Odessa Marine works closely with the sales engineers at Naiad Dynamics to ensure all equipment offered will work best for the vessel. Also offered through their sister company Optiyacht Stabiliser Solutions (Formerely Seairland Marine Installations) is a complete installation service, as well as after-sales service of the equipment.

Relying on their solid base, excellent organization, highly-qualified personnel and rich experience, they have established as one of the leading shiprepair yards in the Black Sea and Eastern Mediterranean area. Odessos Shiprepair Yard S.A. is the largest and best equipped Bulgarian shipyard for docking of vessels up to 90 000 DWT and afloat repairs up to 150 000 DWT.

Odfjell Drilling’s commitment to sustainability is based on high ethical standards, integrity, respect for people, and care for the environment.

Odyssea Marine has been providing offshore marine vessels & specialized services to meet the needs of major oil & gas companies as well as independent producers. Over the years they have earned a reputation for superior service, safe operations, a full range of services, and one of the most diverse fleets of vessels in the industry.

Officine Meccaniche Torino (OMT) has served engine builders with dependable, high-precision fuel injection equipment since the early days of large diesel engine development. In the intervening years, OMT has established long-term customer relationships as a reliable partner of engine builders serving the global markets for marine propulsion, power generation and rail traction.

Offshore Ruijtenberg is a medium-sized yard with a lot of experience, little overhead, and well-qualified staff. Over the years the yard has built almost 200 new vessels and has seen all types of repairs and work completed. The yard can count several renowned companies among its customers.

The Oil and Gas Climate Initiative is a CEO-led initiative that aims to accelerate the industry response to climate change. OGCI member companies explicitly support the Paris Agreement and its aims. OGCI member companies explicitly support the Paris Agreement and its goals. As leaders in the industry, accounting for over 30% of global operated oil and gas, they aim to leverage their collective strength to achieve net zero emissions emissions.

Oilmar DMCC was established in Nov 2015 with the aim to provide specialized chartering and tanker operations. Over the years, Oilmar has expanded into trading and various projects in the energy sector. Oilmar provides services in more than 50 countries across the globe.

Ok Tedi Mining Ltd (OTML) operates the Ok Tedi Mine, the longest running open-pit copper, gold and silver mine in Papua New Guinea. OTML is a 100 percent Papua New Guinea (PNG) owned entity with 67 percent direct shareholding by the Independent State of PNG and the people of Western Province holding a 33 percent interest.

Okapi gathers companies dedicated to delivering superior performance throughout the energy value chain in West Africa. Its expertise in oil trading, supply chain management, and strategic advisory services combined with the on-ground knowledge of customers' needs and strategic partnerships with energy merchants is key to success in delivering energy solutions in Africa.

Okeanus Science & Technology, LLC, is a rental, sales and services company, with in-house equipment manufacturing and engineering capabilities for the oceanographic and subsea professional.

OLDENDORFF CARRIERS combines its history as a German shipowner with the network of one of the dry bulk operators. It currently controls some 750 chartered and owned vessels of 67 mio tdw, and we carry around 330 mio tons of raw materials and semi-finished products across the seven seas each year.

OLDENDORFF CARRIERS continues to deliver positive financial results and excellent operational performance. Having a strong financial position and low leverage – with long debt maturities and fixed interest rates – puts us on a sound financial footing.

Olympic Shipping takes pride in the great team of senior-level experts and highly promising young professionals they have assembled to guarantee a management structure that combines experience with passion and a commitment to continuous improvement.

Olympic Subsea ASA operates one of the world’s most modern and flexible fleets within subsea and renewable energy. Olympic plans to increase its presence in subsea and renewable in years to come, and the company is committed to remain in these sectors also when the oil and gas market improves.

Oma Baatbyggeri is a pioneer in the use of aluminum as a building material. Having gained more than half a century of experience with the use of aluminum, the company emerges today as a leader in the development, design and construction of lightweight, high-speed aluminum catamarans.

Oma Baatbyggeri AS is into shipbuilding services and is based out of Norway.

Oman Shipping Company SAOC (OSC) grew out of the Omani government’s vision to develop a national fleet catering to the maritime transportation requirements of the country’s rapidly growing hydrocarbon, petrochemical, mining, and metallurgical industries. OSC's fleet has evolved to include Very Large Crude Carriers (VLCCs), Product Tankers, Chemical Tankers, LPG Carriers Very Large Ore Carriers (VLOCs), Bulk Carriers, and much more.

On The Water Marine Services specialises in providing expert mobile boat repair services to keep the vessel in top condition. From routine maintenance to major repairs, their team has the knowledge and skills to handle any job. They use only the best materials and parts, and take pride in their attention to detail and commitment to quality.

Onda Srl constant updating in the field of expert services is focused on innovative management of mass claims, such as the possibility of specific compensation or remote assessment through smart applications.

With the Head Office located in the city of Kobe in Hyogo Prefecture and their manufacturing bases in the city of Onomichi in eastern Hiroshima Prefecture, they are exploiting the full technology and knowledge gained over those long years of the history as they aim for the world’s highest production yield per unit area of plant site.

Ontario Shipyards is a wholly Canadian-owned company operating three of the largest ship construction and repair facilities in Canada. Founded in 1987, Ontario Shipyards has grown into the largest Canadian ship repair and construction company on the Great Lakes. They are trusted partner of the Canadian Coast Guard and the Canadian-flagged commercial fleet.

Onursan was founded in 1983, as the first ship fire fighting service company in Istanbul, Turkey. After several years company established a liferaft service station and started lifeboat and calibration services.

Orbital Marine Power (Orbital) is a visionary, Scotland-based, renewable energy company focused on the development and global application of its pioneering floating turbine technology. Orbital’s innovative, approach de-risks the commercial extraction of low carbon energy from fast-flowing currents by offering low manufacturing and installation costs as well as the ability to carry out inexpensive, quick servicing on all major turbine components.

Orca AI advances the maritime industry by providing intelligent navigation solutions, preventing collisions and saving lives. They ensure safety in waterways and deep waters by staying committed in the vision to reduce human-caused errors through intelligent automated vessels.

ORCA MARINE was founded in 2007 by a group of marine professionals to serve the Customers in marine industry and shipping providing maritime marketing services of the highest standards and representation of the Shipyards Worldwide within the geographical territory of Lithuania, Latvia, Estonia, Poland, Russia and Ukraine.

Öregrundsvarvet is one of Sweden's largest shipyards. Shipyard operations have been carried out here since the turn of the last century and the shipyard is under constant development to meet the needs of the market. They offer services for recreational and commercial shipping and can handle vessels up to 45 meters in length.

Orwell Offshore was established in the belief that remarkable results will be delivered through teamwork, dedication and commitment. Their passion for tackling big challenges, dedication and teamwork could make us part of the solution.

Oshima Shipbuilding Co. Ltd is into shipbuilding services and is based out of Nagasaki, Japan.

OSM Thome is the result of a joint merger of two industry giants OSM Maritime and Thome Group in 2023. As the provider of technical and digital asset management services to the offshore and maritime industry, they work closely with their customers and partners to ensure their success 24/7.