Great lakes Chemical Corp.
Great Lakes Chemical Corp. is a trusted provider of clean agent fire suppression systems, specializing in fire protection solutions.
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106 companies
H. Hansen Industries
H. Hansen Industries is a Toledo, Ohio-based manufacturer specializing in marine hardware, mooring equipment, and dock fittings for commercial shipping and Great Lakes maritime operations.
Hannah Marine Corporation
Hannah Marine Corporation operates the largest U.S.-flag liquid bulk fleet on the Great Lakes, specializing in tugs and barges.
Holmes Maritime Inc.
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.
INLAND SEAS MARITIME MUSEUM
The Inland Seas Maritime Museum in Vermilion, Ohio, showcases the history and impact of Great Lakes shipping, featuring artifacts including those from the Edmund Fitzgerald shipwreck.
International Longshoremen's Assoc., AFL-CIO
The International Longshoremen’s Association is the largest union of maritime workers in North America, representing over 85,000 longshoremen across the Atlantic and Gulf Coasts, Great Lakes, major U.S. rivers, Puerto Rico, Eastern Canada, and the Bahamas.
International Organization of Masters, Mates & Pilots (MM&P)
United States maritime labor union representing seagoing U.S.-citizen Licensed Deck Officers and other U.S.-citizen shipboard marine personnel.
Lake Erie Center
The University of Toledo Lake Erie Center is a research and educational facility focused on environmental conditions and aquatic resources in Maumee Bay and western Lake Erie, serving as a model for Great Lakes and aquatic ecosystems worldwide.
Lake Huron Yachts Ltd
Lake Huron Yachts Ltd operates a marina in Sarnia, Ontario, Canada, offering yacht slips, racing activities, and transient booking services on Lake Huron.
Lake Superior Maritime Visitor Center
Lake Superior Marine Museum Association operates the Lake Superior Maritime Visitor Center in Duluth, MN, preserving maritime history and providing educational programs, exhibits, and live web cameras of Duluth Harbor.
Lighthouse Shipping Limited
Lighthouse Shipping Limited is a Canadian dry bulk shipping brokerage firm specializing in international and Great Lakes shipping of dry bulk commodities with over 35 years of experience.
Marine Museum of the Great Lakes
Museum dedicated to preserving and showcasing maritime history of the Great Lakes region.
McKeil Marine Limited
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.
Mops Marine License Insurance
Since 1935, MOPS has safeguarded the licenses, livelihoods and reputations of thousands of licensed deck and engineering officers, state and federal pilots and certified tankermen serving aboard every type of commercial vessel on the oceans, harbors, Great Lakes and U.S. inland waters.
Mount Royal/Walsh Inc
Mount Royal/Walsh Inc. is the leading and largest topside privately owned Ship Repair facility for the Marine Industry in Eastern Canada. The company holds 30 years of excellence and accomplishments.
Mountfort Terminal Ltd.
The Erie Western PA Port Authority manages industrial, commercial, and recreational port facilities at the Port of Erie, providing connections for domestic and international goods handling on Lake Erie.
National Sea Grant College Program
The National Sea Grant College Program is a national network supporting coastal, marine, and Great Lakes communities through research, extension, and education, administered by NOAA with its national office in Silver Spring, Maryland.
Nicholson & Hall Corp.
Nicholson & Hall Corporation, founded in 1922 in Buffalo, New York, originally serviced boilers onboard Great Lakes steamships and has a history tied to maritime boiler and welding services.
Nicholson Terminal & Dock Co.
Nicholson Terminal & Dock Company, founded in 1928, operates general freight transportation and stevedoring services with terminals in Detroit and Ecorse, Michigan, including Foreign Trade Zones and ship repair facilities.
Northeast-Midwest Institute
The Northeast-Midwest Institute is a policy organization focused on the restoration and revitalization of the Great Lakes region, addressing issues such as water quality, waterborne trade, invasive species prevention, and urban revitalization.
Oglebay Norton
We own strategically located, proven, long-life reserves of high-quality industrial minerals. Great Lakes Minerals The largest and highest-quality limestone producer on the Great Lakes, with quarries, processing plants, docking facilities and the largest fleet of self-unloading U.S.- Flag vessels on the Lakes. Global Stone Operates limestone quarries and lime and limestone processing facilities serving customers located primarily in the Mid-Atlantic and southeastern United States. Performance Minerals Mines and processes specialized industrial minerals, primarily high-purity silica sands and muscovite mica, with facilities in the southwestern United States, Ohio and North Carolina.
Oglebay Norton Marine Services
Oglebay Norton Marine Services is a shipping company operating the largest fleet by vessel count on the Great Lakes, transporting bulk commodities with 12 vessels ranging from 618 to 1,000 feet in length.
Pascol Engineering
Pascol Engineering is a Thunder Bay, Ontario fabrication and engineering firm—successor to PORTSHIP at the Lakehead—that transitioned from shipbuilding and ship repair to manufacturing heavy equipment for the pulp and paper, forestry, mining, and railway industries.
Port Authority of Buffalo
The Port of Buffalo is a major U.S. port on the Great Lakes, offering extensive bulk cargo storage and seamless intermodal shipping solutions including marine, rail, and land transport.
Port of Cleveland
The Port of Cleveland is a major Great Lakes port driving economic growth, global connectivity, and sustainability through efficient cargo operations, innovative financing, and eco-friendly initiatives.