Transener (‘Compañía de Transporte de Energía Eléctrica en Alta Tensión Transener S.A.’) is the leading company in the utility service of high voltage electric energy transmission in Argentina. As of December 31, 2023, it holds a concession over 15,408 kilometers of transmission lines and 60 transforming stations, directly operating 86% of its high-voltage lines. In turn, its subsidiary Transba (‘Empresa de Transporte de Energía Eléctrica por Distribución Troncal de la Provincia de Buenos Aires Transba S.A.’) holds a concession over 6,982 km of transmission lines and 112 transforming stations, which make up the Main Distribution Transmission System of the Province of Buenos Aires. As of December 31, 2023, Pampa holds a 26.3% interest in Transener.


The following table summarizes Transener’s main technical and financial indicators:

Technical Data 2022 2023
Transmission lines of Transener (Km) 14,926 15,408
Transmission lines of Transba (Km) 6,771 6,982
Financial Information(1) 2022 2023
Revenues 178 161
Fiscal year’s results, attributable to company’s shareholders 10 8
Assets 611 435
Liabilities 165 123
Shareholders’ Equity 446 312

(1)Annual financial statements figures under International Financial Reporting Standards (IFRS), in million pesos adjusted by inflation as of December 31, 2022 y 2023 and restated at the closing FX of each period.