J. Ray Awarded Offshore Contract in Trinidad

McDermott International, Inc. (NYSE: MDR) (“McDermott”) announced today that its subsidiary, J. Ray McDermott, S.A. (“J. Ray”), has been awarded a contract by BHP Billiton (Trinidad-2C) Limited for the Angostura Gas Export Platform project located 22 miles offshore the northeast coast of Trinidad.

Under the terms of the agreement, J. Ray will fabricate a 4,000-ton integrated topside platform; an 800-ton, four-legged jacket; and 1,000 tons of piles. The construction of these structures will take place at J. Ray’s Morgan City, Louisiana fabrication facility.

“The award of the fabrication work for BHP is excellent news for our Morgan City fabrication facility,” said Bob Deason, President and Chief Executive Officer of J. Ray. “This project marks the third time in the recent past that Morgan City has performed the fabrication for facilities destined for Trinidad. Our customers depend on the quality and the schedule assurance that J. Ray delivers.”

At peak, J. Ray will have almost 200 people in Morgan City working on the project. Work is expected to be completed in second quarter 2010.

The Greater Angostura Development is located in block 2C offshore Trinidad and Tobago. BHP Billiton (Trinidad-2C) Limited operates several production platforms in the area in water depths ranging from 85 to 190 feet.

McDermott is an engineering and construction company, with specialty manufacturing and service capabilities, focused on energy infrastructure. McDermott’s customers are predominantly utilities and other power generators, major and national oil companies, and the United States Government. With its global operations, McDermott operates in over 20 countries with more than 25,000 employees, and can be found on the internet at www.mcdermott.com.

In accordance with the Safe Harbor provisions of the Private Securities Litigation Reform Act of 1995, McDermott International, Inc. cautions that statements in this press release which are forward-looking and provide other than historical information involve risks and uncertainties that may impact McDermott’s actual results of operations. The forward-looking statements in this press release include, among other things, the expected scope, fabrication plans and timing associated with BHP Billiton (Trinidad-2C) Limited’s Angostura project. Although McDermott’s management believes that the expectations reflected in those forward-looking statements are reasonable, McDermott can give no assurance that those expectations will prove to have been correct. Those statements are made based on various underlying assumptions and are subject to numerous uncertainties and risks, including without limitation, changes in project design or schedules, contract cancellations, change orders and other modifications, and difficulties executing on the project. If one or more of these risks materialize, or if underlying assumptions prove incorrect, actual results may vary materially from those expected. For a more complete discussion of these and other risk factors, please see McDermott’s annual report on Form 10-K for the year ended December 31, 2007, and subsequent quarterly reports on Form 10-Q, filed with the Securities and Exchange Commission.