Gran Tierra Energy Inc.

Gran Tierra Energy Inc. is an independent international energy company. The Company is focused on international oil and natural gas exploration and production with assets in Colombia and Ecuador. The Company has interests in approximately 22 blocks in Colombia, three blocks in Ecuador, and is the operator of 24 of these blocks. Its assets in Colombia represent approximately 99% of its production with oil reserves and production mainly located in the Middle Magdalena Valley (MMV) and Putumayo Basin. In MMV, the Company’s field is the Acordionero field, where it produces approximately 17-degree American Petroleum Institute (API) oil, which represents 52% of total company production. The Putumayo production is approximately 27-degree API for Chaza Block and 18-degree API for Suoriente Block, representing 25% and 14% respectively, of total company production.