Andrea Sandro Calabi

TIM Participações SA is a holding company, which engages in the provision of wireless cellular telecommunication services. The company provides private and public telephone services at both the local and regional levels. It offers wireless and fixed line telephone services, pre-paid mobile, post-paid mobile, GSM mobile services, and Internet access services. The company was founded on May 22, 1998 and is headquartered in Rio de Janeiro, Brazil.

BNDES Participações SA (BNDESPAR) is the wholly-owned private equity subsidiary of the Brazilian Development Bank (BNDES), a federal public company associated with the Ministry of Development, Industry and Foreign Trade which aims to provide long-term financing for projects that contribute to Brazil's development. The company was founded on June 30, 1982 and is headquartered in Brasilia, Brazil.

Banco Nacional de Desenvolvimento Economico e Social SA engages in the provision of financing solutions to corporate clients, as well as micro-, small-, and medium-scale enterprises. Through its lending and investment subsidiaries, it is active in the non-reimbursable energy, agricultural, industrial, and civil infrastructure sectors. The company was founded on June 20, 1952 and is headquartered in Rio de Janeiro, Brazil.

State of São Paulo operates as a regional level government authority. It has 645 municipalities and a population of approximately 40 million. It is located in Southeastern Brazil.

Banco Nossa Caixa's principal activities are the provision of banking and financial services through commercial and loan portfolios, including real state and foreign exchange. Through its subsidiaries it operates with private pensions and administration of credit cards. The Group is the official financial agent for the state of Sao Paulo providing cash management service as well as acting as the exclusive paying agent for the state.

CESP - Companhia Energética de São Paulo engages in the generation, sale, and commercialization of electricity. The firm operates hydroelectric power plants with generating units located in the basins of Paraná River and Paraíba do Sul River. It sells its energy in the regulated contracting market, free contracting market, and electric energy trading board. The company was founded on December 5, 1966 and is headquartered in Pedreira, Brazil.