Wikipedia
Eletrobras (, full name: Centrais Elétricas Brasileiras S.A.) is a major Brazilian electric utilities company. It's also Latin America's biggest power utility company, tenth largest in the world and is also the fourth largest clean energy company in the world. Eletrobras holds stakes in a number of Brazilian electric companies, so that it generates about 40% and transmits 69% of Brazil's electric supply. The company's generating capacity is about 43,000 MW, mostly in hydroelectric plants. The Brazilian federal government owns 52% stake in Eletrobras, rest of shares are traded on BM&F Bovespa. The stock is part of the Ibovespa index. It is also traded on the New York Stock Exchange and on the Madrid Stock Exchange
The company's headquarters are located in Brasília, however its main offices are located in Rio de Janeiro.