maersk Tankers is a service company that provides commercial management solutions for shipowners in the tanker industry, operating in the largest tanker fleets in the world. The purpose is to pioneer shipping solutions for partners and the planet.

Magellan Ship Management is incorporated by likeminded professionals with a rich experience in ship and crew management services for ship-owners and third-party managers around the world. They provide first-class ship management services, facilitating high vessel operational availability and QHSE standards at a competitive cost.

The company MagH was founded by Magnus Hansson in 2013. After 16 years of travelling as service engineer for Berg Propulsion JW BERG and SMP a break was needed. Ended up at Volvo Penta and Mitab Marine industri teknik AB. Working as sales engineer for marine engines and control systems.

MAHI is on a mission to unlock the potential of manned and unmanned vessels. It realises this ambition by delivering state-of-the-art, easy-to-integrate situational awareness, communication, and collision avoidance modules to customers. The goal is to increase operational capabilities and reduce cost and time-to-market.

Malaysia Marine and Heavy Engineering Holdings Berhad (MHB) is a globally trusted marine and heavy engineering solutions provider for a wide range of offshore & onshore facilities and vessels. MHB has over 45 years of track record of delivering integrated and complex solutions, including deepwater support services to international oil & gas clients.

Malik Energy has more than 30 years of experience in trading bunkers. Their company as a physical supplier has created a strong and highly reputed name in the bunker industry.

Malin Group offers a comprehensive range of services and capabilities. Their dedicated team continue to provide a solid blend of theory, experience and practical knowledge to assist clients on complex global projects. Their group of companies have been built from the ground up to offer seamless support to clients across the full range of design consultancy, marine operations and shipping, fabrication, installation and site maintenance services.

MALWI MARINE is internationally recognized as the most technically competent supplier from India for New, Recondition and Second-hand Engine Parts and Machinery for Marine and Power plants.

MAN Energy Solutions enables its customers to achieve sustainable value creation in the transition towards a carbon-neutral future. Addressing tomorrow’s challenges within the marine, energy, and industrial sectors, they improve efficiency and performance at a systemic level.

Mandarin Shipping Limited is a Hong Kong-based shipping investment company providing investors with a platform to invest directly in shipping assets. Mandarin Shipping provides investors with a direct and transparent investment model with access to investment opportunities in the maritime transport sector.

Mangusta is one of the few remaining family-owned and family-managed brands in the yachting industry. Since its foundation by the Balducci in 1985 as a brand of Overmarine Group, it has revolutionised yachting with its innovations. Delivering more than 100 yachts over 30 meters, Mangusta is a constant presence in the large-yacht industry.

Manor Marine Ltd is into shipbuilding services and is based out of United Kingdom.

Mao Marine Agency offers well-educated, trained & qualified seafarers for wide range of vessels of merchant fleet. Crew from the Georgia, meets the highest standards and requirements. They perform professional selection and processing to provide the employers with qualified and motivated personnel under the International Conventions Standards.

Mapsea is a pioneering portable marine navigation powered by maritime big data, providing enhanced fleet management for safety and efficiency in maritime operations. Recognised for its technological excellence with the CES 2025 Innovation Award, Mapsea specialises in IT services that improve operational efficiency and sustainability.

Marcap is a ship owner and operator with 28 years of experience, a reliable partner when it comes to maritime services excellence. The company is widely renowned for its broad portfolio of a sizeable fleet, which ranges from Pilot Boats to Crew Boats, Utility Vessels, Tugboats, AHTs, AHTSs (DP2), PSVs (DP2), Maintenance Vessels, Supply Vessels, Cargo Barges, and LCTs.

Marco Polo Shipyard is a wholly owned subsidiary of the Marco Polo Marine Group. Spread across 34 hectares of land, the shipyard is well-equipped to carry out shipbuilding, ship repairs, and conversions, as well as oil and gas fabrications.

Marcura is the company behind several of the solutions and brands streamlining maritime industry processes. They work closely with global customers and partners to develop innovative solutions to everyday industry challenges and together raise standards along the way.

Marelli Motori employs around 550 people and operates an extensive manufacturing facility in Italy with own subsidiaries in the United States, Germany, South Africa and Malaysia and has an extended sales, distribution, and service network across four continents, supplying its technologically advanced products in more than 120 countries.

The foundation of Marexport Srl dates back to 1966, in Genoa, when the use of computers was not yet as widespread as it is. During these years of activity, experience and professionalism in all areas of maritime transport (conventional, full bulk and groupage shipments) have been developed and deepened.

Marian Boats combines consummate craftsmanship with state-of-the-art technology. They build environmentally-friendly boats with supreme manufacturing precision. Their electric engines are a worthy match for any conventional motor boat. They harbour a genuine passion for quality and innovation.

Maridive Offshore Projects is the project management arm of Maridive Group. The company offers anchor handling tug supply, drilling rigs support vessels, fire fighting and anti-pollution vessels, and service and mooring boats.

With the ViscoScope® inline viscometer, Marimex has created a modular measuring system, with which the complex parameter “viscosity” can be monitored easily, reliably and maintenance-free in almost every industrial application in real time.

Marin Teknikk AS is a Norwegian Ship Design & Engineering company, with special knowledge and expertise within advanced ship design. They offer well-proven design and good solutions for the various vessel models. The company is also known for high flexibility and innovation by doing specialised tailor-made design.