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7,786 companies

U.S. Environmental Protection Agency EPA

Washington, DC, United StatesUpdated Aug 2006

The U.S. Environmental Protection Agency (EPA) is a federal agency responsible for protecting human health and the environment, including regulation of vessel discharges and environmental impacts related to maritime activities.

U.S. Maritime Institute

Deerfield Beach,, FL, United StatesUpdated Feb 2008
Training

U.S. Maritime Institute provides professional maritime training, flag-state inspections, and business improvement services with internationally recognized expertise and ISO 9001 certified quality management.

U.S. Maritime Services Inc.

Meraux,, LA, United StatesUpdated Jul 2002

U.S. Maritime Services Inc. is a licensed and insured Louisiana corporation specializing in environmental services for vessels at anchorage in the lower Mississippi River and the Gulf of Mexico.

UCO group of Companies

BahrainUpdated May 2026
Port AgentBrokerBunker Supplier

UCO Group of Companies is a Bahrain-based maritime service provider specializing in port agency, ship brokerage, and bunker supply services.

UIT Energy

Location not listedUpdated Dec 2002
Bunker Supplier

UIT Energy provides comprehensive marine fuel supply and logistics services to the maritime industry.

UK Alasund Shipbrokers Limited

Plymouth,, United KingdomUpdated Mar 2006
Broker

Alasund Shipbrokers Limited provides professional maritime and vessel brokerage services based in Plymouth, United Kingdom.

UK Office – ESS (EMEA) Limited

First Floor,33/34 Rathbone Place, London,, United KingdomUpdated Jan 2011

ESS owns and operates the ESS-Databridge™ eDocs Exchange, enabling instant delivery of legally effective original electronic trade and shipping documents, including certificates, receipts, and documents of title.

UKRFerry Shipping Company

Odessa, UkraineUpdated Apr 2003

Marine rail and car ferry transportations between Ukraine, Georgia, Turkey and Bulgaria, cruises, operation and shipmanagement of ro-ro vessels, forwarding services, software development

UMC International Plc

Eastleigh, Hants, United KingdomUpdated May 2026

UMC International Plc is a maritime services company based in Eastleigh, Hampshire, United Kingdom, providing underwater marine services and diving support.

UMDE Shipping

Istanbul,, TurkeyUpdated Oct 2004

UMDE Shipping is a company based in Istanbul, Turkey. The website is currently for sale and does not provide active shipping or maritime services information.

UNINAVE

SpainUpdated May 2002

Spanish repair and conversion shipyards offer a combined capacity of 8,946 M of berths and 4,824 M of docks, able to accommodate vessels up to 400,000 DWT, 385.25 M long and 66.65 wide

UNISCO FANGCHENG PORT

fangcheng, GuangXi, ChinaUpdated Mar 2004
Port Agent

UNISCO Fangcheng Port is a maritime company based in Fangcheng, China, providing port services and logistics support.

UNITED SHIP CHANDLERS LTD

Trinidad and TobagoUpdated Jul 2003
Port Agent

United Ship Chandlers Ltd is a port agent company based in Trinidad and Tobago providing ship chandling and related maritime services.

UNIVERSAL MARITIME

Baltimore, MD, United StatesUpdated Jan 2003

Universal Maritime Service was an operator of the Dunkirk Marine Terminal in the Port of Baltimore, a facility with extensive storage for containers and automobiles.

UPS Supply Chain Solutions

Windsor,, CT, United StatesUpdated Aug 2003
Freight/RFQ

UPS Supply Chain Solutions provides comprehensive logistics, freight forwarding, and supply chain management services globally, supporting maritime and other transportation sectors.

URS Belgie N.V.

Antwerpen, BelgiumUpdated Sep 2004

Boluda Towage Europe, part of the Boluda Towage division, is a global leader in maritime services providing tailored port, offshore, and ocean towage services with a focus on operational efficiency and sustainability.

US Coast Guard (Baltimore, MD)

Baltimore,, Maryland, United StatesUpdated Jun 2005

The United States Coast Guard is a military, multimission, maritime service and one of the nation's five Armed Services. Its mission is to protect the public, the environment, and U.S. economic interests in the nation's ports and waterways, along the coast, on international waters, or in any maritime region as required to support national security.

US Navy

United StatesUpdated May 2026
Training

The United States Navy is the naval warfare service branch of the U.S. Armed Forces, responsible for naval operations and maritime defense.

USA SHIP

Pittsburgh, PA, United StatesUpdated May 2002

USA Ship is an organization focused on revitalizing American commercial shipbuilding and maritime power, advocating for U.S. shipbuilding funding and addressing challenges posed by global competition.