Gran Tierra Energy Inc. (GTE)

AMEX Energy Oil & Gas Exploration & Production

Gran Tierra Energy Inc., together with its subsidiaries, engages in the exploration and production of oil and gas properties in Colombia and Ecuador. As of December 31, 2021, it had total proved undeveloped reserves of 24.8 million barrels of oil equivalent in Colombia. The company was incorporated in 2003 and is headquartered in Calgary, Canada.