Mark Hadley has over 38 years of diverse experience as an oil and gas exploration geologist. Prior to joining Gran Tierra, Mr. Hadley served as Vice President of Exploration at i3 Energy and was a founder and VP Exploration at Paredes Energy. Previously, he was the VP Exploration of Kicking Horse Energy from 2014 until its acquisition in 2015 by ORLEN Upstream Canada. Prior to that role Mr. Hadley joined Fairborne Energy in 2002 as Manager of Geology and became VP Exploration of Contact Exploration from 2011 to 2014. Previously, he held senior geology roles at Range Petroleum, Suncor Energy, PanCanadian Petroleum Ltd. and Husky Energy. Mr. Hadley has a Bachelor of Science in Geology from the University of Western Ontario, and a Master of Science in Geology from the University of Alberta.