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21 companies

Algoma Tankers Limited (Executive Office)

St. Catharines,, Ontario, CanadaUpdated Mar 2007

Algoma Central Marine operates a modern fleet of 23 dry-bulk cargo vessels primarily within the Great Lakes and St. Lawrence Seaway, specializing in self-unloading and bulk cargo transportation.

Bancan Maritime Management, Inc.

St. Bruno (Montreal), Quebec, CanadaUpdated Jan 2002

ECCanada expert in loading, and expediting of cargo vessels, particularly forest products and project cargoes; Safe-Guarding Owners/Charterers interests; ice navigation; casualty investigation; independent opinions to legal profession, and P & I clubs; member of AMAC. Service available world-wide.

Canada Steamship Lines Inc

ChinaUpdated Jun 2000

Canada Steamship Lines Inc is a Canadian shipping company specializing in the transportation of bulk cargoes on the Great Lakes and St. Lawrence Seaway.

Canfornav, Inc.

Montreal,, Quebec, CanadaUpdated Mar 2007
Freight/RFQ

Canfornav, Inc. is a leading international dry bulk carrier specializing in handy size vessels, operating primarily in the Atlantic market linking the Great Lakes and St. Lawrence to global ports, with a focus on reliable and sustainable maritime services.

Corporation of Lower St. Lawrence Pilots

Quebec City, Quebec, CanadaUpdated Dec 2003

The Corporation of Lower St. Lawrence Pilots provides trained river pilotage services to ensure safe navigation and environmental protection along the St. Lawrence River.

Duluth Seaway Port Authority

Duluth,, MN, United StatesUpdated Oct 2003

The Duluth Seaway Port Authority operates the Port of Duluth-Superior, North America's farthest-inland freshwater seaport, serving as a major multimodal shipping hub on the Great Lakes-St. Lawrence Seaway.

Federal Marine Terminals Inc (Corporate HQ)

Charlotte,, NC, United StatesUpdated Aug 2003

Federal Marine Terminals has been handling bulk, specialized, and general cargoes including steel, frozen foods, forest products, and containers along the Great Lakes, St. Lawrence River, East and Gulf coasts since 1960.

Great Lakes Pilotage Authority

Cornwall,, ON, CanadaUpdated Oct 2004

As a result of recommendations made by a Royal Commission on Pilotage in Canada, the Pilotage Act was assented to by Her Majesty and the Governor-in-Council and proclaimed in force February 1, 1972. The Pilotage Act created four pilotage regions with specific authorities, thereby replacing a large number of local pilotage districts. The four Pilotage Authorities - Atlantic, Laurentian, Great Lakes and Pacific - are Crown corporations, responsible to Parliament through the Minister of Transport. The Great Lakes Pilotage Authority, Ltd. was established in February 1972 pursuant to the Pilotage Act, incorporated as a limited company in May 1972, and was continued under the Canada Business Corporations Act. Until October 1st, 1998, it operated under the name of Great Lakes Pilotage Authority, Ltd. Pursuant to the Marine Act, which received Royal Assent on June 11 1998, the name of the Authority was changed to Great Lakes Pilotage Authority and the Authority is deemed to have been established under subsection 3(1) of the Pilotage Act. The Authority is a Crown corporation listed in Schedule III, Part I of the Financial Administration Act. On October 1st, 1998, the Authority ceased to be a subsidiary of the St. Lawrence Seaway Authority and has initiated a process to surrender its charter under the Canada Business Corporations Act.

Holmes Maritime Inc.

Halifax,, Nova Scotia,, CanadaUpdated Feb 2008
Port AgentFreight/RFQ

Holmes Maritime Inc. is a Canadian port agency headquartered in Halifax, Nova Scotia, providing comprehensive port agency, husbandry, cruise ship agency, logistics, and freight forwarding services across Eastern Canada, the St. Lawrence Seaway, Great Lakes, and Western Canada.

McKeil Marine Limited

Hamilton, Ontario, CanadaUpdated Oct 2003

McKeil Marine Limited is a leading Canadian marine service provider specializing in marine transportation, towing, ship docking, icebreaking, salvage, chartering, and marine construction across the Great Lakes, St. Lawrence Seaway, East Coast, and Canadian Arctic.

Ogdensburg Bridge & Port Authority

Ogdensburg, NY, United StatesUpdated Mar 2008

The Ogdensburg Bridge and Port Authority Is a self-supporting public benefit corporation dedicated to broadening its industrial base, expanding job opportunities, and improving the quality of life for the people of northern New York. The OBPA is commited to economic development and selling the city of Ogdensburg to the world. The Port of Ogdensburg is Foreign Trade Zone qualified. The Port Authority web site has helpful information about the northern New York region, transportaion in the area, economic development, port facilities, and real estate on the St. Lawrence river. Visit our web site for information on why your business should consider locating an office in Ogdensburg. Information on rail transportation, Ogdensburg International Airport, land transportaion, and the Port of Ogdensburg, located on the St. Lawrence River is provided on the site.

Port of Prescott

Ottawa, ON, CanadaUpdated Jun 2004

Port of Prescott is a Canadian port facility located in Ottawa, providing maritime services and cargo handling on the St. Lawrence River.

Quebec Port Authority

Quebec, Quebec, Canada, CanadaUpdated Dec 2006

With 15 metres of water at low tide, the Port of Québec is the deepwater connection between North America's Industrial and agricultural heartland and the rest of the world.

Rivière-du-Loup / St-Siméon Ferry

Rivière-du-Loup, Qc, CanadaUpdated Jan 2004

Rivière-du-Loup / St-Siméon Ferry operates a ferry service connecting Rivière-du-Loup and St-Siméon in Canada, facilitating passenger and vehicle transport across the St. Lawrence River.

St. Lawrence Cruise Lines Inc.

Kingston,, ON, CanadaUpdated Feb 2004

St. Lawrence Cruise Lines operates calm-water cruises on the St. Lawrence River, offering scenic riverboat journeys with included shore tours and excursions between Kingston, Montreal, and other historic Canadian river destinations.

The St. Lawrence Seaway Management Corporation (Head Office)

Cornwall,, Ontario, CanadaUpdated Feb 2007

The St. Lawrence Seaway Management Corporation oversees the Hwy H2O marine highway, a 3,700-kilometer waterway connecting the Great Lakes and St. Lawrence River, facilitating environmentally responsible maritime commerce between Canada and the United States.

Traverse Riviere-du-Loup St-Siméon Ferry

Rivière-du-Loup, (Qc.), United StatesUpdated Feb 2004

Traverse Rivière-du-Loup Saint-Siméon Ferry operates a ferry service linking Rivière-du-Loup and Saint-Siméon across the St. Lawrence River, with a capacity of 400 passengers and 100 vehicles.

USS Great Lakes Fleet Inc.

Duluth, MN, United StatesUpdated May 2026

Great Lakes Fleet, Inc. is a U.S.-flag maritime transportation company headquartered in Duluth, Minnesota, operating a fleet of eight self-unloading bulk carriers on the Great Lakes and St. Lawrence Seaway.

Uncle Sam Boat Tours Inc.

Alexandria Bay, NY, United StatesUpdated May 2026

Uncle Sam Boat Tours has operated guided sightseeing cruises in the 1000 Islands region of the St. Lawrence River from Alexandria Bay, NY since 1926, offering narrated tours including the Two-Nation Tour with optional stops at Boldt Castle.