Holder of a BA in Business and an Executive MBA, Romualdo worked at COMGAS Companhia de Gás de São Paulo, from 1999 to 2015, with experience on project management, treasury, strategic planning, purchasing and performance. Prior to that he was at SHELL Brasil Ltda from 1981 to 2005, working with economic and planning assessments, sales and finances. He started his career at FNI HOWARD, where he was a financial assistant from 1975 to 1981.