Notice for Extraordinary General Meeting of Shareholders

Sea1 Offshore Inc (the "Company") advises that an Extraordinary General Meeting of Shareholders will be held on 26 September 2025 to consider a proposal to change listing from Euronext Oslo Børs to Euronext Growth Oslo.

The EGM notice and attachments are enclosed hereto.

For further information, please contact:

Bernt M. Omdal
Chief Executive Officer
Sea1 Offshore Inc.
Phone +47 915 22 299