PetroVista Spuds 1st Exploration Well at La Maye Project in Colombia

Petro Vista and its wholly owned Colombian subsidiary, Petropuli Ltda., have initiated drilling activities (spud) on its La Maye Block, Lower Magdalena Valley Basin, Colombia. The "Noelia-1" well is the first of two planned exploration wells to be drilled and tested through the remainder of 2009, as part of a funded four well turn-key exploration program.

The La Maye Block is operated by New Horizon Energy, Inc. ("New Horizon") with Petro Vista owning a 25% working interest.

The drilling rig, "Rosie," owned by TOC Ltd., a Trinidad company wholly owned by New Horizon arrived at the well site on September 7th the rig and its crew completed a series of initial procedures and spud on September 21st. The Noelia-1 well will be drilled to a total depth (TD) of approximately 5,000 feet, with the primary objectives being Teritary carbonates of the Cienega de Oro Formation, immediately overlying basement. Basic drilling activities to TD are anticipated to take approximately 30 days with testing to follow as determined by logging results.