Marcela E. Donadio was elected to Marathon’s board of directors. She previously worked as a leader of the Americas oil and gas sector at Ernst & Young from 2007 until her retirement last year. At Ernst & Young, Donadio oversaw more than 3,300 oil and gas professionals across the Americas, directing industry initiatives for assurance, tax transactions, and advisory services. She also sat on the company’s oil and gas leadership committee. Donadio is on the board of National Oilwell Varco. She served a 6-year term as a member of the Texas State Board of Public Accountancy, chairing its enforcement committee. She holds a bachelor’s degree in accounting from Louisiana State University.