GTMaritime specialise in providing solutions and services that help ensure vessel compliance and business operability 365 days a year, as well as keeping crew in touch with friends and family whilst at sea. All of this is backed up by a market leading infrastructure and unrivalled 24-hour customer support, every day of the year.

GTS Subsea is a marine data acquisition company, specialising in geosciences.provide specialist, operated survey equipment and additional services for exploration on and under the seabed. We gather survey data and seabed samples for geophysics, geotechnics and geochemistry.

Guangzhou Wenchong Shipyard mainly engages in building container vessels & dredgers, installation and manufacture for ports machinery, metallic structure & parts etc.

Gulf Marine Services (GMS) operates a modern fleet of highly versatile self-propelled lift boats, across international markets. Their vessels provide a stable platform for delivering a wide range of safe and efficient services, primarily in the offshore oil, gas and renewable energy sectors. Their vessels' versatility meets the demand of our clients, to provide cost-effective solutions, while minimising their environmental footprint.

Advanced Composite solutions for the wind energy, aerospace, marine, and many other industries. An impressive portfolio of structural core materials, prepregs, adhesives, wind blade mould tooling, kitting and composite structural engineering services enables Gurit to offer the most complete composite solution on the market.

GWT Marine provides expertise spans from laser alignment to on-site boring, overhauling of machinery, shafting, propulsion and hydraulic systems, fabrication and piping works, and the list goes on… where they’ve assisted other transport and manufacturing industries with their repair & engineering work.

GY Marine Services LLC operates a modern fleet of highly versatile self-propelled lift boats, across international markets. Their vessels provide a stable platform for delivering a wide range of safe and efficient services, primarily in the offshore oil, gas and renewable energy sectors.

H. P. Holmeset AS is a shipping company that operates line fishing with the modern autoline boat - Geir. Line hauling takes place through a moonpool/dragon well where the people work protected from the weather and wind.

Vassallo Associates is a specialist legal, technical and business advisory practice that has been active since 1870. Our diverse team of professionals have extensive experience in litigation, assurance and business advisory services across multiple industry segments

H.O. Bostrom provides seating solutions for vehicles and equipment in industries such as fire (FireFighter™ brand), marine (SeaPost™ brand), construction, transportation, military and other specialty markets. By offering complete design, engineering, fabrication, and assembly of seating systems and components right here in the USA, we offer our customers the advantage of single sourcing all of their seating requirements.

Haf Power Solutions is a joint venture subsidiary of well-established companies from the maritime industry. Within the group, there are experience and references from Automation and Control Systems, Electrical Installations, Engineering packages, Switchboard deliveries, and Consulting - From Repairs, Conversions, and New Builds. ​Haf Power Solutions focuses on electric hybrid systems for ships.

Hafnia is the result of a merger between Hafnia Tankers and BW Tankers. By uniting the strengths, it is setting a powerful new course in the shipping industry that allows it to better meet client’s needs and forge new relationships.

The Hainan Maritime Safety Administration is a government agency which administers all matters related to maritime and shipping safety, including the supervision of maritime traffic safety and security, prevention of pollution from ships, inspection of ships and offshore facilities, navigational safety measures (including Search and Rescue, Aids to Navigation and the GMDSS).

Halliburton collaborate and engineer solutions to maximize asset value for customers. Founded in 1919, Halliburton is one of the world's largest providers of products and services to the energy industry. With more than 45,000 employees, representing 130 nationalities in more than 80 countries, the company helps its customers maximize value throughout the lifecycle of the reservoir, such as locating hydrocarbons and managing geological data, etc.

Hamble Propellers & Engineering Services Manufacture the best Quality propellers and stern gear using the latest design and casting techniques. Hamble Propellers & Engineering Services use only virgin metal stock to ISO & BS1400 Standards. Propeller Shafts are manufactured in a High Quality Marine Grade 316 Stainless Steel.

Hamburger Hafen und Logistik AG (HHLA) with its over 6.300 employees one of Europe’s leading logistics companies. With a tight network of seaport terminals in Hamburg, Odessa, Tallinn and Trieste, high-frequency hinterland connections and well-connected intermodal hubs in Central and Eastern Europe, HHLA represents a logistics and digital hub along the transport flows of the future.

Hamilton Shipping (Holdings) Limited provides a complete range of ship agency services and freight solutions from five hub offices in Belfast, Derry, Dublin, Cork and Shannon.

Hanjin Shipping is a world-class global shipping logistics company, based in Seoul, South Korea. Hanjin Shipping is South Korea's largest carrier that operates some 60 liner and tramper services transporting over 100 million tons of cargo annually all over the world. Its fleet consists of some 200 containerships, bulk carriers, and LNG carriers.

Hans Marine is the service provider in Marine Engineering Works specialides in piping, electrical & mechanical activities in the offshore & plant construction.

Hansson PyroTech is a company located in Sweden that produces, market and sell world class pyrotehnic distress signals for the commercial and leisure marine industry. All products are sold under the brand IKAROS.

Hanwha Ocean will be at the forefront of building a green energy value chain, combining their existing strengths as a pioneer in energy production facilities and transportation, with Hanwha’s expertise in energy and materials, such as hydrogen, wind power, LNG, and ammonia.

Hapo International Barges B.V. was founded in 1987 by Mr. Henk Poot together with several partners and is situated in the harbour of Rotterdam. The headoffice is located in Rotterdam and with maritime real estate in Rotterdam, Ridderkerk and 's-Gravendeel Hapo is complete. Hapo is specialised in providing pontons, crane barges, heavy machinery and other special equipment for salvaging shipwrecks, off- or onshore operations involving heavy lift.

Selling Marine Supplies and Accessories Since 1985 Harbour Chandler is a locally owned and operated business that has had its doors open to the public since 1985. What has made us so successful over the years is our well-stocked shelves, our fair prices and our efforts to find whatever it is that our customers are looking for.

Harbour Clean offers a range of innovative solutions for the provision of shallow water services in all marine environments. tilising a unique fleet of vessels - including amphibious Truxor-type craft, survey vessels, landing craft and utility barges - Harbour Clean ensures total environmental control and management in areas normally considered to be inaccessible to conventional craft.

Harbour Shipping Corporation has been operations in the Republic of Panama with the objective of providing a wide range of multimodal and logistics services to shipping companies and port terminals operating in Panama, from inspection, repair and maintenance of reefer containers to the provision of services to ships that pass through the Panama Canal.

Harold Hayles Limited, .the boat yard situated in the harbour, offers full facilities for all marine services, with all the traditional skills available from our own employees. Run for over 70 years as family businesses on the site of the Sandhouse, we offer the personal friendly welcome of a traditional boat yard.

Harris Interactive is a full-service, digital consultative custom market research agency that combines sector expertise with award-winning research design. We work internationally out of offices in the UK, France, and Germany.

The Hartman Marine Group consists of maritime service and construction companies headquartered in the Netherlands. The group was founded in 2003, but its roots can be traced back to 1775. Hartman grew up as the seventh generation of skipper-owners in the family. Like no other, he therefor knows the ins and outs of the nautical trade.

Harwich has attracted trade from across the world. With its deep natural estuary it continues to contribute to the UK’s economic growth. Harwich also ensure the safety of everyone using the harbour. Harwich Pilotage, Vessel Traffic Services and supporting marine services work to keep the Haven flowing night and day.

Harwood Marine places great importance on providing a safe workplace for both employees and visitors to their site. Their many years of success in the industry can be attributed to both the level of quality of design and product they produce, and the total-service solution and experience they provide to the customers.