Harry Quarls currently serves as a Director of PetroQuest since January 2019 and of Rosehill Resources since April 2017. He serves as Chairman of the Board of SH 130 Concessions Company LLC. Mr. Quarls previously served as Chairman of the Board of Directors of Penn Virginia Corporation, Woodbine Acquisition Corporation, US Oil Sands Corporation and Trident Resources Corporation and as a Director for Fairway Resources LLC and Opal Resources LLC. He also served as a Director and Chairman of the Strategy Committee for Gastar Exploration. He was previously a Managing Director at Global Infrastructure Partners for over a decade retiring in 2017. He was the Managing Director and Practice Leader for Global Energy at Booz & Co., a leading international management consulting firm, and as a member of Booz’s Board of Directors. Mr. Quarls earned an M.B.A. degree from Stanford University and holds ScM. and B.S. degrees, both in chemical engineering, from M.I.T. and Tulane University, respectively. Mr. Quarls brings considerable financial and energy investing experience, as well as experience on the boards of numerous public and private energy companies.