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421 companies

Cooper Marine & Timberlands Corporation

Mobile,, AL, United StatesUpdated Jul 2004

The Cooper Group is one of America’s oldest and largest stevedoring and maritime firms with operations on all three U.S. coasts and internationally, offering services including stevedoring, logistics, tugboats, barges, terminal operations, forestry, and shipyard fabrication.

Cooper T. Smith (Corporate Office)

Mobile,, AL, United StatesUpdated Jul 2006

The Cooper Group is one of America’s oldest and largest stevedoring and maritime firms, offering services including stevedoring, logistics, tugboats, towboats, barges, terminal operations, forestry, shipyard/fabrication, and restaurants with operations on all three U.S. coasts and internationally.

Cory Towage Ltd

United KingdomUpdated Feb 2001

Cory Towage Ltd provides comprehensive towage and marine services in the United Kingdom, specializing in harbor and coastal towage operations.

Costal Towing

Houston, TX, United StatesUpdated May 2026

Coastal Towing provides professional tugboat and towing services in Houston, supporting maritime operations with experienced crews and reliable vessels.

Crosby Tugs LLC.

Golden Meadow, LA, United StatesUpdated Mar 2001

Crosby Tugs LLC is a leading marine transportation company providing dependable marine towing, vessel assistance, escort, firefighting, and environmental response services with a fleet of over 130 tugboats and more than 850 employees.

Crosby Tugs, LLC

Galliano, LA, United States

Crosby Tugs, LLC is a leading marine transportation company based in Galliano, Louisiana, providing tugboat services including vessel assistance, escort, towing, firefighting, and environmental response with a fleet of over 130 tugs and more than 850 employees.

Cross Services

Houma, LA, United StatesUpdated May 2026

Cross Services, Inc manufactures, repairs and supports parts requirements for all types of Ship Deck Equipment

DANN MARINE TOWING

Chesapeake City, MD, United StatesUpdated Sep 2017

Dann Marine Towing, LC is a fifth generation family owned tugboat company managing a fleet of 22 ocean, coastal, and inland tugboats along the US East Coast, Gulf of Mexico, Caribbean, South America, and Great Lakes, offering towing and barge charter services.

DSB Offshore Ltd.

London,, United KingdomUpdated Apr 2006
Broker

DSB Offshore Ltd. is a specialist shipbroker based in London, offering sale, purchase, and chartering services for vessels including tugs, jack-ups, barges, dredgers, and workboats worldwide.

Damen Shipyards Galati

Galati, RomaniaUpdated Jun 2002
Broker

Damen Shipyards Galati is part of the Damen Shipyards Group, specializing in shipbuilding and offering a wide range of vessels including tugs, workboats, ferries, dredging, offshore support, and more, along with lifecycle support and maritime services.

Damen Shipyards Hardinxveld

Hardinxveld-Giessendam, NetherlandsUpdated Apr 2016
Broker

Damen Shipyards Hardinxveld is part of Damen Shipyards Group, specializing in shipbuilding and offering a wide range of vessels including tugs, workboats, ferries, dredging vessels, and offshore support vessels, along with lifecycle support and maritime services.

David Boone

Oaklyn, NJ, United StatesUpdated Nov 2003

David Boone provides tugboat painting services based in Oaklyn, NJ, United States.

DeJong & Lebet Inc. - Naval Architects/Marine Eng

Location not listedUpdated Nov 1998

DeJong & Lebet, Inc. is a full service naval architectural firm based in Jacksonville, Florida, specializing in the design and conversion of all types of vessels, primarily under 400 feet, including passenger vessels, tugboats, and workboats.

Delta Marine

Lerwick,, Scotland, United KingdomUpdated Jul 2006

Delta Marine of Shetland, tug and multi-purpose workboats available for charter (UK coast and the North Sea/English Channel coasts of Europe)." NAME="Description

Devall Towing

United States

Devall Towing is a United States-based maritime company specializing in towing services.

Dokai Marine Systems Ltd

Kitakyushu, Fukuoka Pref., JapanUpdated Jun 2003

Dokai Marine Systems Ltd provides harbor tug operations, offshore marine services including oceanographic surveys, offshore wind support, salvage, submarine cable support, towing, and crew supply services based in Kitakyushu, Japan.

Dolphin Marine International, LLC

Golden Meadow,, LA, United StatesUpdated May 2016

Dolphin Marine International, LLC operates ocean tugboats. Its boats perform a range of operations, such as rig moving, anchor handling, pipeline construction, and salvage operation services for companies involved in the maritime and energy industries.

Dominion Diving Ltd

Dartmouth,, NS, CanadaUpdated Jan 2003

Dominion Diving Ltd is a 100% Indigenous owned marine services company based in Dartmouth, Nova Scotia, providing commercial diving, ROV operations, tugboat services, and integrated marine solutions since 1969.

Donjon Marine Co.,Inc.

Hillside, New Jersey, United StatesUpdated Jul 2011

Donjon Marine Co., Inc. provides a broad spectrum of marine services, including dredging, marine salvage, heavy lift transport, tug/barge transportation, demolition, pollution control and remediation, shipbuilding and repair, as well as land-based metals recycling, demolition and landfill remediation/site management. Based in New York and New Jersey, Donjon and its affiliates maintain offices, assets and personnel throughout the Northeast, with operations spanning the globe.

Dredge Brokers LLC

St. Francisville,, Louisiana, United StatesUpdated May 2026
Broker

Dredge Brokers LLC is a brokerage firm specializing in buying and selling new and used dredgers, dredging equipment, barges, workboats, tugs, pumps, offshore support vessels, and related marine construction equipment.

Dubai Drydocks

Dubai, United Arab EmiratesUpdated Apr 2004

The largest ship repair yard in the Middle East. Three large graving docks, each capable of taking a ULCC. A 15000 Tonne-lift floating dock, built in-house. New building of small vessels including tugs, dredgers, crew-boats, pontoons. Conversions & major upgrades, FSO's, FPSO's, Length changes, cargo handling systems. Approx. 40% of world VLCC's use Dubai Drydocks