Started as Edison Chouest Boat Rentals in 1960, the Edison Chouest Offshore (ECO) family of companies is a marine transportation operation.

Based in Galliano, Louisiana

Galliano, Louisiana

Galliano is a census-designated place on the Bayou Lafourche in Lafourche Parish, Louisiana, in the United States. As of the 2000 census, the CDP population was 7,356...

, ECO owns and operates a growing fleet of new generation offshore service vessels which support a vast majority of the U.S. Gulf deepwater

Deepwater

Deepwater or Deep Water may refer to ocean water in the abyssal zone, hadal zone, or other deep ocean zones. Other meanings include:- Locations :* In the United States:** Deepwater, Missouri, a small town located in west-central Missouri...

 market, as well as a large independently-owned fleet of research vessel

Research vessel

A research vessel is a ship designed and equipped to carry out research at sea. Research vessels carry out a number of roles. Some of these roles can be combined into a single vessel, others require a dedicated vessel...

s. ECO's high-tech, high-capacity offshore vessels range from 87 feet to 348 feet.