TransAtlantic Petroleum Ltd. is an international oil and natural gas company engaged in acquisition, exploration, development and production. The Company has operations in Turkey, Bulgaria and Albania. As of December 31, 2014, it held interests in approximately 1.8 million net acres of developed and undeveloped oil and natural gas properties in Turkey, Albania and Bulgaria. Its three geographic segments include Turkey, Bulgaria and Albania. The Turkey segment includes holding interests in 19 onshore and offshore exploration licenses and 20 onshore production leases covering a total of 1.8 million gross acres (1.1 million net acres). The Bulgaria segment includes holding interests in one onshore exploration concession and one onshore production concession covering a total of 567,000 acres in Bulgaria. The Albania segment includes owning 100% of the interests in three onshore oil fields and one gas concession consisting of one onshore gas field and one exploration license.