Santa Isabel (Portuguese pronunciation: [ˈsɐ̃tɐ jzɐˈbɛw]) is a municipality in the state of São Paulo in Brazil.

[3] The elevation is 655 m. It is located 60 miles east of the downtown of the city of São Paulo.

The municipality lies in the basins of the Rio Jaguari and the Rio Paraíba do Sul and 84% of the municipality is protected by environmental laws because of its significance as a potable water source [4] The municipality contains part of the 292,000 hectares (720,000 acres) Mananciais do Rio Paraíba do Sul Environmental Protection Area, created in 1982 to protect the sources of the Paraíba do Sul.

[5] The area suffered ecologically from unauthorized uses and in 1996 the Ibirapitanga Reserve on the Rio dos Pilões was created to preserve one of the last stands of Brazilian Atlantic forest and to permit managed urban growth.

[6] The company is currently an operator of cell phones, fixed lines, internet (fiber optics/4G) and television (satellite and cable).