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1 October 2026
Centrica plc
Completion of Cygnus, Greater Markham Area and Southern North Sea interests sale
Centrica plc is pleased to announce that Spirit Energy has completed the sale1 of its remaining 15% interest in the Cygnus gas field, and all other producing assets in the Greater Markham Area and Southern North Sea, to Serica Energy plc for final consideration of £33 million and the transfer of £44 million of decommissioning liabilities.
With completion of the transaction, the Morecambe Hub is now Spirit Energy's principal producing asset, with total retained reserves of 9 mmboe2. Spirit Energy's primary focus will remain on maximising value from Morecambe whilst progressing the Morecambe Net Zero carbon storage project, alongside safely and efficiently decommissioning its facilities and wells with minimum environmental impact.
Enquiries:
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Investors and Analysts: |
email: [email protected] |
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Media: |
email: [email protected] |
tel: +44 (0)1784 843000 |
Notes:
1. Transaction initially announced 16th December 2025.
2. As at 31 December 2025.
Centrica plc is listed on the London Stock Exchange (CNA)
Registered Office: Millstream, Maidenhead Road, Windsor, Berkshire SL4 5GD
Registered in England & Wales number: 3033654
Legal Entity Identifier number: E26EDV109X6EEPBKVH76
ISIN number: GB00B033F229
On 01 October 2026, Centrica plc announced that Spirit Energy completed the sale of its remaining 15% interest in the Cygnus gas field and other producing assets in the Greater Markham Area and Southern North Sea. Serica Energy plc was the buyer, with a final consideration of £33 million and the transfer of £44 million in decommissioning liabilities.
| Date | 1 Oct 2026 |
| Time | 07:00:03 |
| Category | Disposals |
| ID | 1628X |