Circle Oil Plc is an Ireland-based oil and gas exploration and production company. The Company is engaged in the exploration, development and production of oil and gas in North Africa and the Middle-East with oil and gas production in Egypt, gas production in Morocco and exploration assets in all areas of operation. The Company has its operations in Egypt, Morocco, Oman and Tunisia. The Company holds interests in three permits in Tunisia, which include Grombalia Permit, Ras Marmour Permit and Mahdia Permit. The Grombalia Permit covers an area of 2,820 square kilometers and has petroleum system in the Tertiary Bou Dabbous, and Cenomanian Bahloul limestones and Fahdene shales providing source rock. The Ras Marmour Permit is located in the south-east of Tunisia covering part of the Island of Djerba and south of the Gulf of Gabes. The Mahdia Permit covers an area of 3,780 square kilometers.