(Oslo, 21 March 2023) Dolphin Drilling AS (Dolphin Drilling, OSE: DDRIL) today announces that the Blackford Dolphin has commenced its 12-month drilling contract with General Hydrocarbons Limited (GHL) in Nigeria.

After the completion of its recertification for a new five-year period in Las Palmas, Spain, the Blackford Dolphin was towed to Port Harcourt in Nigeria in February 2023. The rig has now commenced its 12-month drilling contract with GHL in Nigeria, in line with previously stated expectations.

For further information, please contact:

Ingolf Gillesdal, Corporate Finance and Investor Relations, tel: +47 920 45 320