Corporate Strucutre

Centrais Elétricas de Santa Catarina S.A. – CELESC is one of the largest companies in the Brazilian electric sector, mainly in the areas of distribution and generation of electric energy. Structured as a Holding Company in 2006, the Company possesses two wholly-owned subsidiaries – Celesc Geração S.A. and Celesc Distribuição S.A. Additionally it holds a controlling interest in Companhia de Gás de Santa Catarina (SCGÁS – Santa Catarina Gas Company) and is a partner in Dona Francisca Energética S.A. (DFESA), Empresa Catarinense de Transmissão de Energia S.A. (ECTE – Santa Catarina Energy Transmission Co.), Companhia Catarinense de Água e Saneamento (CASAN – Santa Catarina Water and Sanitation Co.) and of the Project of Usina Hidrelétrica Cubatão S.A. (Cubatão Hydroelectric Plant).