Premier Oil plc Stock London S.E.

Harbour Energy plc is a United Kingdom-based independent oil and gas company. The Company's principal activities are the acquisition, exploration, development and production of oil and gas reserves in the United Kingdom and Norwegian Continental Shelves, Indonesia, Vietnam, and Mexico. Its North Sea portfolio comprises a mixture of producing assets, development, and pre-development projects, as well as near-field exploration opportunities. Its International portfolio includes assets in Indonesia and Vietnam and interests in Mexico. The Company's UK offshore operated positions include the Greater Britannia Area, J-Area, AELE, Catcher Area and Tolmount Area. Its other UK North Sea interests include East Irish Sea, Galleon, Ravenspurn North, and Johnston. It has an operating interest in the Tuna field and acreage in the South Andaman Sea gas play. It also has an interest in the Zama field in Mexico's Sureste basin. Its operations in Vietnam are focused on its Chim Sao and Dua oil fields.