Petro Rio S.A. announced that, at a Board of Directors meeting held on this date, the Board Members were informed of the resignation presented by Mr. Ricardo Wagner Carvalho de Oliveira from the position of Chief Legal Officer. During this same meeting, the Board Members unanimously approved the appointment of Mr. Blener Braga Cardoso Mayhew to fill the position of New Business Development Officer and Investor Relations Officer and Mr. Roberto Bernardes Monteiro to fill the position of Operations Officer to hold office until the meeting of the Board of Directors following the company's Annual General Shareholders' Meeting to be held in the 2016 fiscal year.