Darcey Matthews Joins McDermott as Vice President, Investor Relations

McDermott International, Inc. (NYSE: MDR) (“McDermott”) announced today that Darcey Matthews has joined McDermott as Vice President, Investor Relations, effective 2 February 2015. Matthews is based in Houston.

Darcey Matthews joins McDermott as Vice President, Investor Relations

“Matthews’ fast-paced, global and client-service focused career, combined with her diverse background in trading, sales, business development, the New York Stock Exchange, and the energy business provide her with a strong foundation on which to develop positive relationships with the investor and analyst communities,” said Stuart Spence, Executive Vice President and Chief Financial Officer.

Matthews joins McDermott from her most recent position as Director of Investor Relations and Corporate Communications at Houston-based Endeavour International Corporation. Prior to Endeavour, Darcey spent ten years at the New York Stock Exchange, as Senior Managing Director of Client Service and Business Development, where she covered domestic and international companies and markets. During this time, Matthews worked extensively with executives at more than 250 public companies on investor relation initiatives related to capital markets, trading, media, crisis communication and SEC compliance. For part of her tenure she was based in Paris.

Darcey graduated with her Bachelor of Science in International Business and Finance, from New York University. Since 2014, Matthews has been president of the Houston Investor Relations Chapter, and served on its Board from 2010. She is also a member of Financial Executive International and National Investor Relations Institute.

ABOUT McDERMOTT

McDermott is a leading provider of integrated engineering, procurement, construction and installation (EPCI) services for upstream field developments worldwide. The Company delivers fixed and floating production facilities, pipelines and subsea systems from concept to commissioning for complex Offshore and Subsea oil and gas projects to help oil companies safely produce and transport hydrocarbons. Our clients include national and major energy companies. Operating in more than 20 countries across the world, our locally focused and globally integrated resources include approximately 14,000 employees, a diversified fleet of specialty marine construction vessels, fabrication facilities and engineering offices. We are renowned for our extensive knowledge and experience, technological advancements, performance records, superior safety and commitment to deliver. McDermott has served the energy industry since 1923 and is listed on the New York Stock Exchange. As used in this press release, McDermott includes McDermott International, Inc. and its subsidiaries and affiliates.

To learn more, please visit our website at www.mcdermott.com.

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McDermott International, Inc.Investors & Financial MediaDarcey Matthews, [e-mail], General & Local MediaLouise Denly, [e-mail]