Responsible for the construction, operation, and maintenance of the part of the St. Lawrence Seaway between Montreal and Lake Erie that falls within the territorial limits of the United States, the mission of the GLS is fulfilled at its policy headquarters in Washington, D.C. and its operational headquarters in Massena, N.Y.

Biographies for GLS Executive Team members are available below:

Policy Headquarters - Washington, D.C.

• Administrator - Vacant
• Deputy Administrator - Anthony Fisher
• Executive Officer - Sylvonica Madlock
• Senior Advisor - Kevin O'Malley
• Environmental Protection Specialist - Scott Blackburn
• Staff Assistant - Mary Hollomon

Office of the Chief Counsel

• Chief Counsel - Vacant

Office of Congressional and Public Relations

• Director - Jennifer Wilk

Office of Trade and Economic Development

• Director - Peter Hirthe

Operational Headquarters - Massena, N.Y.

• Associate Administrator - Jeffrey Scharf
• Manager of Equal Employment Opportunity, Labor Relations and Employee Development - Brian Ewalt
• Visitor Center and Community Relations Manager - Amy Stark

Office of Human Resources

• Officer - Tammy Finnegan

Office of Finance and Administration

• Director - Carrie Rogers

Office of Engineering and Maintenance

• Director - Anthony Curley

Office of Lock Operations and Marine Services

• Director - Paul Braden

Great Lakes Regional Office

Office of Trade and Economic Development

• International Trade Specialist - Jazmine Jurkiewicz
• International Trade Specialist - Danielle Pierson