Great Lakes Dredge & Dock Corporation (GLDD) is the provider of dredging services in the United States specialising in projects that help improve and protect the nation’s infrastructure and coastlines. GLDD is the only U.S. dredging contractor with a long history of performing significant international projects.

GLDD is North America’s dredging industry leader, the largest provider of marine dredging, and the only U.S. company with substantial overseas operations. GLDD owns and operates a diverse dredging fleet comprised of numerous specialized maritime vessels, and operates marine yards in five locations nationwide.

The Great Lakes Group is a full-service marine transportation organisation made up of a 'group' of diversified marine-related companies operating on the Great Lakes. The companies provide transportation, logistics, new construction, fabrication, repair, and line-handling services across the Great Lakes.

Green Marine & Industrial Equipment Company is consistently recognized with today’s Best Standards in equipment and parts in the Marine, Offshore & Shipbuilding Industries in the U. S. Gulf Coast Region. Since 1961, they have represented the highest quality manufacturers in the world and their scope of commitment to Quality and Reliability extend far beyond the sale, bringing value to every product they sell.

Greenbrier Marine is a manufacturer of ocean-going barges. Their deep-water site in Portland, Oregon uses the latest engineering best practices, materials and state-of-the-art fabrication technologies to deliver the highest quality vessels.

Gregg Drilling, LLC. (Gregg) offers a wide range of services for environmental, geotechnical and marine site investigation and remediation. Gregg has been widely recognised as a leader and innovator in drilling, sampling, and subsurface investigation, providing clients in industry and government with the highest quality services.

GS Caltex is a globally renowned energy company, with headquarters based in South Korea, who persistently strives to become a leader in the global energy industry. Powered by the state-of-the-art technology and the success of core businesses, including petroleum, petrochemical, base oil and lubricants, GS Caltex currently exports more than 70% of products to 63 countries.

At GS Marine, all of the products they sell are certified products. They provide services in all ports and shipyards within Turkey and globally. Their main areas of activity include technical materials, ship supply, spare parts, spare parts maintenance and installation, provisions, publications, electrical materials, daily living products, etc. They are both supplier and manufacturer. They can supply by air, sea and land.

GTD Solution Inc. is dedicated to leading the digital transformation of the transport and logistics industry. They offer international growth opportunities across their global portfolio. Their supply chain platform is poised to lead the digital transformation of global shipping.

GTT is a pioneering engineering company in containment systems for the shipping and storage in cryogenic conditions of LNG (liquefied natural gas), GTT offers engineering, consultancy, training, maintenance support, and technical design services. Approved by pioneering classification societies, its technologies are underpinned by a substantial return of experience over many decades.

Gulf Marine Contractors delivers time-efficient and cost-effective solutions for our clients worldwide. They are a one-stop support solution for companies that own or operate floating assets, supporting them from the tendering stage through project execution.

The Hadley Shipping Group Ltd operates as one of the few remaining family-controlled British shipping companies. The Company has navigated through often volatile and unpredictable markets with a legacy of prudent and responsible investment to prove credible growth and continued expansion.

Hamworthy Pumps is a market-leading manufacturer of in-line pumps for the marine and offshore industries. They operate within the areas of engine room pumps, pump room systems, fire water pump packages, scrubber pumps, as well as sales and after-sales services.

Hansen Protection AS is a Norwegian high-tech company with a broad range of markets. Their main business is based on the design and manufacture of products using coated and uncoated fabrics. Their main area of ​​activity is the manufacture and supply of immersion suits for the offshore and maritime sectors. They produced their first immersion suits in 1976, in connection with the start of oil activities in the North Sea.

Hanshin Electronics Co., Ltd. has successfully been providing marine inter Communication equipment and technical services to large number of world's famous customers since its foundation in 1988.

HAV Shipping AS is a Norwegian limited holding company focusing on Short Sea shipping. HAV Ship Management NoRus AS is established to deliver ship/crew management and support services to the HAV Group and its business partners. HAV Ship Management NorRus' main focus is the sea–river segment. These vessels require efficient and well-organised maintenance due to North Sea voyage conditions, frequent port calls and diversity of bulk/project cargoes.

Hawthorne Cat is the authorised dealer for Cat construction and power equipment in San Diego, Hawaii, Guam, Saipan and American Samoa. Hawthorne sells, rents, provides parts and service, training and emission solutions to various industries including general building construction, landscaping, marine, paving and power generation.

Heinen & Hopman Engineering was founded in 1965 as a family business by Melis Heinen and Cees Hopman. Heinen & Hopman Engineering provide world-class quality and service in air conditioning, ventilation, central heating, refrigeration and mechanical ventilation, and have supplied over 10,000 vessels worldwide. Whatever the environment in which the vessels we supply will be sailing, our knowledge and expertise ensures the most suitable indoor.

Hellenic Marine LLC, is a full-service ship & offshore repair company based out of Houston, Texas. Their experienced staff of licensed marine engineers, electricians, hydraulic engineers, certified welders, and fitters, has a long-standing history of providing the highest quality service to customers worldwide.

Hellenika LLC. is a Black Sea company specializing in dry docking services, ship repair, and maintenance. With 25 years of experience, they offer onboard ship repair services worldwide, handled by skilled teams of mechanics, welders, electricians, and more. Their comprehensive services include mechanical repairs, steelwork, welding, piping, electrical work, cleaning, painting, and ballast water treatment system installation.

HEC provides marine consulting and software development services to shipowners, operators, charterers, shipyards, and government agencies. The primary area of expertise is in the conceptual, preliminary, and contract design of commercial vessels. HEC has extensive experience in new buildings and conversions of containerships, break-bulk carriers, ro-ro’s, and tankers.

Hewes Marine Company has been manufacturing aluminum fishing boats in Colville, Washington since 1948. Their expertise and reputation in the aluminum boat market have been proven year after year, and generation after generation.

Founded in 1982, HGH Infrared Systems designs, develops, assembles, and sells optronic systems for industrial, civil, defense, and security applications. In 30 years of existence, HGH has established itself as an international reference in terms of innovation in infrared technology, through the development of multiple advanced sensors.

Hi-Sea Marine is located in the largest industrial city – Chongqing, China. They are the earliest professional manufacturer and exporter of marine equipment and offshore Equipment in China since 1996.

High Tech Marine provide advanced marine security solutions so users can rest easy knowing the boat is protected. They install customised security systems, including HD cameras, alarms, and GPS technology, all accessible from their smartphone or computer.

Highridge Consulting Services started in 2011 by Mr. Trey Gregory. Highridge specializes in a variety of corrosion services including some of the following, Corrosion Technicians, ECDA Programs, DCVG, ACVG, Close-Interval Surveying, Inspection for Cathodic Protection Projects, Inspection for Reconditioning/ Anomaly Digs, AC mitigation, Interference testing, and Cathodic Protection Installation.

Honda Heavy Industries Co., Ltd. offer technical solutions for building of oceangoing and domestic vessels and ships. The company has a proud history in shipbuilding and provide a total service for clients, relating to ships and shipping.

Hornblower Group, is a pioneer in world-class experiences and transportation. Their footprint spans 111 countries and territories, and 125 U.S. cities, with offerings including water-based experiences, land-based experiences, overnight cruise experiences, and ferry and transportation services, and marine consulting & services.

Hornblower Marine is centrally located in Bridgeport, Connecticut with direct deep water access to Long Island Sound. The yard features a 90’ wide, 290’ long, 80’ high fully enclosed production shed large enough to accommodate multiple vessels simultaneously in a climate-controlled environment. The shipyard’s largest Travelift can haul vessels up to 700 tons with a maximum beam of 58 feet.

Houston pilots have maneuvered vessels safely and efficiently to and from docks via the narrow and congested Houston Ship Channel. They are a team of expert ship handlers commissioned by the State of Texas, supported by administrative and operational professionals to protect Houston's waterway, including its people, ports, and industry.