Hornbeck Offshore Services, Inc. announced that it has entered into definitive vessel purchase agreements with certain affiliates of Edison Chouest Offshore (the "Sellers") to acquire a total of ten high-spec new generation offshore supply vessels ("OSVs") for an undisclosed amount of cash. Eight of the vessels are U.S.-flagged, Jones Act-qualified, 280 class DP-2 OSVs with capacities of circa 4,750 DWT. The other two vessels are Mexican-flagged 240 class DP-2 OSVs with capacities of circa 3,200 DWT.

Upon completion of regulatory drydockings to be conducted by the Sellers, the Company expects to take serial deliveries of all ten vessels over the next 12 to 15 months, with the first vessel expected to be delivered within the next 90 days.