SDRL - Establishes new joint venture with Sonangol, Angola

Hamilton, Bermuda, February 6, 2019 - Seadrill Limited ("Seadrill") announces today that it has entered into a 50:50 joint venture with Empresa de Serviços e Sondagens de Angola Ltda, an affiliate of Sonangol E.P. ("Sonangol"). The new joint venture, Sonadrill, will operate four drillships, focusing on opportunities in Angolan waters.

Each of the joint venture parties will bareboat two drillships into Sonadrill. The Seadrill drillships will be from our existing owned or managed fleet. The Sonangol drillships, Libongos and Quenguela, both 7^th generation high spec ultra deepwater drillships, are currently under construction at DSME shipyard in Korea and expected to be delivered in the first half of 2019. Seadrill will manage the delivery and mobilization to Angolan waters under a separate Commissioning and Mobilization Agreement with Sonangol.

Seadrill will manage and operate the four drillships on behalf of Sonadrill which will have an initial term of 5 years.

Anton Dibowitz, CEO, commented: "We are excited to have been selected by Sonangol to manage their newbuild drillships and to partner with them in pursuing opportunities in this important deepwater basin. Sonadrill will give us the opportunity to gain incremental access to a market that is expected to show significant growth over the next years, further strengthen our relationship with key customers and provides an attractive opportunity to continue expanding our fleet of premium ultra-deepwater rigs."

FORWARD LOOKING STATEMENTS

This news release includes forward looking statements. Such statements are generally not historical in nature, and specifically include statements about the Company's plans, strategies, business prospects, changes and trends in its business, the markets in which it operates and its restructuring efforts. These statements are made based upon management's current plans, expectations, assumptions and beliefs concerning future events impacting the Company and therefore involve a number of risks, uncertainties and assumptions that could cause actual results to differ materially from those expressed or implied in the forward-looking statements, which speak only as of the date of this news release. Consequently, no forward-looking statement can be guaranteed. When considering these forward-looking statements, you should keep in mind the risks described from time to time in the Company's filings with the Securities and Exchange Commission, including its Annual Report on Form 20-F (File No. 001-34667). The Company undertakes no obligation to update any forward looking statements to reflect events or circumstances after the date on which such statement is made or to reflect the occurrence of unanticipated events. New factors emerge from time to time, and it is not possible for the Company to predict all of these factors. Further, the Company cannot assess the impact of each such factor on its business or the extent to which any factor, or combination of factors, may cause actual results to be materially different from those contained in any forward looking statement.

This information is subject of the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.