Sonatech, a well-regarded technology company in Santa Barbara, California, employs more than 110 skilled professionals. In 2024, the company's revenue was MUSD 33. Sonatech specialises in developing and manufacturing customised devices, subsystems, and systems that transmit, receive and/or process acoustic signals through the ocean.

Song Thu Corporation is a unit under the General Department of Defense Industry - Ministry of National Defense of Vietnam. The Corporation specialises in the fields of building and repairing ships and river ships; responding to oil spills at sea and rivers; cleaning and sanitising oil tankers, treating oil residues.

Songa Container owns and operates a fleet of modern feeder to Panamax size container vessels employed under charter agreements with market-leading container liner operators. The current fleet consists of 14 vessels, ranging from 1,000 TEU and up to 4,250 TEU, the majority of which are fitted with exhaust gas cleaning systems (EGCS) to significantly reduce airborne sulphur emissions.

Sonino General Marine Supply is committed to provide their customers with quality, reliable and competitively priced products and services. They place strong emphasis on achieving a consistent quality in their products and services with the involvement and commitment from all levels of management and staff.

Sora Marine Services is a Qatari company established to serve the marine industry in Qatar and in particularly the drydock in Ras Laffan.

Soteco International SRL, headquartered in Genoa (Italy) with a key office in Singapore, is a provider of marine plate heat exchanger parts (plates, gaskets, brazed units) and offers refurbishment and spare units across major brands like Alfa Laval, GEA, and Tranter.

SOTRA ANCHOR & CHAIN / Sotra Marine Produkter AS is a company 100% owned by The SOTRA GROUP. The group was founded in 1980 at Sotra on west coast of Norway. SOTRA ANCHOR & CHAIN has become known as the world`s largest stockist of anchors and chains. The company have today more than 20 000 tonnes brand new and second hand anchors, chain, shackles and accessories for supply within shipping, offshore, aquaculture and shipyards.

Soulite Ship Management has been in the recruitment business for seven years, providing high-quality solutions for employers around the world. During this time, they have developed a strong reputation for delivering exceptional results. Their team of experienced professionals is dedicated to finding the best possible candidates for their clients and ensuring successful placements.

Source & Supply Logistics began as a supplier of logistics/supply chain management. Today, they are recognised as a world-class provider of an additional range of value-added services.

South East Tug Services Ltd. is a family owned, independent tug and marine plant provider specializing in the provision of tug hire internationally. With over forty years in the marine industry, ranging from Dredging to Harbour and Coastal Towage and Pontoon Hire, their experience and expertise ensures an efficient and cost effective solution to marine requirements.

South 32’s purpose is to make a difference by developing natural resources, improving people's lives now and for generations to come. They are trusted by the owners and partners to realise the potential of their resources. The composition of the board is designed to include directors who bring a level of skill and experience that helps deliver value to the shareholders and supports the social licence to operate.

Southern Devall is supported by our two subsidiaries, Devall Fleeting, a fleeting and shifting service provider with several facilities along the Gulf Intracoastal Waterway and the Lower Mississippi River, and Devall Diesel Services, an industrial engine dealership & service center that sells, services, and rebuilds industrial engines and generator sets.

Southern Lube specializes in manufacturing centralized oil lubrication systems and related industrial components. Based in Chennai, they serve sectors like cement, sugar, and power with customizable, high-quality lubrication solutions.

Southern Marine Resources is an Australian manufacturer and service provider of marine solutions. They specialise in harbour works, and their diverse experience covers a broad spectrum of products and services, including aids to navigation, mass warning sirens, structural remediations, and ongoing asset inspection and maintenance.

Southern Maritime Services is a national maritime recruiting agency. SMS takes pride in getting to know our clients and their crewing needs. We place qualified mariners in positions that will be beneficial to both the mariner and their new employer.

Southern Ocean Solutions is a Marine design, construction and service company owned, operated and based out of Australia, with an experienced global team of Designers, Engineers, Surveyors, Project Managers and High-Ranking Mariners, all successfully working within the Maritime industry for decades.

Southern Wind is a boutique sailing yacht shipyard, founded in Cape Town in 1991. Southern Wind can be considered as a “family” whose members are all united by a strong passion for bluewater sailing, inspiring camaraderie and sense of belonging that lasts through generations.

Souto Naval is the boat specialist on the shores of Lake Neuchâtel in Chevroux, Switzerland. They provide Wintering, Sale of boats, Maintenance and Repair, Painting & Others.

Sovcomflot (SCF Group) is the largest shipping company in Russia and a global pioneer in energy shipping with a special focus on operations in challenging climatic and navigational conditions.

Sovereign Global Middle East (SGME) has an outstanding track record of managing maritime operations and services in complex environments.

Southern Waterborne Transport Joint Stock Corporation (SOWATCO) is a state-owned enterprise under the Ministry of Transport with a charter capital of VND 671 billion. With the motto of setting quality and customer satisfaction is their top priorities, SOWATCO always insists its reputation and prestige in both domestic and international markets.

Sølvtrans aims to be a pioneer in the transport of live fish. They have developed, and always been at the forefront of transporting live fish in a closed system. This future-oriented technology minimises the chance of spreading infectious diseases, has a positive effect on fish welfare and provides cost-effective transport and handling of live fish.

At Spares center, based in Rotterdam they are well known suppliers of high quality components for Diesel Engines and related Marine Machinery. With a stock of more than 3000 different parts for Diesel Engines, Compressors, Pumps and Purifiers, they are able to deliver fast and efficient to the vessels of their customers.

SPARK Marine Projects is a multi-disciplinary product design office based in Monaco delivering specialist projects in the superyacht sector that are completed to a high standard and fit for purpose. They help the clients to navigate the production process from initial concept definition and refinement, design and engineering, to manufacturing support and supervision.

Spear Power Systems designs and manufactures advanced lithium-ion energy storage systems for aerospace, defense, industrial, and marine applications.

Speedwave GmbH makes almost everything float: from the restoration of vintage cars to prototypes to the series of sailing and motor boats, they make users and their floating dreams come true.

At Spencer Yachts, ideas can become a reality in a Sport Fishing Yacht unequaled in style, performance, and value. Spencer Yachts has taken the Carolina style and tradition of boat building with a unique look and transformed it into a World Class and high performance Sport Fishing Yacht.

A Norwegian maritime technology pioneer founded in 1938 in Ellingsøy (Ålesund), specializing in the development, production, delivery, and servicing of reliable compressed‑air systems—found on approximately one in five ships operating globally.

Northrop Grumman Sperry Marine provides safe, efficient and reliable Navigation Solutions for the commercial and defence maritime industry. They are a major global provider of navigation solutions, including radars, compass systems, steering systems, speed logs, integrated bridge and control systems.

Founded in 2017, Spinframe Technologies is transforming the automotive industry with AI-driven vehicle assessments resulting in precise analytics and new documentation standards. Spinframe Technologies develops products based on 360⁰ photo technologies for advertising, marketing and operations, including visual damage monitoring of vehicles. The company assists international organizations, including importers, key agents and automotive companies.