Borr Drilling Limited (BDRILL) – Approval of prospectus

Hamilton, Bermuda, 25 May 2018

Reference is made to Borr Drilling Limited’s (the “Company”) stock exchange notice dated 23 March 2018 relating to the completed USD 250 million equity offering (the “Equity Offering”).

The Financial Supervisory Authority of Norway has approved a prospectus dated 25 May 2018 (the “Prospectus”) which has been prepared in connection with the listing of 7,640,327 new shares (the “New Shares”) related to the Equity Offering. The New Shares will be issued on or about 30 May 2018 and will subsequently be listed as soon as practically possible on Oslo Stock Exchange under the ticker “BDRILL”.

The Prospectus will, subject to regulatory restrictions in certain jurisdictions, be available at the following website: http://www.borrdrilling.com/investor-relations/. Hard copies of the Prospectus may be obtained free of charge at the offices of Borr Drilling Management AS at Klingenberggata 4, N-0161 Oslo, Norway.

ABG Sundal Collier ASA, Clarksons Platou Securities AS, Danske Bank, DNB Markets, a part of DNB Bank ASA, Fearnley Securities AS, Pareto Securities AS and Skandinaviska Enskilda Banken AB (publ.) Oslo branch acted as Joint Lead Managers and Bookrunners for the Equity Offering.

Additional information about the Company can be found at www.borrdrilling.com.

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