Serinus Energy PLC — Share Issue/Capital Change 2021

May 10, 2021

10 May 2021

Press Release

Share Subscription

Jersey, Channel Islands, 10 May 2021 -- Serinus Energy plc ("Serinus" or the "Company") (AIM:SENX, WSE:SEN) announces that Rhonda Yaniw, Head of Corporate Administration for Serinus, has subscribed for 100 new ordinary shares in the Company at a price of 3p per share. This will ensure that the forthcoming AGM, to which access is restricted due to the COVID-19 pandemic, will be quorate. Application has been made to the London Stock Exchange for admission of the shares to trading on AIM, which is expected to occur on Thursday 13 May 2021.

About Serinus

Serinus is an international upstream oil and gas exploration and production company that owns and operates projects in Tunisia and Romania.

For further information, please refer to the Serinus website (www.serinusenergy.com) or contact the following:

Serinus Energy plc Jeffrey Auld, Chief Executive Officer Andrew Fairclough, Chief Financial Officer Calvin Brackman, Vice President, External Relations & Strategy	+44 204 541 7859
Arden Partners plc (Nominated Adviser & Joint Broker) Paul Shackleton / Dan Gee-Summons (Corporate Finance) Tim Dainton (Equity Sales)	+44 207 614 5900
Shore Capital Stockbrokers Limited (Joint Broker) Toby Gibbs / John More (Corporate Advisory) Jerry Keen (Corporate Broking)	+44 207 408 4090
Camarco (Financial PR - London) Owen Roberts Phoebe Pugh	+44 203 781 8334
TBT i Wspólnicy (Financial PR - Warsaw) Katarzyna Terej	+48 602 214 353

Forward Looking Statement Disclaimer

This release may contain forward-looking statements made as of the date of this announcement with respect to future activities that either are not or may not be historical facts. Although the Company believes that its expectations reflected in the forwardlooking statements are reasonable as of the date hereof, any potential results suggested by such statements involve risk and uncertainties and no assurance can be given that actual results will be consistent with these forward-looking statements. Various factors that could impair or prevent the Company from completing the expected activities on its projects include that the Company's projects experience technical and mechanical problems, there are changes in product prices, failure to obtain regulatory approvals, the state of the national or international monetary, oil and gas, financial , political and economic markets in the jurisdictions where the Company operates and other risks not anticipated by the Company or disclosed in the Company's published material. Since forward-looking statements address future events and conditions, by their very nature, they involve inherent risks and uncertainties, and actual results may vary materially from those expressed in the forward-looking statement. The Company

undertakes no obligation to revise or update any forward-looking statements in this announcement to reflect events or circumstances after the date of this announcement, unless required by law.

Translation: This news release has been translated into Polish from the English original.