Marcela E. Donadio

Ms. Donadio has been a Director of the Company since April 2014. Ms. Donadio has over 37 years of audit and public accounting experience with a specialization in domestic and international operations in all segments of the energy industry. She was Americas Oil & Gas Sector Leader of Ernst & Young LLP, from which she retired in March 2014. Ms. Donadio joined Ernst & Young in 1976, serving since 1989 as audit partner for multiple companies in the oil and gas industry. She held various energy industry leadership positions until being named Americas Oil & Gas Sector Leader in 2007. In that role she was responsible for one of the firm's most significant industry groups in the US and throughout the Americas. Ms. Donadio earned a Bachelor of Science degree in Accounting from Louisiana State University and is a licensed certified public accountant in the State of Texas.