ISA CTEEP Investment and Infrastructure Update

ISA CTEEP Largest publicly traded pure transmission utility in Brazil Responsible for the transmission of 24% of Brazil's power generation ◉ Present in 17 Brazilian States Responsible for >90% of the power load in the State of São Paulo ■ Benchmark player in operational efficiency and indicators of quality ■ 18,600 km of transmission lines ☐ 126 substations 65,500 MVA of transformation capacity ■ Regulatory Net Revenue¹: BRL 2.7 billion ■ Regulatory EBITDA¹: BRL 2.3 billion (margin of 85%) Nota: 1 Last 12 months ended on 06/30/2018 Transmission Lines (TL) In operation 14,300 km of transmission lines 110 substations isa CTEEP Substation ▲ Line Entrance 4

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