Maritime companies in United Kingdom (UK)
SEAGULL Surveillance is dedicated smart software for the security of ports. It automatically detects and classifies all vessels, and forwards potential risks to security personnel in real-time, ensuring the quickest response possible. By automatically detecting vessels 24/7 and providing detailed visual information that AIS and Radar might miss, SEAGULL Surveillance marks the beginning of a revolutionary phase in maritime security.
Sealand Maersk Asia is a renowned container logistics company that combines passionate local teams and agile-thinking with an unrivalled global network powered by the larger Maersk family. They are regional experts, powered by Maersk, the world’s largest shipping company.
Sealift Inc. is a privately held company, incorporated in New York, established in 1975. Originally Sealift was a ship brokerage house specialising in paper, rice, general cargo and operating breakbulk liner services to the Mediterranean and from Brazil. Currently, the company operates half a dozen U.S. Flag, ocean-going ships and charters in dozens of foreign flag vessels annually.
Sealite is the pioneer in the design and manufacture of marine aids to navigation equipment with manufacturing and office locations in Australia, Singapore, the United Kingdom and the United States. The Sealite team is dedicated to servicing the marine industry through the efficient design and production of leading-edge products, and offers the widest range of aids to navigation solutions in the marketplace.
Seanergy Maritime Holdings Corp. is the only pure-play Capesize shipping company listed in the US capital markets. Seanergy Maritime provides marine dry bulk transportation services through a modern fleet of Capesize vessels. The Company's operating fleet consists of 17 Capesize vessels with an average age of 11.7 years and aggregate cargo carrying capacity of approximately 3,011,083 dwt.
Spurred on by the world's need for sustainable innovation and their curious nature and drive, SEAONICS will lead their customers efficiently and safely to the next level of intelligent handling and lifting solutions. Their mission is to make critical maritime lifting and handling solutions even smarter, more efficient and profitable through specialized knowledge and advanced technology.
Seapride Marine provide forward-thinking advice, insight and support to yacht owners, buyers, charterers and crew worldwide. Their focus is on pioneering the industry and giving new meaning to the words client–centric.
Searibs is the convergence of knowledge, technical capacity and determination of a team of professionals who learned at sea, the essential thing. They have a team made up of naval engineers, technicians, rescue experts, underwater hunters, divers, powerboat pilots, strives to innovate and present credible solutions in the construction of semi-rigid vehicles.
SeaRoad is an established successful privately owned Australian integrated transport and logistics service provider specialising in Bass Strait shipping and logistics. SeaRoad provides quality, customer focused services through purpose-built RoRo shipping vessels and a logistics infrastructure which is optimally suited to Bass Strait shipping requirements.
Seaspan Corporation is a globally renowned independent containership lessor, providing safe, reliable, and economical operations. With an owned and managed fleet of over 125 vessels, the company strives to be the global containership provider of choice, offering the stakeholders and customers, the best platform for success.
Seavolt is a pioneering renewable energy company, propelling the global shift toward marine decarbonisation. They are developing an extensive network of marine charging stations across the world's ports and waterways to support the next generation of zero-emission electric vessels.
Seaward Marine Services conducts underwater search and recovery operations, Seaward Marine has become the diving services pioneer in the field of underwater ship husbandry: underwater hull cleaning, inspection, and maintenance. Seaward Marine has successfully developed and applied non-destructive testing and other diagnostic methods, both underwater and in a variety of dry venues.
Established in 1981, Seaward Services, Inc. (SSI) is a full-service shipping, waterfront logistics and management company that specialises in the operation and maintenance of government and commercial vessels, including: high-speed craft, range craft, training craft, experimental craft, research vessels, cable-laying vessels, and unmanned surface and sub-surface vessels.
Seaway 7 ASA is a pioneer in the delivery of fixed offshore wind projects, committed to contributing to an efficient and sustainable energy supply for the future. Services provided include Submarine Cable Installation, Call-off Inspection and Repair, Customised Project Solutions, Offshore wind, EPCI, Transport and Installation, Offshore Cables, Integrated projects, Floating Wind, WTG Installation, WTG foundation installation.
SeaZip Offshore Service focusses on robust, manoeuvrable crew transfer, support and survey vessels. They can rapidly and flexibly be deployed in short-term and long-term projects in the offshore oil & gas industry and the offshore wind industry.
Secure-IT specialises in compositional Information and Data Analytic Solutions that are efficient, effective, and compositional to their client's objectives, priorities, and needs.
Secure-Marine is a Maritime consultant and is based out of Netherlands.
Sedres Maritime has grown from a company catering to limited services to now being capable of providing Complete Marine & Total Logistics Solutions to esteemed clients. Services cover Shipping Agency, Crew Change, Freight Forwarding, Land Transportation, Customs Clearance, Ship handling, Construction, and many others through JV partners, with the ability to provide bespoke services suiting to individual client’s requirements.
At Selfa, they offer repair and maintenance services for leisure and professional boats from their two departments in Trondheim and Harstad. They have a workshop hall, a ship lift and a workshop hall at both departments. Selfa Arctic is also building new coastal fishing boats and doing vessel inspections.
Sensenich Propeller was established in 1932 to manufacture fixed pitch wood aircraft propellers for the growing aviation market. In 1949, they began to manufacture wood propellers for the burgeoning airboat market. Aluminium propellers for aircraft was added to product line in the 1950’s. During the 1960’s the use of UAV’s became prevalent and Sensenich was right there with propellers for the new industry.
Sentinel Systems Ltd. is a Canadian based company dedicated to developing next generation web-based software for Emergency Management practitioners. By utilising the lasted advancements in web applications, mobile computing, IVR telephony and Internet mapping, the Sentinel suite of applications and services provides Emergency Operations Centers and their support staff a full, robust and complete information management tool.
SentiSystems AS offers a novel platform solution for real-time sensor data processing. They start their journey with sensor integration for autonomous operations, but the versatility of their platform makes it suitable for a variety of other intelligent applications such as mapping, monitoring and surveillance systems.
Sentry's platform helps developers diagnose, fix, and optimize the performance of their code. Each day, Sentry processes billions of exceptions and transactions from some of the most popular products on the internet. With Sentry, developers around the world save time, energy, and probably a few therapy sessions.
SET is primarily focused on the production of new vessels and conversions of passenger ships, police boats and cargo ships. SET executes customer orders for the design, workshop planning and building of fully equipped inland vessels. For ship repairs, they can supply services in shipbuilding, metal working, mechanical engineering and pipe works, and electrical systems.
Seven Seas is a global maritime services group specializing in the provision of general ship supplies, stores, spare parts and leading technical maritime brands through its extensive network of more than 600 ports. Founded in 1971, Seven Seas operates in 18 countries throughout Asia Pacific, Middle East and Africa, Europe and the Americas, with a global network of 1000 professionals focused on delivering exceptional customer service.
Nautilus ECDIS Kernel is the next-generation software development kit (SDK) for maritime applications. This S-100-compliant flagship enables a multitude of maritime and military chart formats to be loaded and displayed; it also fulfils the IMO, IHO and IEC requirements for type-approved bridge equipment.
Shandong Shipping Corporation (SDSC) is a large state-owned enterprise by the Shandong Provincial People's Government and initiated by Shandong Marine Group Ltd., its controlling shareholder, with a registered capital of 3 billion yuan. They are devoted to serving the global customers with high-quality logistics solutions and satisfying the globalised trading needs.
Shanghai International Port (Group) Co., Ltd. (SIPG), operator of public terminals in the Port of Shanghai, is a large-scale specialized conglomerate established in January 2003 through the restructuring of the Shanghai Port Authority.
Shannon Foynes Port, Ireland’s second largest port operator and largest bulk port company, has statutory jurisdiction over all marine activities on a 500km2 area on the Shannon Estuary, stretching from Kerry to Loop Head to Limerick City.
From early morning as the mist descends the Shannon Estuary to the Wild Atlantic Sea, to the setting of the sun in the late of the evening, ShannonFerry will take people and their vehicle on a memorable 20 minute journey across the estuary linking the iconic tourist destinations of the Banner County of Clare to the Kingdom of Kerry.
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Upcoming maritime events in United Kingdom (UK)

London International Shipping Week 2025
- 15 - 19 Sep, 2025
- London, United Kingdom (UK)

Maritime UK Week 2025
- 12 - 16 Oct, 2025
- London, United Kingdom (UK)

British Ports Association Annual Conference 2025
- 15 - 16 Oct, 2025
- Brigg, United Kingdom (UK)