Devall Enterprises—which includes Devall Towing and Devall Diesel Services—provides towing, fleeting, barge cleaning and diesel repair services. Devall has been conducting operations at the West Calcasieu Port since the 1960s.

Orion Marine Group, Inc., is a leading heavy civil marine contractor. Orion provides a broad range of turnkey marine construction and specialty services on, over and under the water along the Gulf Coast, the Atlantic Seaboard and the Caribbean Basin. Services include marine transportation facility construction, dredging, repair and maintenance, bridge building, marine pipeline construction, as well as salvage, demolition, diving, surveying, towing, underwater inspection, excavation and repair. The company is headquartered in Houston, Texas, and has more than 75 years of successful operations.

Tubal-Cain Marine Services is a marine fabrication, drydock and gas freeing facility that offers a wide range of services, from routine Coast Guard inspections to major repair and conversion. Tubal-Cain is dedicated to providing quality services to its customers, delivered in a safe and environmentally responsible manner.