Tony Berthelet has been appointed chief operating officer of Gran Tierra Energy Inc., Calgary.
Berthelet is an engineer with more than 20 years of upstream oil and gas experience and 8 years of executive-level leadership experience.
Berthelet previously was president and chief executive officer of Strategic Oil & Gas Ltd. Before that he led the revitalization of the Cardium waterflood development for Obsidian Energy Ltd. as vice-president, development and operations.
Gran Tierra, together with its subsidiaries, is an independent international energy company focused on oil and gas exploration and production in Colombia and Ecuador.