Serica Energy plc

("Serica" or the "Company")

Completion of New US$525 million 6-year Borrowing Facility

London, 23 January 2024 - further to its announcement on 18 December 2023, Serica Energy plc (AIM: SQZ) is pleased to announce the completion of its new reserves-based lending ("RBL") facility following satisfaction of the conditions precedent.

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NOTES TO EDITORS

Serica Energy is a British independent oil and gas exploration and production company with a portfolio of UKCS assets.

Serica has a balance of gas and oil production. The Company is responsible for about 5% of the natural gas produced in the UK, a key element in the UK's energy transition.

Serica's producing assets are focused around two main hubs: the Bruce, Keith and Rhum fields in the UK Northern North Sea, which it operates, and a mix of operated and non-operated fields tied back to the Triton FPSO. Serica also has operated interests in the producing Columbus (UK Central North Sea) and Orlando (UK Northern North Sea) fields and a non-operated interest in the producing Erskine field in the UK Central North Sea.

Serica's portfolio of assets includes several organic investment opportunities which are currently being pursued or are under consideration.

Further information on the Company can be found at www.serica-energy.com. The Company's shares are traded on the AIM market of the London Stock Exchange under the ticker SQZ and the Company is a designated foreign issuer on the TSX. To receive Company news releases via email, please subscribe via the Company website.