Reformed Calgary/Bogotá-Based Oil & Gas Junior Hits 65 Feet of Colombian Pay And The Market Responds Featuring commentary from Frank Giustra, Jeff Boyce and Ralph Gillcrist, three key stakeholders in the company, Petroamerica Oil Corp. Caution: See PTA’s Foward Looking Statements. Jump to audio. It’s been a tough ride for Petroamerica Oil Corp. (PTA) shareholders,… Continue Reading