Longspur Capital is a new energy and cleantech specialist offering investment management, corporate finance, and investment research. Longspur Research provides specialist investment research in new energy, clean technology, and sustainable infrastructure. Research is available to all professional investors and we actively target the most relevant.

LSEG (London Stock Exchange Group) is a diversified international markets infrastructure business earning its clients’ trust for over 300 years. That legacy of customer-focused excellence ensures that users can rely on their expertise in capital formation, intellectual property, and risk and balance sheet management.

Lucion is a technology-led environmental services consultancy, providing a comprehensive range of services throughout the asset lifecycle. They are a trusted partner, helping clients navigate the complex world of regulation; saving time, money and resources.

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.

M and M Global Forwarding are an independent freight forwarding and logistics company based in Kent, UK. They provide a range of professional services using a comprehensive network of international agents enabling them to provide their clients with a personal service.

M Subs Ltd specialise in the design, manufacture, and operation of manned and unmanned vehicles for military and commercial markets.

M2ED provides naval architectural and composite design services to the marine industry. Recent projects have also allowed knowledge and skill transfer to other engineering sectors, including energy, civil, and even the film industry.

Macduff Diesels Ltd is an authorised distributor of Mitsubishi marine diesel engines and generators throughout Scotland. Established in 1998, have more than 25 years of experience in installing, servicing and maintaining engines and generators to the very highest of standards. Contact us today for more details.

Macduff Ship Design Ltd are proven industry leader in the Naval Architecture and Marine Survey sectors, having worked for more than 25 years with owners, operators, and shipyards globally.

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.

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.

Kilo Marine Electronics Ltd. was successfully acquired by Mackay Communications Inc. (dba Mackay Marine) in March 2022 and in January 2023, Kilo Marine was officially certified as Mackay Marine UK Ltd. They provide the highest level of service and attention to detail that has come to be expected from them over the last 18 years. They also now offer an even broader portfolio of products and a global network, with locations in 58+ ports worldwide.

Mackenzie Marine UK Ltd works in the maintenance and repairs of boats.

Wessex Hydraulic Services is a leading hydraulic company specialising in the repair, maintenance, refurbishment, and servicing of hydraulic presses covering the whole of the UK and Ireland. It also supplies a wide range of parts and hydraulic components.

Mackinnons’ Marine Law practice is the most experienced in Scotland, and it is one of the UK’s leading law firms in shipping and fishing. The expert team routinely deals with all aspects of marine law, providing a varied and prestigious client base with focused, practical and commercial solutions to their problems.

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!

Mainprize Offshore Limited (formally Mainprize Trawling Co Ltd) was formed in 1979 and has operated in the North Sea for over thirty years. During this time the company has gained extensive experience in the offshore oil, gas and renewable 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.

Mammoet provides solutions to lifting, transporting, installing and decommissioning projects; from large and heavy to small and delicate structures. Their engineering expertise and high quality and safety standards, deliver value to a wide breadth of industry sectors and projects.

Manor Marine, an OEG Group company, has been providing shipbuilding, extensive marine manufacturing and repair, and general engineering services for over 30 years. Its comprehensive workshop facility conveniently based in Portland Port, Dorset, provides the base for the dedicated workforce of 70 specialists.

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

High performance, low maintenance solutions are a UK based marine engineering company and manufacture a range of protection solutions for the worldwide marine and offshore environments including:Quayside and vessel fendering systemsSurface buoys (including mooring, navigation, marker, chain support and anchor pendant buoys)Subsea installation and engineered buoyancySubsea cable protection systemsSubsea clamping solutions.

Marine Industrial Transmissions Ltd are specialists in industrial driveline solutions, ensuring the reliability of land and marine vehicles. With extensive industry experience, their expert team provides installation, repair, and maintenance for driveline systems, including marine gear and mining equipment.

Marine and Towage Services provide a wide range of marine services from towage, salvage and civil engineering support to ships agency and pilotage.

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

Marine Cathodic Protection Systems (MCPS) Ltd has over 20 years manufacturing and design experience and is a leading UK supplier of Cathodic Protection (CP) and Marine Growth Prevention Systems (MGPS) to Marine Ship Owners, Offshore Energy and Port Markets. This high level of experience ensures that MCPS fully understands and can supply corrosion and anti-fouling prevention equipment in accordance with the most stringent requirements.

Marine-Products-Direct is a privately owned business operating with an office and warehouse in Poole, Dorset, UK. They focus on sourcing the highest quality and innovative marine products. Marine-Products-Direct operates from a 5,500sq foot warehouse ensuring stock availability across the whole range.

Marine Data Systems Limited, a British multi award-winning manufacturer of marine navigation and control systems for civil, defense and government sectors. Their expert design and engineering team tirelessly provide innovative solutions to complex marine navigation system requirements.

Marine Debt Management is a long-established company providing specialist credit management and debt collection services to providers of goods and services to international commercial shipping.