Americas Petrogas Increases Stake in Apache's Huacalera Block

Americas Petrogas has completed the acquisition of Energicon S.A. as initially announced on June 3, 2011.

As a result of this acquisition, the Company now holds a 39% working interest in the Huacalera block, which contains Vaca Muerta shale source rock. The block is currently being drilled by the operator of the block, a subsidiary of Apache Corporation.