Oi S.A. announced the unanimous decision made by Oi’s Board of Directors at a meeting held on December 10, 2019 to indicate Mr. Rodrigo Modesto de Abreu to assume the position of Chief Executive Officer of the Company on January 31, 2020, after Mr. Eurico de Jesus Teles Neto’s departure, announced to occur on January 30, 2020. Currently in the position of Oi’s Chief Operating Officer – COO – since September 2019, Mr. Rodrigo Abreu joined the Company in September 2018 as member of its Board of Directors and has also acted as coordinator of the Transformation, Strategy and Investments Committee. As COO, Mr. Abreu is responsible for managing the Company's core business, covering the areas of finance and administration, planning and operational performance, network management center, logistics and sales and operations planning, infrastructure, client services, engineering, systems, digital, customer service, planning and quality, retail and business, retail and business sales, customer relations, corporate, retail and business marketing, ombudsman and support.