Equinor UK Limited has exercised three of six one-month options available to them to extend the Safe Boreas at the Mariner project in the UK sector of the North Sea to accommodate personnel working on Mariner in the hook up and early production phase through September 2019. Total value of the three one-month options is approximately USD 15 million. Prosafe is a leading owner and operator of semi-submersible accommodation vessels. The company is listed on the Oslo Stock Exchange with ticker code PRS. For more information, please refer to www.prosafe.com

Stavanger, 10 April 2019 Prosafe SE For further information, please contact:

Jesper K. Andresen, CEO Phone: +47 51 65 24 30 / +47 907 65 155

Stig Harry Christiansen, Deputy CEO and CFO Phone: +47 51 64 25 17 / +47 478 07 813

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