Rowan Companies plc Confirms Receipt of Exchange Rate Proposal from Ensco plc

Rowan Companies, Inc. Jan 15, 2019

Houston, Jan. 14, 2019 /PRNewswire/ -- Rowan Companies plc ("Rowan" or the "Company") (NYSE: RDC) today confirmed receipt of a proposal from Ensco plc (NYSE: ESV) ("Ensco") to increase the exchange ratio for the previously announced all-stock transaction in which Rowan would combine with Ensco. Under the terms of the proposal, Rowan shareholders would receive 2.60 shares of Ensco for each share of Rowan, which represents an approximately 17.4% increase compared to the 2.215 exchange ratio contemplated under the definitive transaction agreement entered into on October 7, 2018.

In consultation with its financial and legal advisors, the Rowan Board of Directors will carefully review and consider Ensco's proposal to determine the course of action that the Board believes is in the best interest of Rowan and its shareholders. The Rowan Board will respond to Ensco's proposal in due course following its review.

Goldman Sachs & Co. LLC is serving as financial advisor and Kirkland & Ellis LLP is serving as legal advisor to the Company.

Rowan shareholders who have questions or need assistance voting their shares should contact Rowan's proxy solicitor, MacKenzie Partners, Inc., by calling toll-free at (800) 322-2885 (from the U.S. and Canada) or (212) 929-5500 (call collect from other locations) or via email at proxy@mackenziepartners.com.

About Rowan

Rowan is a global provider of contract drilling services with a fleet of 25 mobile offshore drilling units, composed of 21 self-elevating jack-up rigs and four ultra-deepwater drillships. The Company's fleet operates worldwide, including the United States Gulf of Mexico, the United Kingdom and Norwegian sectors of the North Sea, the Middle East, the Mediterranean Sea, and Trinidad. Additionally, the Company is a 50/50 partner in a joint venture with Saudi Aramco, entitled ARO Drilling, that owns a fleet of seven self-elevating jack-up rigs that operate in the Arabian Gulf. The Company's Class A Ordinary Shares are traded on the New York Stock Exchange under the symbol "RDC". For more information on the Company, please visit www.rowan.com.

Contact

Rowan Companies plc

Son Vann

Vice President Corporate Development

713-960-7655

Andrew Siegel / Dan Moore

Joele Frank, Wilkinson Brimmer Katcher

212-355-4449

Source Rowan Companies plc