Saint Lawrence Seaway Development Corporation (SLSDC)

The Saint Lawrence Seaway Development Corporation (SLSDC) is a U.S. government agency under the Department of Transportation. Its primary role is to oversee and maintain the U.S. portion of the St. Lawrence Seaway, a vital waterway that enables ships to travel between the Great Lakes and the Atlantic Ocean. The SLSDC ensures that the navigation system is safe and efficient for commercial shipping, which supports trade and the economy. The organization also coordinates with the Canadian authorities to facilitate cross-border shipping and environmental stewardship along the waterway.