Levant Fleet is one of the world's largest independent third-party ship management firms with a 24-year history, over 20,000 qualified seafarers and over 450 vessels under management.

LFS Marine & Outdoor was founded in 1967 as a supplier to commercial fisherman. Since then the company has grown and diversified to include sport fishing supplies, pleasure boating supplies, kayaks and accessories, and outdoor clothing and shoes.

Liberty Maritime Corporation is a New York-based commercial shipping company operating both U.S. flag and various foreign flag vessels. They have demonstrated their commitment to quality, performance, and innovation for over three decades.

Lincoln Maritime acting in its capacity as a Port Agent provides important and relevant information on and local support at every port of call. From making sure that essential supplies are provided, to arranging transfer of crews and documentation for customs clearances.

LGSA Marine is an independent company of marine surveyors, cargo surveyors, engineers, and consultants providing a comprehensive range of services to the insurance, maritime, shipping, risk management, transport, and energy industries. ​

Liverpool Pilots have provided safe pilotage for vessels of all types and size, navigating within the port limits of Liverpool, for over 250 years. The modern service comprises of more than 50 pilots who are all highly experienced, trained, and skilled Master Mariners, authorised to navigate within the district by the Competent Harbour Authority – The Mersey Docks and Harbour Company, a subsidiary of Peel Ports.

Lloyd's Marine Intelligence solutions are powered by SeaTech™, a unique combination of skills, data and analytics that ensure customers make decisions more quickly, identify and act on opportunities and risks more confidently, and implement efficiencies more easily.

The LMAA has also a Small Claims Procedure (SCP) and an Intermediate Claims Procedure (ICP) which together offer those involved in maritime matters a wide range of choice for the resolution of disputes referred to arbitration.

LMG Marin AS is one of Europe's pioneer naval architect and ship design houses, with a highly dedicated organization of skilled engineers and naval architects.

LMIS was established in 2001 focusing primarily on marine based products (Hull & Machinery, and Yachts). The company has steadily grown and widened its scope however the focus has continued to remain on niche product areas, where expert knowledge and attention to detail is appreciated and they can make a real difference.

Lochin Marine International Limited is a British boat building and marine services business spanning more than 40 years in the industry - one of the UK's oldest continuously operating boat building companies. Building both for the commercial and leisure sectors worldwide, there are more than 500 constructions sharing the name. Lochin craft are used as lifeboats, police patrol launches, pilot tenders, passenger carriers and other applications.

Lockheed Martin is a global security and aerospace company that employs approximately 114,000 people worldwide and is principally engaged in the research, design, development, manufacture, integration and sustainment of advanced technology systems, products and services.

Providing both domestic and international logistics, Lombard Shipping works in partnership with clients to offer a range of cost-effective solutions that have been developed to meet the ever-changing demands of the industry.

London Marine Consultants Ltd (LMC) specialises in the engineering design and provision of mooring systems for FPSOs, FSRUs and FSOs including External Turrets, Internal Turrets, Disconnectable Turrets and Spread Mooring Systems. Alongside this, LMC can supply their own swivel stack systems as part of the EPC supply.

Longitude Engineering has delivered specialist design and engineering in the marine, energy and defence markets. Their independence, expertise and experience make us the natural choice for a wide range of design solutions across Asia Pacific, Europe and North America.

Louis Dreyfus Armateurs (LDA) provides its partners and clients with tailor-made industrial solutions and vessels. More than a Century old commitment, enabled by constant innovation and reactivity, combined with recognised Industry expertise. Varied and adapted services: bulk transportation, port logistics and transshipment, heavy and specialised cargoes, freight forwarding, submarine cable laying, protection and maintenance.

Based in Germany, Lürssen is a pioneer shipyard for large luxury yacht building.

Lyons Boatyard is a long-established boat repair yard on the Stratford Canal, just to the south of Birmingham. The canal links the southwest approach of the Worcester Birmingham canal with the Grand Union Canal at Lapworth. It then meanders through beautiful rural Warwickshire to picturesque Stratford upon Avon. They provide full services to include diesel, water and pumpout, also on site is a fully stocked Chandlery.

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.

Mackay Boat Builders have all the necessary marine trade skills, enabling them to carry out and complete projects to the highest standard, maintaining always customer expectations and satisfaction.

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.

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.

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

Marflet Marine is a privately owned company dedicated to the management, operation and chartering of products and chemicals. Marflet Marine is one of the oldest privately owned Spanish Shipping companies. They have been dedicated to the management, maintenance, operation and chartering in oil products, CPPs, LPGs, and chemical maritime transport since or origin.

Marine AI Ltd is a software engineering firm specialising in edge-based sensor-driven cognitive artificial intelligence to deliver safety-critical marine autonomy.

Marine Development Holland BV is a company dedicated to the design of Multipurpose vessels and workboats from 8,5 up to 50M and larger.

Marine Metallurgical Consultants Limited (MMC) was founded in 2006 by David Hughes. David has provided expert metallurgical failure investigation services to many of the major players in the marine industry, ship owners, ship managers, charterers, cargo owners, salvors and all the services that serve them, P&I Clubs, Underwriters, Law Firms, and has done so for over twenty years.

Marine Masters offers flexible and creative solutions for salvage, transport & installation, and decommissioning. With a focus on efficient, safe outcomes and a commitment to transparent pricing, they partner with local suppliers to strengthen economies while delivering cost-effective, high-quality results. Marine Masters has offices in Schiedam (the Netherlands), and Kuala Lumpur (Malaysia).