CSS Limited is a specialist offshore maritime recruitment and placement company, offering both short term contracts and permanent positions with client companies on a global basis. CSS Limited provides highly qualified permanent and contract personnel to the worldwide offshore industry.

CT Marine is the world's most experienced firm in the field of large ocean barge design, model testing, and river and ocean barge hydrodynamics. CT Marine's experience dates back some 35 years and covers a huge range of testing and design efforts in both river and ocean barges and towboats.

Cummins Cederberg team of engineers and marine scientists provides unique comprehensive experience ranging from initial field investigations such as bathymetric surveying, tide/current/wave measurements, underwater structural inspections, environmental assessments, and soil borings to detailed analyses utilising complex computer models and the engineering design and permitting of coastal dredge and fill projects, marine structures, seawalls.

D'Aprix Marine Services is located at Gold Coast City Marina & Shipyard in Coomera, Australia. They provide sales for marine industry leading products and state-of-the-art service, from sale all the way to installation. They offer complete ongoing reliable support and service with customised maritime safety solutions.

Dash Three Marine Service Sdn. Bhd. is a company that specialises in providing services and solutions for the Marine and Engineering related industries. Their company is set-up to provide the best affordable services for all small, medium and large industries.

Data Hidrolik A.S., based out of Istanbul, Turkey, is specialised in design and production of steering systems, windlasses, capstans, winches, towing hooks and pins. Their continual investment in research, design and unwavering commitment to quality has earned them a good reputation in steering systems and deck machinery systems for all kind of marine vessels.

Davie is more than just Canada’s largest shipbuilder; it is more than just a shipbuilder. Davie provides a wide range of products and services to several different industries where it leverages its high-capacity fabrication capabilities for complex, engineered solutions. With pioneering excellence spanning two centuries, Davie is an integral part of Canada’s rich maritime heritage and its bright future.

Davis also offers a line of marine and boating accessories enjoyed by sailors, power boaters and anglers around the world.

DCS POWER PTE LTD incorporated with Metalock Qingdao, founded in Singapore in 2017. In the year of 2019, DCS POWER PTE LTD become service partner with CSSC marine Service (CMS China) for WinGD and Man engines' service repairs.

Deepsea Technologies engineers and manufactures a wide range of products and equipment used in subsea oil & gas field development projects. Their quality system is ISO 9001:2015 certified. Their customers include major and independent oil & gas companies, tree & wellhead manufacturers, drilling companies, installation companies, and other service contractors.

With strategically located facilities either within or close to major ports, Denholm UK Logistics provides highly efficient port centric 3PL solutions for the receiving, handling, storing, picking, packing and distributing of goods around the United Kingdom (UK).

Department for Energy Security and Net Zero (DESNZ) is focused on the energy portfolio from the former Department for Business, Energy and Industrial Strategy (BEIS), in the United Kingdom (UK) government.

The Department of Homeland Security has a vital mission: to secure the nation from the many threats we face. This requires the hard work of more than 260,000 employees in jobs that range from aviation and border security to emergency response, from cybersecurity analyst to chemical facility inspector. Its duties are wide-ranging, and their goal is clear - keeping America safe.

Devall Diesel offers reliable diesel sales and service, prioritizing customer satisfaction and workmanship. A pioneer in diesel engine sales and generator rentals with a team of dedicated OEM-certified service and parts technicians to keep the operations running around the clock.

DHI has published its Sustainability Impact Report 2021, affirming the commitment to increase transparency in contributing to sustainable development. The report details new initiatives including DHI’s sustainability framework and ambition, and introduces how DHI works with sustainability both internally and externally. New satellite solution supports marine conservation planning.

Diamond Offshore traces its beginnings to the earliest days of the offshore drilling industry. After decades of innovation and multiple company and rig acquisitions, Diamond Offshore provides contract drilling services to the energy industry around the globe and is a pioneer in deepwater drilling.

Digital Twin Marine provides 3D Modeling and Virtual Tours of ships and yachts. Their Digital Twin models can be used for: Insurance, Marketing, Project Management, and Inspections.

DiSalvo Marine provides quality equipment and supplies for the Inland Marine, Offshore, Oilfield, and Shipbuilding industries. DiSalvo Marine has loyal relationships with their customers that took years of honesty and hard work to build.

Diversified Marine Inc has been serving workboat customers on the west coast for 35 years. Since 2000, DMI has been largely dedicated to newbuild tugboat projects. DMI's newbuild customers have been incredible and have provided opportunities to build amazing vessels.

Diving Status is a global major company in one-stop-shop maritime solutions. Spanning industries from commercial shipping and superyachts to offshore oil and gas, marine constructions, and beyond, they’re a trusted partner for all things maritime.

DLS Marine is a worldwide marine surveying firm that has served the industry for over 50 years with offices in New Orleans, Houston, Tampa and Norfolk. Their technical staff comprises of the largest concentration of NAMS-CMS surveyors and ASA-certified marine appraisers in the industry.

DN5 Group is a Subsea Specialist in Air and Saturation Diving, NDT, ROV, Vessel Chartering, and Indian Military Support. Ship Building & Repair.

Doen Waterjets are renowned designers and manufacturers of waterjet propulsion systems, focused on offering best-of-class waterjet products that excel in the harsh operating conditions of the commercial and military marine markets. Nearly 50 years of ongoing R&D and a solid track record of developing innovative waterjet propulsion solutions puts it in a unique position to partner with designers, boat builders and operators.

At DOER Marine, their mission is to be a pioneer in the exploration of the world’s underwater realms. They aim to provide working access to the ocean through responsible and sustainable design, manufacture, and deployment of cutting edge submersibles and related technologies.

Dominion Energy's vision is to become the most sustainable energy company in the country. About 7 million customers in 13 states energise their homes and businesses with electricity or natural gas from Dominion Energy, headquartered in Richmond, Virginia, USA. We are committed to sustainable, reliable, affordable and safe energy and to achieving net zero carbon dioxide and methane emissions from power generation and gas infrastructure operations

Donjon Shipbuilding & Repair utilizes years of experience and knowledge to meet the needs of an ever-expanding industry to provide shipbuilding, dry-docking and related services. Headquartered in Erie, Pennsylvania, Donjon Shipbuilding & Repair offers affordable, quality service that meets the highest maritime industry standards, and its commitment to the customer is unmatched.

Donovan Marine, Inc. is a marine supply wholesale business based in New Orleans, Louisiana.

Donut Safety Systems has over 35 years' of expertise in the supply, development, and manufacture of personal escape equipment for applications within the marine, gas, petroleum, renewable and construction industries, both onshore and offshore, with tens of thousands of units sold and in service globally. Donut is the industry standard for personal descent devices and has many advantages over conventional fixed means of escape.

Dorian LPG is a liquefied petroleum gas shipping company and a leading owner and operator of modern VLGCs. Its mission is to arrange safe, reliable, clean and trouble-free transportation and to set the standard in LPG maritime transportation by recruiting highly trained personnel on and off shore and by remaining at the forefront of technical innovation.

Founded by Denis Francis Doyle in 1886 in Cork, DSG has transformed from a small stevedoring operation to an organisation that wants to improve the opportunities, businesses and lives of those connected to it. Having established themselves on the quays in Cork, where they still operate to this day, DSG has remained true to that core by focusing on building their business in areas which they have the experience and skill to better serve customers.