Transworld Group of Companies was established in 1977 by its Founder Chairman Mr. R. Sivaswamy, as a shipping company in Mumbai, India. The group built an infrastructure with a commitment for providing the highest level of services to its valued customers, setting the best standards and deploying the latest information technology as an integral part of the strategy for growth of the organisation.

Trident marine electrical has been formed by Lee Sidaway and Terry Ralph, electrical engineers that have excellent reputations within the industry for being passionate, hard working and with a wealth of experience. Trident marine electrical are able to carry out contracts worldwide, from labour hire to full turnkey solutions, trident can fulfill any electrical requirements.

Trinity House delivers reliable, efficient and cost-effective aids to navigation service for the benefit and safety of all mariners. The vessels are available for short-term contracts and one-off jobs to provide efficient and cost-effective marine support for a wide range of services including Aid to Navigation provision, deployment, maintenance and examination, or as a research platform for deployment of scientific equipment and sampling.

Tritec Marine provides a comprehensive range of individually structured engineering, consultancy, and project support services to the marine and offshore industry

TruWeather Solutions provide new mobility technology and software solutions that will change the way individuals move, and how goods and services are delivered. Their Software-as-a-Service (SaaS) platform is agile, scalable, reliable and secure.

Tsuneishi Group has contributed not only to developing the world economy but also to sustaining the local community by providing services and products in five business fields, shipbuilding, shipping, environmental, energy, and services.

Tsuneishi Shipbuilding Co., Ltd. conducts business from three bases: the TSUNEISHI Factory (Fukuyama City, Hiroshima Prefecture, Japan); TSUNEISHI HEAVY INDUSTRIES (CEBU), Inc. (Cebu Island, the Philippines); TSUNEISHI GROUP (ZHOUSHAN) SHIPBUILDING, Inc. (Zhoushan City, China). They are builders of wooden ships over a century ago and have aggressively expanded abroad, driven by their unwavering and challenging spirit for shipbuilding.

Tymor Marine is a maritime technology & naval architecture consultancy with offices in Aberdeen, Glasgow and Lafayette.

U.S. Maritime Administration (MARAD) support the technical aspects of America's maritime transportation infrastructure, such as ships and shipping, port and vessel operations, national security, environment, and safety. They promote the use of waterborne transportation, and ensure that its infrastructure integrates seamlessly with other methods of transportation. MARAD also maintains a fleet of cargo ships in reserve to provide surge sea-lifts.

Ugland Offshore AS is a family-owned shipping and offshore enterprise operating worldwide. Customer focus, flexibility, reliability, safety, high quality and the protection of the environment are governing elements for all of their operations. From their headquarters in Grimstad, a historic shipping town in southern Norway, the family-owned company provide worldwide services.

The UK Major Ports Group is the trade association for the UK's largest and most ambitious port operators.

The Marine Energy Council (MEC) represents technology and project developers, consultants, test-centres and sites, academics, associations, manufacturers, and small and medium sized enterprises.

UK Ports are a leading trade organisation supporting UK Ports , Marine, Shipping , Training, Transport, Research and Technology including Renewables & Sustainability.

UK Power Networks Services help ports across the UK address the challenges of resilience, cost efficiency and decarbonisation. Their collaboration is designed to deliver end-to-end solutions including consultancy, design, solutions and products, financing, build and install, test and commission, operate and maintain.

The UK Ship Register is part of the Maritime & Coastguard Agency (MCA) with headquarters based in Southampton, UK. They are an executive agency of the UK Government's Department for Transport. They value long term relationships and aim to continue providing client focused maritime administration and related services from vessel registration to official logbooks and more.

The Harbour Masters’ Association of the United Kingdom, The Channel Islands and the Isle of Man (UKHMA) was formed in May 1993 at an inaugural meeting held at the University of Wales in Cardiff. The organization is a unique professional body consisting of harbour masters, port marine operations officers, harbour managers, commercial bodies that serve the port sector, and other appropriate personnel and organizations.

UKi Media & Events is an award-winning global pioneer in the delivery of specialised exhibitions, conferences, magazines, and websites for the automotive, aviation, logistics, marine, and meteorological industries. Its highly focused events and publications inspire, connect, and inform businesses, engineers, scientists, and professionals around the world.

Ulstein Verft is a family-owned company comprising several marine enterprises within ship design & solutions, shipbuilding and shipping. Ulstein’s vision is to create tomorrow’s solutions for sustainable marine operations. The company was founded in 1917, and is headquartered in Ulsteinvik, Norway.

Ultrabeam is a multi-award-winning company specialising in high-definition marine survey and asset inspection. The company was established in Spring 2018 by Andy McLeay and Gabriel Walton, who share over 45 years of combined experience in coastal and offshore surveys.

Ultramag Inspection Services Ltd is a market leading, ISO 9001 and UKAS Accredited, independent Inspection Body providing inspection and testing services to a broad range of industries. Their main industries are Construction, Marine, Aerospace, Defence, Nuclear, Pressure Systems, Oil & Gas, Power Generation & Renewables. along with N.D.T. Training and Consultancy.

UMAS is a sector focussed, commercial advisory service that draws upon the world-pioneering research of the UCL Shipping Team combined with the advisory and management system expertise of MATRANS. Largest university-based consultancy on energy and environment matters related to shipping with over 50 years of collective experience on this subject.

United Nations Office on Drugs and Crime (UNODC) is a pioneer in the fight against illicit drugs and international crime. Established in 1997 through a merger between the United Nations Drug Control Programme and the Centre for International Crime Prevention, UNODC operates in all regions of the world through an extensive network of field offices.

Unibarge was founded in 2006 with the ambition to take inland tanker shipping to a higher level. From day one, the offer to the market has been based on quality, reliability, efficiency, and flexibility. Expert captains and crews are calling cards on the water 24/7. This is supported by a dynamic office team.

Union Maritime Ltd is at the forefront of the maritime industry, offering customers cutting-edge transportation and logistics solutions. They constantly push the boundaries of what is possible, leveraging the latest technologies and industry best practices to deliver unparalleled efficiency and reliability.

United Arab Shipping Company (UASC) is a global shipping company based in the Middle East. Founded in 1976, UASC has more than 185 offices around the world. The company is the largest container shipping line in the Middle East Asia region and adjacent markets, covering over 275 ports and destinations worldwide. UASC offers containerized cargo transportation, temperature controlled (reefer) and out of guage cargo, among other value added services.

United Marine delivered so many new buildings, repairing and conversion projects in the ship industry. The company has been representative of well-known brands since 2006. The product portfolio has been getting bigger year by year.

The United Nations Convention on the Law of the Sea (UNCLOS) is an international treaty which was adopted and signed in 1982. It replaced the four Geneva Conventions of April, 1958, which respectively concerned the territorial sea and the contiguous zone, the continental shelf, the high seas, fishing and conservation of living resources on the high seas.

Unitrove provides innovative energy solutions to industry, enabling clients around the world to make the transition towards alternative sources of energy that are cleaner, greener, and cheaper.

The main business of Uyeno Transtech is the tanker transport of petroleum and chemical products. They provide safe and highly efficient transport through advanced quality control and by always operating the types of ships that match today’s needs. Protecting the natural environment through accident-free operation is one of the social missions of the Uyeno Group and one of the most important factors in earning the trust of the customers.