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Great Lakes St. Lawrence Seaway Development Corporation (GLS): A Guide for New Government Contractors

Understanding the GLS

What is the GLS?

The Great Lakes St. Lawrence Seaway Development Corporation (GLS) is a government-owned corporation under the U.S. Department of Transportation (DOT) that oversees and operates the U.S. portion of the St. Lawrence Seaway, a critical waterway connecting the Great Lakes to the Atlantic Ocean. The GLS ensures safe, efficient, and environmentally responsible maritime transportation for international and domestic trade.

Key Areas of Focus:

The GLS plays a crucial role in maintaining U.S. maritime competitiveness, facilitating cargo movement, and improving the sustainability of the Great Lakes shipping industry.


Mission and Goals

The GLS’s mission is:
“To facilitate the safe and efficient movement of maritime commerce through the U.S. portion of the St. Lawrence Seaway while advancing economic growth and environmental responsibility.”

The GLS focuses on:


GLS Organizational Structure

The GLS operates through various offices and divisions, including:

The GLS works with U.S. and Canadian maritime authorities, shipping companies, port operators, and environmental agencies to enhance waterway operations.


Advancing Your Career as a Contractor with the GLS

Helpful Tips for IT Professionals, Engineers, and Marine Consultants:


Helpful Links:

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