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Gran Tierra Energy Inc., an independent energy company, engages in the acquisition, exploration, development, and production of oil and gas properties in Colombia, Peru, and Brazil. As of December 31, 2014, the company鈥檚 acreage comprised 3.4 million gross acres covering 16 exploration and production contracts in Colombia; 47,734 gross acres covering 7 exploration blocks in Brazil; and…More 5.7 million gross acres covering 5 exploration licenses in Peru.