Meet Our Directors
Rodrigo Modesto de Abreu
Chief Executive Officer (Statutory Officer)
Born in April 1969, Mr. Rodrigo Abreu has been acting as Chief Executive Officer of Oi since Jan/2020. Before that, he was a Board member at Oi until Oct/2019, leaving the position to join the Company's Board of Directors, he was the Chief Executive Officer of Quod - Gestora de Inteligencia de Crédito S.A., a database management company focused on the Positive Register, created by the five largest Brazilian banks; Managing partner of Giau Consultoria Empresarial Ltda., a business management consulting firm; Director of Vogel Soluções em Telecomunicações e Informática S.A., a company that operates fiber optic telecommunication services; President and CEO of TIM Participações S.A. (public company, where he also served as a member of the Board of Directors) and TIM Celular S.A., telecommunications operating companies. He also served as President of Cisco Systems do Brasil, an information technology company, and General Manager of Cisco Systems for North Latin America and the Caribbean; was President of Nortel Networks do Brasil, a telecommunications equipment company; and CEO of Promon Tecnologia Ltda and Promon IP Ltda., technology services companies, having started his career in the Promon group. Mr. Rodrigo Abreu holds a degree in Electrical Engineering from the State University of Campinas in 1991, with an MBA in General Administration from the Stanford Graduate School of Business in 2000.
Cristiane Barretto Sales
Chief Financial and Investor Relations Officer (Statutory Officer)
Cristiane is a professional with 32 years of experience in finance, 30 of which in publicly traded companies with extensive experience in the Telecommunications sector, which began shortly after the privatization of Telebrás. Graduated in Business Administration, she has an Executive MBA in Spain and training by the IBGC in the Board of Directors course. Prior to occupying the chair of CFO at Oi as of September 2021, she held the position of Executive Director of Planning and Financial Management at Claro Brazil. Prior to that, Cristiane held the positions of Board Member and CFO at Contax. She also worked for 15 years in the Telefônica/Vivo group until 2015, where she started as Financial Director of Tele Leste Celular Participações for operations in Bahia and Sergipe after the IPO of Telebrás, and subsequently held, as Vivo Brazil, several executive positions in the Finance area, including CFO. Cristiane started her career at Arthur Andersen, where she worked for 10 years, reaching the position of Senior Audit Manager. In his experience, she was responsible for the areas of Planning and Budgeting, Treasury, Investor Relations, Accounting, Mergers and Acquisitions, Auditing, among other specific projects related to business profitability, cost efficiency and operational turn around. She has served as a member of the Audit Committee at companies in the Telefônica group and since 2018 has been a member of the Board of EY Entrepeneurial Winning Women, dedicated to mentoring women entrepreneurs.
Rogerio Takayanagi
Retail/Business Director (Statutory Director)
Rogerio has over 25 years of experience in the telecom industry, being responsible for various areas such as marketing, innovation and startups, sales, operations, corporate finance, M&A, strategy and technology. He has worked in Brazil and abroad, acting as a consultant and executive in companies such as Promon, Value Partners and TIM. Rogério is an electrical engineer graduated from Escola Politécnica de São Paulo, with a postgraduate degree in business administration from FGV-SP.
