GTE Localize announces the appointment of Matt Grotenstein as Vice President of North America, effective immediately.

1 Day GTE 3.70% DJIA 1.65% Russell 2K 2.53% Energy 2.91% ...

About Gran Tierra Energy Inc. Gran Tierra Energy, Inc engages in the exploration and production of oil and natural gas in Colombia and Ecuador. It holds interests in the assets located in the Middle ...