OCEA S.A. is the French front-runner in Aluminium Shipbuilding. They specialise in the design, building, and support of aluminium vessels up to 90 meters, OCEA S.A. has rapidly expanded since its establishment. From the very beginning, OCEA S.A. created an internal design capacity and focused on the management of the maritime territory and operations inside the Exclusive Economic Zone area.

Ocean & General Maritime Agencies Ltd. is an independent Irish liner agency operating since 1979. In 1988, the company became agents in Ireland for the Grimaldi Group. As Europe's largest RoRo/Container shipping line; Grimaldi link Europe to Africa and South America and extensively connect North/South Europe to a huge variety of Levant, North African and Mediterranean ports.

Ocean and General Maritime Agencies Limited is a wholly owned Irish liner agency that also provides customs consultancy, general forwarding and warehousing services to clients in Ireland. Ocean and General Maritime Agencies Limited have been liner agents in Ireland for the Grimaldi Group since 1988, representing their services throughout European, Mediterranean and Atlantic trading areas.

Ocean Hyway Cluster is Norway's network for hydrogen-based solutions for the maritime sector. They work closely with the industry to exploit the commercial opportunities of new hydrogen technology solutions to make Norway a global leading maritime hydrogen player.

Oceandiva London is the first revolutionary CO2-neutral event venue on the River Thames. Spanning across three decks, this unique blank canvas venue provides clients the ability to host sensational events on the river, whether static or sailing, in the heart of the City.

OceanGate Expeditions is dedicated to direct human exploration of the undersea world. Not satisfied with scratching the surface of the ocean near the shoreline, OceanGate Expeditions uses manned submersibles to create expeditions at depths far deeper than can be reached with SCUBA.

Oceania Marine Energy is an Australian privately-owned company intending to establish a bunkering business at the Port of Dampier that would use bunker vessels to supply low-emissions ammonia via ship-to-ship transfer.

OceanSTAR Marine & Offshore Pte. Ltd. is a Engineering Consultation company in Marine & Offshore Industry, providing professional Engineering Design, Analysis, Site Survey and Construction Support Services.

OceanWise specialises in marine environmental monitoring; is the leading provider of marine mapping data worldwide; and are experts in marine data management. They combine an intimate knowledge of marine data and operations with close relationships with instrument manufacturers, software vendors and standards bodies to deliver comprehensive and cost-effective solutions.

Ocyan are a company with sustainable attitude and knowledge to provide solutions for the offshore oil and gas industry in Brazil and abroad.

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.

OFFSHORE is OFFCON. OFFSHORE, the new challenge on the German coast, has been the original core competence of our company since establishing the OFFCON GmbH in 1989. OFFCON stands for OFFshore CONsulting.

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.

Offshore Ship Designers (OSD-IMT) is an integrated design company with solid engineering capacity and a strong presence in the offshore markets. They design tailored vessels, offer various marine consultancy services and provide innovative conversion engineering.

Ofgem is Britain’s independent energy regulator. Their role is to protect consumers now and in the future by working to deliver a greener, fairer energy system. They are a non-ministerial government department and an independent National Regulatory Authority.

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.

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.

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.

OmniThruster Inc. specialises in patented water-jet bow thrusters and maneuvering systems that provide reliable thrust in rough seas and at speed. Their thrusters are widely used by navies and research vessels for shallow-draft and auxiliary propulsion.

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.

One Sea has successfully supported the implementation of autonomous ship technology since 2016. The objective of One Sea is to enable the transition from traditional technologies and operations to more automated and optimised solutions in maritime transport.

Subsea technologies can help deliver the sustainable energy future that the world needs. The subsea solutions are designed to withstand the harsh conditions experienced on the seabed.

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.

Powered by Vision AI, Oosto enables enterprises to better protect their customers, guests and employees by identifying security and safety threats in real-time without compromising on fair and ethical use.

Optical Scientific, Inc. was founded in 1985. They are a research, development, engineering, and manufacturing firm located in the I-270 high technology corridor outside of Washington, DC, USA. They design and build the most advanced optical instruments in the world for measuring air and gas flow, wind, turbulence, liquid and powder tank levels, visibility, and precipitation amount and type.

Oriental Motor manufactures various compact electric motors, linear/rotary actuators, and motion control products for machine builders in many industries, while focusing on total service and education. They offer an extensive product line-up of 50,000+ standard products to meet the widest market demands.

Orion Maritime was established in February 1999 with the aim of providing cost effective services to their valued clients and to be a recognised company in the maritime and offshore industry. Maritime service and consultancy is their core business and they are committed to provide maritime solutions at the highest level of professionalism.