Green Tug Towing (GTT) is a Louisiana-based joint venture between Saltchuk Marine and Harbor Docking & Towing (HDT), formed to deliver modern towage, escort, and terminal support services across the United States.

Headquartered in Lake Charles, Louisiana, GTT was created to support the next generation of LNG terminal operations.

Built on the shared values of safety, integrity, and operational excellence, GTT brings together two experienced maritime organizations with deep roots in U.S. coastal and Gulf operations. The joint venture is purpose-built to meet the growing demands of energy infrastructure with a focus on reliability, performance, and environmental responsibility.

GTT provides a full range of terminal support services, including:

• LNG carrier berthing and unberthing

• Escort and standby services

• Harbor ship-assist operations

• Emergency response support